JOHNSON MATTHEY PUBLIC LIMITED COMPANY Patent applications |
Patent application number | Title | Published |
20160137656 | PROCESSES FOR MAKING HYDROCODONE, HYDROMORPHONE AND THEIR DERIVATIVES - Improved processes for making hydrocodone and hydromorphone as well as their 8,14-dihydrothebaine and 8,14-dihydrooripavine derivatives and salts are disclosed. | 05-19-2016 |
20160137655 | PROCESSES FOR MAKING HYDROCODONE, HYDROMORPHONE AND THEIR DERIVATIVES - Improved processes for making hydrocodone and hydromorphone as well as their 8,14-dihydrothebaine and 8,14-dihydrooripavine derivatives and salts are disclosed. | 05-19-2016 |
20160121317 | LOW PHOSPHORUS CHABAZITES - A catalyst washcoat is provided having a molecular sieve with a CHA crystal structure; about 0.5 to about 5.0 mol % phosphorus; and SiO | 05-05-2016 |
20160121289 | REACTOR - A reactor includes: a shell with first and second ends, an fluid inlet at the first end for receiving a process fluid, and an outlet at the second end for discharging a reacted process fluid, and a plurality of elongate containment units within the shell for containing a particulate catalyst or sorbent, each containment unit including two perforate members defining a space in which the particulate catalyst or sorbent may be placed, the perforate members mounted between two fluid-impermeable end members, wherein one end member extends across the containment unit to provide a closed end and the other end member closes the space thereby providing an open end through which a process fluid may enter or exit the containment unit, and a header assembly connected to the open ends of the containment units and either the fluid inlet or fluid outlet. A process using the reactor is also described. | 05-05-2016 |
20160047751 | DIAGNOSTIC SYSTEM FOR EXHAUST SYSTEM COMPONENTS - A diagnostic system for an exhaust system of an internal combustion engine is disclosed. The diagnostic system comprises a catalyst component and a marker that undergoes a physical transition above a transition temperature of the marker. A method for determining if a catalyst component in an exhaust system for an internal combustion engine has been exposed to a deactivating temperature is also disclosed. | 02-18-2016 |
20160047286 | EXHAUST SYSTEM WITH A MODIFIED LEAN NOx TRAP - An exhaust system for treating an exhaust gas from an internal combustion engine is disclosed. The system comprises a modified lean NO trap (LNT), a urea injection system, and an ammonia-selective catalytic reduction catalyst. The modified LNT comprises a first layer and a second layer. The first layer comprises a NO adsorbent component and one or more platinum group metals. The second layer comprises a diesel oxidation catalyst zone and an NO oxidation zone. The diesel oxidation catalyst zone comprises a platinum group metal, a zeolite, and optionally an alkaline earth metal. The NO oxidation zone comprises a platinum group metal and a carrier. The modified LNT stores NO at temperatures below about 200° C. and releases at temperatures above about 200° C. The modified LNT and a method of using the modified LNT are also disclosed. | 02-18-2016 |
20160040576 | EXTRUDED HONEYCOMB CATALYST - An extruded honeycomb catalyst for nitrogen oxide reduction according to the selective catalytic reduction (SCR) method in exhaust gases from motor vehicles includes an extruded active carrier in honeycomb form having a first SCR catalytically active component and with a plurality of channels through which the exhaust gas flows during operation, and a washcoat coating having a second SCR catalytically active component being applied to the extruded body, wherein the first SCR catalytically active component and the second SCR catalytically active component are each independently one of:
| 02-11-2016 |
20160039837 | Pharmaceutically Acceptable Salts and Polymorphic Forms of Hydrocodone Benzoic Acid Enol Ester and Processes for Making Same - Compositions comprising hydrocodone benzoic acid enol ester to form novel prodrugs including hydrocodone benzoic acid enol ester salts, and various polymorphs. Also provided are processes for the preparation of hydrocodone benzoic acid enol ester salts, and various polymorphs. | 02-11-2016 |
20160038878 | Zoned Catalyst for Treating Exhaust Gas - Provided is a system for treating an exhaust gas comprising a first SCR catalyst zone comprising an iron loaded medium- or large-pore molecular sieve having a first ammonia storage capacity; and a second SCR catalyst zone comprising a copper loaded small-pore molecular sieve having a second ammonia storage capacity, wherein the first SCR catalyst zone is disposed upstream of the second SCR catalyst zone with respect to normal exhaust gas flow through the system and wherein the second ammonia storage capacity is greater than the first ammonia storage capacity. Also provided is a method for using the system to treat exhaust gas. | 02-11-2016 |
20150375221 | Oxidation Catalyst for a Lean Burn Internal Combustion Engine - An apparatus is disclosed. The apparatus comprises a lean-burn internal combustion engine, engine management means and an exhaust system for treating exhaust gas of the engine. The exhaust system comprises a first oxidation catalyst disposed on a first honeycomb monolith substrate. The first oxidation catalyst comprises platinum supported on a first metal oxide support comprising at least one reducible oxide, and is substantially free of alkali metals and alkaline earth metals. The engine management means is arranged, when in use, intermittently to modulate the lambda composition of the exhaust gas entering the first oxidation catalyst to a rich lambda composition. | 12-31-2015 |
20150360212 | TRANSITION METAL-CONTAINING ALUMINOSILICATE ZEOLITE - A synthetic aluminosilicate zeolite catalyst containing at least one catalytically active transition metal selected from the group consisting of Cu, Fe, Hf, La, Au, In, V, lanthanides and Group VIII transition metals, which aluminosilicate zeolite is a small pore aluminosilicate zeolite having a maximum ring size of eight tetrahedral atoms, wherein the mean crystallite size of the aluminosilicate zeolite determined by scanning electron microscope is >0.50 micrometer. | 12-17-2015 |
20150252052 | PROCESSES FOR MAKING HYDROCODONE, HYDROMORPHONE AND THEIR DERIVATIVES - Improved processes for making hydrocodone and hydromorphone as well as their 8,14-dihydrothebaine and 8,14-dihydrooripavine derivatives and salts are disclosed. | 09-10-2015 |
20150202591 | SORBENTS - A sorbent is described, suitable for removing heavy metals, particularly mercury, from fluid streams including 20-75% by weight of copper (expressed as copper (II) oxide) in the form of one or more copper sulphides, the sorbent having a sulphur to copper atomic ratio in the range 0.7 to 0.95:1. | 07-23-2015 |
20150118121 | TRANSITION METAL/ZEOLITE SCR CATALYSTS - A method of converting nitrogen oxides in a gas to nitrogen by contacting the nitrogen oxides with a nitrogenous reducing agent in the presence of a zeolite catalyst containing at least one transition metal, wherein the zeolite is a small pore zeolite containing a maximum ring size of eight tetrahedral atoms, wherein the at least one transition metal is selected from the group consisting of Cr, Mn, Fe, Co, Ce, Ni, Cu, Zn, Ga, Mo, Ru, Rh, Pd, Ag, In, Sn, Re, Ir and Pt. | 04-30-2015 |
20150118115 | TRANSITION METAL/ZEOLITE SCR CATALYSTS - A method of converting nitrogen oxides in a gas to nitrogen by contacting the nitrogen oxides with a nitrogenous reducing agent in the presence of a zeolite catalyst containing at least one transition metal, wherein the zeolite is a small pore zeolite containing a maximum ring size of eight tetrahedral atoms, wherein the at least one transition metal is selected from the group consisting of Cr, Mn, Fe, Co, Ce, Ni, Cu, Zn, Ga, Mo, Ru, Rh, Pd, Ag, In, Sn, Re, Ir and Pt. | 04-30-2015 |
20150118114 | TRANSITION METAL/ZEOLITE SCR CATALYSTS - A method of converting nitrogen oxides in a gas to nitrogen by contacting the nitrogen oxides with a nitrogenous reducing agent in the presence of a zeolite catalyst containing at least one transition metal, wherein the zeolite is a small pore zeolite containing a maximum ring size of eight tetrahedral atoms, wherein the at least one transition metal is selected from the group consisting of Cr, Mn, Fe, Co, Ce, Ni, Cu, Zn, Ga, Mo, Ru, Rh, Pd, Ag, In, Sn, Re, Jr and Pt. | 04-30-2015 |
20150110682 | TRANSITION METAL/ZEOLITE SCR CATALYSTS - A method of converting nitrogen oxides in a gas to nitrogen by contacting the nitrogen oxides with a nitrogenous reducing agent in the presence of a zeolite catalyst containing at least one transition metal, wherein the zeolite is a small pore zeolite containing a maximum ring size of eight tetrahedral atoms, wherein the at least one transition metal is selected from the group consisting of Cr, Mn, Fe, Co, Ce, Ni, Cu, Zn, Ga, Mo, Ru, Rh, Pd, Ag, In, Sn, Re, Ir and Pt. | 04-23-2015 |
20150094499 | CATALYST AND METHOD OF MANUFACTURE - A method for making a solid material which is useful as a heterogeneous catalyst including the steps of: forming at least one copper oxide suspension comprising solid particles of copper oxide in a liquid; forming at least one carrier suspension comprising solid particles of a carrier material in a liquid; combining the copper oxide suspension and the carrier suspension; subjecting the combined suspensions to mechanical energy; separating the suspension liquid from the solid particles in the combined suspension; and subjecting the solid material to a thermal decomposition step. A catalyst made by the method has a BET surface area greater than 150 m | 04-02-2015 |
20150086459 | APPARATUS FOR THE TREATMENT OF AIR - A gas treatment apparatus, suitable for use in an air purifying apparatus for the production of breathable air, includes a catalyst including palladium and iron oxide and a source of a volatile nitrogen-containing compound. The apparatus is useful in gas masks, emergency escape hoods and static air treatment apparatus. | 03-26-2015 |
20150078968 | TRANSITION METAL/ZEOLITE SCR CATALYSTS - A method of converting nitrogen oxides in a gas to nitrogen by contacting the nitrogen oxides with a nitrogenous reducing agent in the presence of a zeolite catalyst containing at least one transition metal, wherein the zeolite is a small pore zeolite containing a maximum ring size of eight tetrahedral atoms, wherein the at least one transition metal is selected from the group consisting of Cr, Mn, Fe, Co, Ce, Ni, Cu, Zn, Ga, Mo, Ru, Rh, Pd, Ag, In, Sn, Re, Ir and Pt. | 03-19-2015 |
20150077745 | TRACER AND METHOD OF IDENTIFYING TRACER IN PRODUCT - A method of detecting a tracer compound dissolved in a liquid composition via surface-enhanced spectroscopy includes the steps of:
| 03-19-2015 |
20150064631 | HIGH TEMPERATURE COMBUSTION CATALYST - A supported precious metal catalyst for the high-temperature combustion of a hydrocarbon includes 1-10% by weight in total of one or more precious metals on a refractory metal oxide support material, and 1-20% by weight in total of one or more stabilizing metals selected from rare earths and Groups IA, IIA, and IIIA of the periodic table of the elements, wherein at least part of the precious metal is present as a mixed metal oxide with one or more of the stabilizing metals. | 03-05-2015 |
20150060729 | METHOD FOR PRODUCING A SULPHIDED COPPER SORBENT - A method for producing a sulphided copper sorbent includes the steps of: (i) contacting a sorbent precursor material containing one or more sulphidable copper compounds, with a sulphiding gas stream including hydrogen sulphide to form a sulphided sulphur-containing sorbent material, and (ii) subjecting the sulphided sulphur-containing sorbent material to a heating step in which it is heated to a temperature above that used in the sulphiding step and ≧110° C., under an inert gas selected from nitrogen, argon, helium, carbon dioxide, methane, and mixtures thereof, the inert gas optionally including hydrogen sulphide. The method provides sulphided copper sorbents that have reduced levels of elemental sulphur. | 03-05-2015 |
20150047984 | COATING TECHNOLOGY - An aqueous platinum electroplating bath includes: a) a source of platinum ions; and b) a source of borate ions. The aqueous platinum electroplating bath may optionally include one or more levellers. A method of using the platinum electroplating bath for electroplating platinum or a platinum alloy onto a substrate is also described. | 02-19-2015 |
20150038715 | PROCESS - The present invention provides a process for preparing an oxymorphone acid adduct, said process comprising hydrogenating an aqueous solution of 14-hydroxymorphinone and an acid to form a solution of the oxymorphone acid adduct, wherein the hydrogenation is carried out at one or more temperatures greater than 40° C. in the presence of a hydrogenation catalyst and hydrogen gas, wherein the level of 6α-oxymorphol produced is ≦3.00 area % as determined by HPLC. | 02-05-2015 |
20140357903 | PROCESS FOR HYDROGENATING KETONES IN THE PRESENCE OF RU(II) CATALYSTS - The present invention relates to a process for hydrogenating a substrate including a carbon-heteroatom double bond, the process including the step of reacting the substrate with hydrogen gas in the presence of a hydrogenation catalyst, wherein the hydrogenation catalyst is a complex of formula (I): | 12-04-2014 |
20140356530 | METHOD OF COATING A SUBSTRATE WITH A CATALYST COMPONENT - A method of coating a substrate with a liquid comprising a catalyst component, which substrate comprises a plurality of channels, wherein the method comprises:
| 12-04-2014 |
20140356266 | Catalyzed Filter for Treating Exhaust Gas - Provided is a diesel particulate filter capable of removing soot from an exhaust gas while operating at low backpressure, the filter comprising (a) a wall-flow filter substrate having a mean pore size, an inlet side, an outlet side, and a porous interior between the inlet and outlet sides; and (b) a catalyst composition coated from the inlet side of the substrate, wherein the catalyst composition has a d | 12-04-2014 |
20140356265 | Catalyzed Filter for Treating Exhaust Gas - Provided is a diesel particulate filter capable of removing soot from an exhaust gas while operating at low backpressure, the filter comprising (a) a wall-flow filter substrate having a mean pore size, an inlet side, an outlet side, and a porous interior between the inlet and outlet sides; and (b) a catalyst composition coated from the outlet side of the substrate, wherein the catalyst composition has a d | 12-04-2014 |
20140331548 | TRACERS AND METHOD OF MARKING HYDROCARBON LIQUIDS - Method of marking a hydrocarbon liquid includes adding to the liquid, a tracer compound of Formula I: | 11-13-2014 |
20140331547 | TRACERS AND METHOD OF MARKING LIQUIDS - Method of marking a hydrocarbon liquid includes: adding | 11-13-2014 |
20140330012 | PARACYCLOPHANE-BASED LIGANDS, THEIR PREPARATION AND USE IN CATALYSIS - A substituted paracyclophane of formula (I) is provided | 11-06-2014 |
20140322113 | Filter Substrate Comprising Zone-Coated Catalyst Washcoat - A catalysed filter for filtering particulate matter from exhaust gas emitted from a positive ignition internal combustion engine comprises a ceramic porous wall-flow filter substrate having a total substrate length and having inlet channels defined in part by ceramic inlet wall surfaces and outlet channels defined in part by ceramic outlet wall surfaces, wherein the inlet surfaces are separated from the outlet surfaces by a first porous structure containing pores of a first mean pore size, wherein the porous substrate is coated in part with a catalyst washcoat composition, wherein a second porous structure of a washcoated part of the porous substrate contains pores of a second mean pore size, wherein the second mean pore size is less than the first mean pore size, which catalyst washcoat composition being disposed in a first zone comprising the inlet surfaces of a first substrate length less than the total substrate length, wherein a second zone comprising the outlet surfaces of a second substrate length contains no washcoat and wherein the sum of the substrate length in the first zone and the substrate length in the second zone is >100%. | 10-30-2014 |
20140322112 | Positive Ignition Engine and Exhaust System Comprising Catalysed Zone-Coated Filter Substrate - A positive ignition engine comprising an exhaust system, which comprises a catalysed filter for filtering particulate matter from exhaust gas emitted from a positive ignition internal combustion engine, which filter comprising a porous substrate having a total substrate length and having inlet surfaces and outlet surfaces, wherein the inlet surfaces are separated from the outlet surfaces by a first porous structure containing pores of a first mean pore size, wherein the porous substrate is coated with a washcoat composition which is a NOx absorber catalyst washcoat composition comprising at least one precious metal; or a selective catalytic reduction (SCR) catalyst washcoat composition, wherein a second porous structure of the washcoated porous substrate contains pores of a second mean pore size, wherein the second mean pore size is less than the first mean pore size, which NOx absorber catalyst washcoat or SCR catalyst washcoat being axially arranged on the porous substrate as a first zone comprising the inlet surfaces of a first substrate length less than the total substrate length and a second zone comprising the outlet surfaces of a second substrate length less than the total substrate length, wherein the sum of the substrate length in the first zone and the substrate length in the second zone is ≧100%, wherein:
| 10-30-2014 |
20140301924 | FILTER SUBSTRATE COMPRISING THREE-WAY CATALYST - A catalysed filter for filtering particulate matter from exhaust gas comprising one or more catalyst poisons and emitted from a positive ignition internal combustion engine, which filter comprising a porous substrate having a total substrate length and having inlet surfaces and outlet surfaces, wherein the inlet surfaces are separated from the outlet surfaces by a porous structure containing pores of a first mean pore size, wherein the porous substrate is coated with a washcoat comprising a plurality of solid particles, wherein the porous structure of the washcoated porous substrate contains pores of a second mean pore size, wherein the second mean pore size is less than the first mean pore size, which washcoat being axially arranged on the porous substrate as a first zone comprising the inlet surfaces of a first substrate length less than the total substrate length and a second zone comprising the outlet surfaces of a second substrate length less than the total substrate length, wherein the sum of the substrate length in the first zone and the substrate length in the second zone≧100%, wherein the washcoat of at least the second zone is a three-way catalyst washcoat comprising one or more precious metal supported on a high surface area oxide, and an oxygen storage component and wherein:
| 10-09-2014 |
20140296607 | PURIFICATION PROCESS - A process for removing halogen compounds, particularly chlorine compounds, from a process fluid, includes the steps of (i) passing a process fluid containing hydrogen halide over a first sorbent to remove hydrogen halide and generate a hydrogen halide depleted process fluid and then, (ii) passing the hydrogen halide depleted process fluid over a second different sorbent to remove organic halide compounds therefrom. A purification system suitable for removing hydrogen halide and organic halide compounds from process fluids is also described. | 10-02-2014 |
20140275146 | MORPHINE SULFATE METHANOLIC SOLVATE, PROCESSES FOR MAKING SAME AND RELATED COMPOSITIONS AND METHODS FOR TREATING PAIN - Processes for reducing the amount of impurities, especially α,β-unsaturated ketones (ABUK), in materials containing morphine. Novel compounds, namely low ABUK morphine sulfate methanolic solvate, and a novel crystal form are also described. The method for making morphine sulfate methanolic solvate comprises mixing a morphine free base composition with methanol to form a solution and adding a liquid comprising sulfuric acid to the solution to form a morphine sulfate methanolic solvate precipitate. A method of making a morphine sulfate compound comprises drying the morphine sulfate methanolic solvate in the presence of water vapor, such that methanol molecules are removed and replaced with water vapor molecules. A composition for treating pain comprises the morphine sulfate compound and at least one pharmaceutically acceptable excipient. A method for treating pain comprises administering to a patient in need thereof the composition comprising the morphine sulfate compound and at least one pharmaceutically acceptable excipient. | 09-18-2014 |
20140271426 | CATALYST FOR TREATING EXHAUST GAS - Provided is a catalyst composition having an aluminosilicate molecular sieve having an AEI structure and a mole ratio of silica-to-alumina of about 20 to about 30 loaded with about 1 to about 5 weight percent of a promoter metal, based on the total weight of the molecular sieve material. Also provided are method, articles, and systems utilizing the catalyst composition. | 09-18-2014 |
20140271340 | SILVER ALLOY - A silver alloy with exceptional resistance to both tarnishing and firestain includes at least 92.50% silver, from 0.70 to 1.65% germanium, from 1.30 to 1.80% indium, from 0.000 to 0.015% boron, not more than 1.0% palladium and not more than 0.20% copper. | 09-18-2014 |
20140264178 | PROCESS FOR INCREASING HYDROGEN CONTENT OF SYNTHESIS GAS - Process for increasing the hydrogen content of a synthesis gas containing one or more sulphur compounds, the synthesis gas including hydrogen, carbon oxides and steam, and having a ratio defined as R═(H | 09-18-2014 |
20140248203 | Small Pore Molecular Sieve Supported Copper Catalysts Durable Against Lean/Rich Aging for the Reduction of Nitrogen Oxides - A method of using a catalyst comprises exposing a catalyst to at least one reactant in a chemical process. The catalyst comprises copper and a small pore molecular sieve having a maximum ring size of eight tetrahedral atoms. The chemical process undergoes at least one period of exposure to a reducing atmosphere. The catalyst has an initial activity and the catalyst has a final activity after the at least one period of exposure to the reducing atmosphere. The final activity is within 30% of the initial activity at a temperature between 200 and 500° C. | 09-04-2014 |
20140241964 | Oxidation Catalyst for a Combustion Engine - An oxidation catalyst for treating an exhaust gas produced by a combustion engine, wherein the oxidation catalyst comprises a substrate and a catalyst layer, wherein the catalyst layer comprises: a first support material; a first noble metal; and a second noble metal; wherein the catalyst layer is disposed on a surface of the substrate, and the catalyst layer has a non-uniform distribution of the first noble metal in a direction perpendicular to the surface of the substrate. The oxidation catalyst can be used to oxidise carbon monoxide (CO), hydrocarbons (HCs) and also oxides of nitrogen (NO | 08-28-2014 |
20140241950 | Exhaust System for a Lean Burn IC Engine - An exhaust system ( | 08-28-2014 |
20140234190 | NOx TRAP COMPOSITION - A method to produce a NO | 08-21-2014 |
20140234189 | Positive Ignition Engine and Exhaust System Comprising Three-Way Catalysed Filter - A positive ignition engine is disclosed. The engine comprises an exhaust system comprising a filter for filtering particulate matter from the emitted exhaust gas. The filter comprises a porous substrate having inlet surfaces and outlet surfaces. The porous substrate is coated at least in part with a three-way catalyst washcoat comprising a platinum group metal and a plurality of solid particles. The plurality of solid particles comprises at least one base metal oxide and at least one oxygen storage component which is a mixed oxide or composite oxide comprising cerium. The mixed oxide or composite oxide comprising cerium and/or the at least one base metal oxide has a median particle size (D50) less than 1 μm. The platinum group metal platinum and rhodium; palladium and rhodium; platinum, palladium and rhodium; palladium only; or rhodium only. A process for treating exhaust gas using the filter is also disclosed. | 08-21-2014 |
20140216030 | EXHAUST SYSTEM WITH A REFORMER CATALYST - An exhaust system for treating exhaust gas from an internal combustion engine is disclosed. The system comprises a three-way catalyst (TWC), a fuel reformer catalyst located downstream of the TWC, and a fuel supply means located upstream of the fuel reformer catalyst. The exhaust gas is split into two portions. The first portion of the exhaust gas bypasses the TWC and contacts the fuel reformer catalyst in the presence of fuel added from the fuel supply means, and is then recycled back to the engine intake. The second portion of the exhaust gas is contacted with the TWC and is then utilized to heat the fuel reformer catalyst before being expelled to atmosphere. The exhaust system allows for maximum heat exchange from the exhaust gas. | 08-07-2014 |
20140212350 | AMMONIA OXIDATION CATALYST - A catalyst article for treating an emission gas is provided comprising (a) a first catalyst layer having a plurality of consecutive sub-layers, wherein each sub-layer includes vanadium on a first refractory metal oxide support selected from alumina, titania, zirconia, ceria, silica, and mixtures of these; (b) a second catalyst layer comprising one or more noble metals disposed on a second refractory metal oxide support; and (c) a substrate, wherein the first and second catalyst layers are on and/or within the substrate. | 07-31-2014 |
20140206871 | LOW ABUK OXYCODONE, ITS SALTS AND METHODS OF MAKING SAME - A method of preparing oxycodone includes forming 14-hydroxycodeine by reduction of 14-hydroxycodeinone and rearrangement of the 14-hydroxycodeine to form the oxycodone. During the reduction step, the ketone group of an undesirable contaminant precursor, 8,14-dihydroxy-7,8-dihydrocodeinone, is reduced to a hydroxyl group thus forming a triol. This triol is substantially inert with respect to reforming 14-hydroxycodeinone and can be readily separated from oxycodone. | 07-24-2014 |
20140193327 | LOW PHOSPHORUS CHABAZITES - A catalyst composition is provided having a CHA crystal structure; about 0.5 to about 5.0 mol % phosphorus; and SiO | 07-10-2014 |
20140193306 | EXHAUST GAS OXIDATION CATALYST - An exhaust gas oxidation catalyst characterised as an exhaust gas oxidation catalyst comprising a catalyst substrate, wherein a plurality of exhaust gas channels has been formed, and a catalyst layer formed on the surface of the exhaust gas channels in the catalyst substrate; wherein a catalyst layer consisting of a bottom catalyst layer, a top catalyst layer exposed within the exhaust gas channels, and an intermediate catalyst layer located between the bottom catalyst layer and top catalyst layer, is provided so as to cover not less than 25% of the exhaust gas channel surface, and wherein the bottom catalyst layer contains at least an oxygen-occluding agent as catalyst component but does not contain a hydrocarbon adsorbent, the intermediate catalyst layer contains at least catalyst metal, supported on a metal oxide support, and a hydrocarbon adsorbent as catalyst components, and the top catalyst layer contains at least an oxygen-occluding agent and a hydrocarbon adsorbent as catalyst components. | 07-10-2014 |
20140186245 | EXHAUST SYSTEM FOR A LEAN-BURN IC ENGINE COMPRISING A PGM COMPONENT AND A SCR CATALYST - An exhaust system | 07-03-2014 |
20140186244 | CATALYSED SUBSTRATE MONOLITH - A catalysed substrate monolith | 07-03-2014 |
20140186232 | COATING A MONOLITH SUBSTRATE WITH CATALYST COMPONENT - A method of coating a honeycomb monolith substrate comprising a plurality of channels with a liquid comprising a catalyst component comprises the steps of: (i) holding a honeycomb monolith substrate substantially vertically; (ii) introducing a pre-determined volume of the liquid into the substrate via open ends of the channels at a lower end of the substrate; (iii) sealingly retaining the introduced liquid within the substrate; (iv) inverting the substrate containing the retained liquid; and (v) applying a vacuum to open ends of the channels of the substrate at the inverted, lower end of the substrate to draw the liquid along the channels of the substrate. | 07-03-2014 |
20140186228 | FILTER FOR FILTERING PARTICULATE MATTER FROM EXHAUST GAS EMITTED FROM A COMPRESSION IGNITION ENGINE - A filter for filtering particulate matter (PM) from exhaust gas emitted from a compression ignition engine, which filter comprising a porous substrate having inlet surfaces and outlet surfaces, wherein the inlet surfaces are separated from the outlet surfaces by a porous structure containing pores of a first mean pore size, wherein the porous substrate is coated with a wash coat comprising a plurality of solid particles comprising a molecular sieve promoted with at least one metal wherein the porous structure of the wash coated porous substrate contains pores of a second mean pore size, and wherein the second mean pore size is less than the first mean pore size. | 07-03-2014 |
20140170045 | PLATINUM GROUP METAL (PGM) CATALYST FOR TREATING EXHAUST GAS - Provided are catalysts comprising a small pore molecular sieve embedded with platinum group metal (PGM) and methods for treating lean burn exhaust gas using the same. | 06-19-2014 |
20140161701 | DESULPHURISATION MATERIAL COMPRISING COPPER SUPPORTED ON ZINC OXIDE - A particulate desulphurisation material is described including one or more copper compounds supported on a zinc oxide support material, wherein the desulphurisation material has a copper content in the range 0.1 to 5.0% by weight and a tapped bulk density≧1.55 kg/l. | 06-12-2014 |
20140161693 | CATALYSED SOOT FILTER - A catalysed soot filter for a diesel engine comprises a wall flow substrate having a substrate axial length, wherein surfaces of both the internal walls of a plurality of inlet and a plurality of outlet channels comprise a catalytic washcoat of at least one on-wall coating composition for oxidising NO in exhaust gas to NO | 06-12-2014 |
20140161679 | EXHAUST SYSTEM - An exhaust system, and a catalyzed substrate, is disclosed. The system comprises a catalyzed substrate, a counterflow urea injector downstream of the catalyzed substrate, and a first selective catalytic reduction (SCR) catalyst downstream of the counterflow injector. The catalyzed substrate has an inlet end, an outlet end, an axial length extending from the inlet to the outlet, an inlet zone extending from the inlet, and an outlet zone extending from the outlet. The inlet zone comprises an oxidation catalyst and the outlet zone comprises a catalyst selected from the group consisting of a urea hydrolysis catalyst and a second SCR catalyst. The counterflow urea injector directs urea toward the outlet zone of the catalyzed substrate so that at least a portion of the urea contacts the outlet zone prior to contacting the first SCR catalyst. | 06-12-2014 |
20140158942 | WATER-GAS SHIFT CATALYST - A catalyst precursor for preparing a catalyst suitable for use in a sour water-gas shift process is described, including; 5 to 30% by weight of a catalytically active metal oxide selected from tungsten oxide and molybdenum oxide; 1 to 10% by weight of a promoter metal oxide selected from cobalt oxide and nickel oxide; and 1 to 15% by weight of an oxide of an alkali metal selected from sodium, potassium and caesium; supported on a titania catalyst support. | 06-12-2014 |
20140157763 | EXTRUDED HONEYCOMB CATALYST - An extruded honeycomb catalyst for nitrogen oxide reduction according to the selective catalytic reduction (SCR) method in exhaust gases from motor vehicles includes an extruded active carrier in honeycomb form having a first SCR catalytically active component and with a plurality of channels through which the exhaust gas flows during operation, and a washcoat coating having a second SCR catalytically active component being applied to the extruded body, wherein the first SCR catalytically active component and the second SCR catalytically active component are each independently one of:
| 06-12-2014 |
20140156207 | SOOT MONITORING METHOD AND ALERT SYSTEM - A system and method of monitoring regeneration of a particulate matter filter for a stationary diesel engine is disclosed. The system monitors exhaust temperature and operating time of an engine to calculate accumulated operating time below a critical temperature. Upon reaching a maximum allowed accumulated operation time, the system initiates a warning signal to inform the operator to increase exhaust temperatures for passive regeneration of the filter. During regeneration, the system periodically measures filter pressure differential and the exhaust temperature to calculate a difference in pressure differentials measured at two different times and determine whether the difference is below a critical value to inform the operator that regeneration is complete. | 06-05-2014 |
20140155642 | RUTHENIUM COMPLEXES COMPRISING PARACYCLOPHANE AND CARBONYL LIGANDS, AND THEIR USE AS CATALYST - The present invention relates to the ruthenium complexes comprising paracyclophane and carbonyl ligands, methods for the preparation thereof and uses of the complexes in isomerisation, hydrogenation, transfer hydrogenation, hydroformylation and carbonylation reactions. | 06-05-2014 |
20140154163 | AMMONIA OXIDATION CATALYST - Provided is a catalyst article for treating an emission gas comprising (a) a noble metal catalyst layer comprising one or more noble metals disposed on a first refractory metal oxide support; and (b) a vanadium catalyst layer comprising vanadium pre-fixed on a second refractory metal oxide support selected from alumina, titania, zirconia, ceria, silica, and mixtures of these, wherein the first catalyst layer is in physical contact with said second catalyst layer. Also provided is a method for making such a catalyst article, a method for treating gas emissions using such an article, and an emission gas treatment system incorporating such an article. | 06-05-2014 |
20140154160 | BIMETALLIC CATALYST - An emission control catalyst composition comprising a supported bimetallic catalyst consisting of gold and a metal selected from the group consisting of platinum, rhodium, ruthenium, copper and nickel is disclosed. Also disclosed is a catalytic convertor comprising a substrate monolith coated with the emission control catalyst composition and a lean burn internal combustion engine exhaust gas emission treatment system comprising the catalytic convertor. A variety of processes for preparing the catalyst composition are claimed. | 06-05-2014 |
20140150541 | ON-BOARD DIAGNOSTICS SYSTEM - An on-board diagnostics system for an exhaust system of an internal combustion engine is disclosed. The system comprises one or more ferromagnetic materials and a means for measuring magnetic field strength. Also disclosed is a method for on-board diagnostics of a catalyst component in the exhaust system. The method comprises measuring the magnetic field strength of a ferromagnetic material located in close proximity to the catalyst component and determining whether the ferromagnetic material has been exposed to a temperature above the Curie temperature of the ferromagnetic material, as measured by a decrease in the measured magnetic field strength. | 06-05-2014 |
20140147359 | Catalysed Soot Filter for Treating the Exhaust Gas of a Compression Ignition Engine - A catalysed soot filter comprising an oxidation catalyst for treating carbon monoxide (CO) and hydrocarbons (HCs) in exhaust gas from a compression ignition engine disposed on a filtering substrate, wherein the oxidation catalyst comprises: a platinum group metal (PGM) component selected from the group consisting of a platinum (Pt) component, a palladium (Pd) component and a combination thereof; an alkaline earth metal component; a support material comprising a modified alumina incorporating a heteroatom component. | 05-29-2014 |
20140142296 | PROCESS FOR THE PREPARATION OF (2R,3S)-2-(HYDROXYMETHYL)-5-METHOXYTETRAHYDROFURAN-3-OL AND ACETYLATED DERIVATIVES THEREOF, FREE OF PYRANOSE COMPOUNDS - The invention provides methyl-2-deoxyriboside containing at most 5 wt % of methyl-2-deoxyribopyranoside, based on the combined weight of methyl-2-deoxyriboside and methyl-2-deoxyribopyranoside. | 05-22-2014 |
20140140911 | Oxidation Catalyst for Treating the Exhaust Gas of a Compression Ignition Engine - An exhaust system for a compression ignition engine comprising an oxidation catalyst for treating carbon monoxide (CO) and hydrocarbons (HCs) in exhaust gas from the compression ignition engine, wherein the oxidation catalyst comprises: a platinum group metal (PGM) component selected from the group consisting of a platinum (Pt) component, a palladium (Pd) component and a combination thereof; an alkaline earth metal component; a support material comprising a modified alumina incorporating a heteroatom component; and a substrate, wherein the platinum group metal (PGM) component, the alkaline earth metal component and the support material are disposed on the substrate. | 05-22-2014 |
20140130760 | OXIDATION CATALYST FOR INTERNAL COMBUSTION ENGINE EXHAUST GAS TREATMENT - The invention provides an exhaust gas cleaning oxidation catalyst and in particular to an oxidation catalyst for cleaning the exhaust gas discharged from internal combustion engines of compression ignition type (particularly diesel engines). The invention further relates to a catalysed substrate monolith comprising an oxidising catalyst on a substrate monolith for use in treating exhaust gas emitted from a lean-burn internal combustion engine. In particular, the invention relates to a catalysed substrate monolith comprising a first washcoat coating and a second washcoat coating, wherein the second washcoat coating is disposed in a layer above the first washcoat coating. | 05-15-2014 |
20140120626 | METHOD OF MARKING HYDROCARBON LIQUIDS - Method of marking a hydrocarbon liquid includes adding to the liquid, a tracer compound of Formula I or II: | 05-01-2014 |
20140094598 | METHOD FOR THE PURIFICATION OF DECITABINE - A method of preparing purified decitabine comprises mixing crude decitabine with solvent, such as dimethylacetamide, to form a solution or suspension and forming the purified decitabine from the solution or suspension. The forming step comprises adding an anti-solvent, such as ethanol, to the solution or suspension. The forming step may further comprise after adding ethanol to provide a mixture of dimethylacetamide and ethanol: cooling the mixture; isolating the solid decitabine present in the cooled mixture; and evaporating residual dimethylacetamide and ethanol from the solid decitabine to provide the purified decitabine. The mixture of dimethylacetamide and ethanol may be heated. The purification method preferably results in decitabine having a ratio of the β-anomer of decitabine to the α-anomer of decitabine of at least about 99.9:0.1. | 04-03-2014 |
20140093442 | Dual Function Catalytic Filter - A dual function catalytic filter is provided having a soot filter with an inlet and an outlet, a soot oxidation layer on the inlet, wherein the soot oxidation layer comprises a soot oxidation catalytic component consisting essentially of at least one transition metal dispersed on a cerium and zirconium mixed and/or composite oxide, wherein the at least one transition metal is selected from the group consisting of W, Cr, Ce, Mn, Fe, Co, Ni, Cu, and combinations thereof, and an SCR layer coated on the outlet, wherein the SCR layer comprises an SCR catalytic component. Also provided are methods for removing NO | 04-03-2014 |
20140072490 | EXTRUDED SCR FILTER - A wall-flow filter comprises a catalyst for converting oxides of nitrogen in the presence of a reducing agent, which wall-flow filter comprising an extruded solid body comprising: 10-95% by weight of at least one binder/matrix component; 5-90% by weight of a zeolitic molecular sieve, a non-zeolitic molecular sieve or a mixture of any two or more thereof; and 0-80% by weight optionally stabilised ceria, which catalyst comprising at least one metal, wherein: the at least one metal is present throughout the extruded solid body alone or in combination with: is also present in a higher concentration at a surface of the extruded solid body; is also carried in one or more coating layer(s) on a surface of the extruded solid body; or both. | 03-13-2014 |
20140065042 | THREE WAY CATALYST COMPRISING EXTRUDED SOLID BODY - A three way catalyst includes an extruded solid body having by weight: 10-100% of at least one binder/matrix component; 5-90% of a zeolitic molecular sieve, a non-zeolitic molecular sieve or a mixture of any two or more thereof; and 0-80% optionally stabilised ceria. The catalyst also includes at least one precious metal and optionally at least one non-precious metal, wherein: (i) the at least one precious metal is carried in one or more coating layer(s) on the body surface; (ii) at least one metal is present throughout the body and at least one precious metal is carried in one or more coating layer(s) on a body surface; or (iii) at least one metal is present throughout the body, is present in a higher concentration at a body surface, and at least one precious metal is carried in one or more coating layer(s) on the body surface. | 03-06-2014 |
20140045876 | PROCESS - The present invention provides a process for preparing an oxycodone acid adduct, said process comprising hydrogenating an aqueous solution of 14-hydroxycodeinone and an acid to form a solution of the oxycodone acid adduct, wherein the hydrogenation is carried out at one or more temperatures greater than ambient temperature in the presence of a hydrogenation catalyst and hydrogen gas, wherein the solution of oxycodone acid adduct comprises 6α-oxycodol in an amount ≦about 0.800 area % as determined by HPLC. | 02-13-2014 |
20140044630 | CATALYZED SUBSTRATE AND EXHAUST SYSTEM FOR INTERNAL COMBUSTION ENGINE - An exhaust system for internal combustion engines, and a catalyzed substrate for use in an exhaust system, is disclosed. The exhaust system comprises a lean NO | 02-13-2014 |
20140044626 | FILTER SUBSTRATE COMPRISING THREE-WAY CATALYST - A catalysed filter for a positive ignition internal combustion engine comprises a porous filtering substrate having a total substrate length coated with a three-way catalyst washcoat composition comprising at least one precious metal selected from the group consisting of rhodium and one or both of platinum and palladium supported on a high surface area oxide, and an oxygen storage component, which composition being axially shared by a first zone comprising inlet surfaces of a first substrate lengthsecond zone; and a total precious metal loading in the first zone>second zone. | 02-13-2014 |
20140038814 | CATALYST AND METHOD OF PREPARATION - A method of making a supported catalytic species comprising an alloy of at least two metals, comprises the steps of:
| 02-06-2014 |
20140037523 | ZEOLITE CATALYST CONTAINING METAL - A catalyst composition is provided having a zeolite material of a CHA crystal structure and a silica to alumina mole ratio (SAR) of about 10 to about 25 and preferably having a mean crystal size of at least 1.0 microns; and a non-aluminum base metal (M), wherein said zeolite material contains said base metal in a base metal to aluminum ratio (M:Al) of about 0.10 to about 0.24. | 02-06-2014 |
20140033685 | EXHAUST SYSTEM HAVING AMMONIA SLIP CATALYST AND EGR CIRCUIT - An exhaust system for a vehicular lean burn internal combustion engine that emits oxides of nitrogen (NOx) and particulate matter (PM) is disclosed. The system comprises a NOx reduction catalyst for reducing NOx in the presence of a nitrogenous reductant, means for introducing the nitrogenous reductant into a flowing exhaust gas, a filter for removing PM from exhaust gas flowing in the exhaust system and a low pressure exhaust gas recirculation (EGR) circuit for connecting the exhaust system downstream of the filter to an air intake of the engine. The EGR circuit comprises an ammonia oxidation catalyst. | 02-06-2014 |
20140018428 | POLYMORPHS OF BROMFENAC SODIUM AND METHODS FOR PREPARING BROMFENAC SODIUM POLYMORPHS - Different polymorphs of bromfenac sodium may be prepared and interconverted using crystallization/recrystallization, drying and/or hydration techniques. | 01-16-2014 |
20140011880 | POLYMORPHS OF BROMFENAC SODIUM AND METHODS FOR PREPARING BROMFENAC SODIUM POLYMORPHS - Different polymorphs of bromfenac sodium may be prepared and interconverted using crystallization/recrystallization, drying and/or hydration techniques. | 01-09-2014 |
20140005042 | CATALYSTS FOR USE IN STEAM REFORMING PROCESSES | 01-02-2014 |
20130345299 | COMPOSITION COMPRISING (-)-DELTA9-TRANS-TETRAHYDROCANNABINOL - A composition comprising a tetrahydrocannabinol compound, a solvent and an acid, wherein the tetrahydrocannabinol compound may be Δ | 12-26-2013 |
20130340413 | EXHAUST SYSTEM INCLUDING NOx REDUCTION CATALYST AND EGR CIRCUIT - An exhaust system for a vehicular lean burn internal combustion engine that emits oxides of nitrogen (NOx) and particulate matter (PM) is disclosed. The system comprises a NOx reduction catalyst for reducing NOx in the presence of a reductant, means for introducing reductant into a flowing exhaust gas and a source of hydrocarbon reductant, a nitrogenous reductant, and/or hydrogen, a filter for removing PM from exhaust gas flowing in the exhaust system and a low pressure exhaust gas recirculation (EGR) circuit for connecting the exhaust system downstream of the filter to an air intake of the engine. The EGR circuit comprises a IMOx adsorber catalyst (NAC) comprising a NO adsorbent. | 12-26-2013 |
20130336865 | NOx ABSORBER CATALYST | 12-19-2013 |
20130330259 | METHOD AND SYSTEM USING A FILTER FOR TREATING EXHAUST GAS HAVING PARTICULATE MATTER - A filter for filtering particulate matter (PM) from exhaust gas emitted from a positive ignition engine or a compression ignition engine, which filter comprising a porous substrate having inlet surfaces and outlet surfaces, wherein the inlet surfaces are separated from the outlet surfaces by a porous structure containing pores of a first mean pore size, wherein the porous substrate is coated with a washcoat comprising a plurality of solid particles wherein the porous structure of the washcoated porous substrate contains pores of a second mean pore size, and wherein the second mean pore size is less than the first mean pore size. | 12-12-2013 |
20130317249 | METHOD FOR THE PURIFICATION OF PROSTAGLANDINS - The present invention provides a method for the purification of a prostaglandin by supercritical fluid chromatography, said method comprising the use of a stationary phase and a mobile phase comprising carbon dioxide, provided that when the stationary phase is unmodified silica gel, the prostaglandin is not luprostiol. The invention also provides prostaglandins obtainable by the method. | 11-28-2013 |
20130287658 | NOx TRAP COMPOSITION | 10-31-2013 |
20130253249 | DEHYDROGENATION PROCESS - A method of dehydrogenating a hydrocarbon, especially an alkane, to form an unsaturated compound, especially an alkene, includes contacting the alkane with a catalyst including a form of carbon which is catalytically active for the dehydrogenation reaction. The catalyst may be formed by passing a hydrocarbon over a catalyst precursor at an elevated temperature for sufficient time to form the active carbon phase, characterized in that the catalyst precursor includes less than 0.1% of a transition metal. | 09-26-2013 |
20130209943 | PARTICULATE MATTER GENERATOR AND COLLECTOR - An apparatus for generating and collecting particulate matter derived from combusting a carbon-containing fuel in oxidising gas comprises a fuel burner with a nozzle housed in a container. The container has a gas inlet and a gas outlet; the gas outlet connects with a conduit for transporting the gas to atmosphere which is associated with means for forcing gas to flow from the gas inlet via the container and the conduit to atmosphere. Located within the conduit is a station for collecting particulate matter from gas flowing through the conduit. The gas flow-forcing means is controlled in response to a detected gas flow rate at the gas inlet to ensure the rate of gas flow at the gas inlet is maintained at a desired rate, thereby to promote particulate matter formation. A method for collecting particulate matter derived from combusting carbon-containing fuel is also disclosed. | 08-15-2013 |
20130165660 | COMPLEXES - A complex of formula (1), | 06-27-2013 |
20130152548 | AUTOMOTIVE CATALYTIC AFTERTREATMENT SYSTEM - A catalytic aftertreatment system for a diesel engine exhaust gas is described. The system comprises a diesel oxidation catalyst (DOC) and an aftertreatment device located downstream of the diesel oxidation catalyst (DOC), which aftertreatment device requires periodic heat treatment, and means to generate a temperature increase within the aftertreatment device, said diesel oxidation catalyst (DOC) comprising an upstream zone of length from 0.5 to 2 inches (12.7-50.81 mm) of higher oxidation activity for hydrocarbons (HC) than the remainder of the diesel oxidation catalyst (DOC). | 06-20-2013 |
20130150583 | CHIRAL PHOSPHORUS COMPOUND - Methods of making a chiral phosphorus compound of formula (X) are disclosed: | 06-13-2013 |
20130149223 | EXHAUST SYSTEM FOR A LEAN-BURN INTERNAL COMBUSTION ENGINE INCLUDING SCR CATALYST - An exhaust system | 06-13-2013 |
20130149222 | EXHAUST SYSTEM FOR A LEAN-BURN IC ENGINE COMPRISING A PGM COMPONENT AND A SCR CATALYST - An exhaust system | 06-13-2013 |
20130149221 | CATALYSED SUBSTRATE MONOLITH - A catalysed substrate monolith | 06-13-2013 |
20130149220 | CATALYZED SUBSTRATE AND EXHAUST SYSTEM FOR INTERNAL COMBUSTION ENGINE - An exhaust system, and a catalyzed substrate for use in an exhaust system, is disclosed. The exhaust system comprises a lean NO trap and the catalyzed substrate. The catalyzed substrate has a first zone, having a platinum group metal loaded on a support, and a second zone, having copper or iron loaded on a zeolite. The first zone or second zone additionally comprises a base metal oxide or a base metal loaded on an inorganic oxide. Also provided are methods for treating an exhaust gas from an internal combustion engine using the exhaust system. The exhaust system is capable of storing NH | 06-13-2013 |
20130149207 | SUBSTRATE MONOLITH COMPRISING SCR CATALYST - A substrate monolith | 06-13-2013 |
20130136677 | CATALYSTS FOR TREATING TRANSIENT NOx EMISSIONS - A heterogeneous catalyst article having at least one combination of a first molecular sieve having a medium pore, large pore, or meso-pore crystal structure and optionally containing a first metal, and a second molecular sieve having a small pore crystal structure and optionally containing a second metal, and a monolith substrate onto or within which said catalytic component is incorporated, wherein the combination of the first and second molecular sieves is a blend, a plurality of layers, and/or a plurality of zones. | 05-30-2013 |
20130109877 | PROCESS | 05-02-2013 |
20130089481 | OXIDATION CATALYST FOR INTERNAL COMBUSTION ENGINE EXHAUST GAS TREATMENT - The invention provides an exhaust gas cleaning oxidation catalyst and in particular to an oxidation catalyst for cleaning the exhaust gas discharged from internal combustion engines of compression ignition type (particularly diesel engines). The invention further relates to a catalysed substrate monolith comprising an oxidising catalyst on a substrate monolith for use in treating exhaust gas emitted from a lean-burn internal combustion engine. In particular, the invention relates to a catalysed substrate monolith comprising a first washcoat coating and a second washcoat coating, wherein the second washcoat coating is disposed in a layer above the first washcoat coating. | 04-11-2013 |
20130072722 | SUPPORTED METAL CATALYSTS - The present invention relates to supported metal catalysts, wherein the catalysts are modified by at least one amine, a method for the preparation thereof and hydrogenation processes utilising the supported metal catalysts. | 03-21-2013 |
20130052563 | MEMBRANE - A reinforced membrane comprises: | 02-28-2013 |
20130040228 | SEALING OF A MEMBRANE ELECTRODE ASSEMBLY - A sealed and/or reinforced membrane electrode assembly is disclosed. Encapsulation films, each comprising a backing layer and an adhesive layer, are positioned on the edges of at least one face of each gas diffusion substrate such that the adhesive layers impregnate into each gas diffusion substrate. Methods of forming sealed and/or reinforced membrane electrode assemblies are also disclosed. | 02-14-2013 |
20120324867 | CONTROL OF EMISSIONS - A diesel engine aftertreatment system comprises a diesel engine having an exhaust manifold and a filter substrate in direct connection with the exhaust manifold without any intervening catalyst, wherein the filter substrate comprises on its inlet side an SCR catalyst incorporating a non-coking molecular sieve. | 12-27-2012 |
20120322866 | COMPOSITION COMPRISING (-)-DELTA9-TRANS-TETRAHYDROCANNABINOL - A composition comprising a tetrahydrocannabinol compound, a solvent and an acid, wherein the tetrahydrocannabinol compound may be Δ | 12-20-2012 |
20120321988 | CATALYST LAYER ASSEMBLY - A reinforced catalyst layer assembly, suitably for use in a fuel cell, said reinforced catalyst layer assembly comprising: (i) a planar reinforcing component consisting of a porous material having pores extending through the thickness of the material in the z-direction, and (ii) a first catalyst component comprising a first catalyst material and a first ion-conducting material, characterised in that the first catalyst component is at least partially embedded within the planar reinforcing component, forming a first catalyst layer having a first surface and a second surface is disclosed. | 12-20-2012 |
20120308439 | COLD START CATALYST AND ITS USE IN EXHAUST SYSTEMS - A cold start catalyst is disclosed. The cold start catalyst comprises a zeolite catalyst and a supported platinum group metal catalyst. The zeolite catalyst comprises a base metal, a noble metal, and a zeolite. The supported platinum group metal catalyst comprises one or more platinum group metals and one or more inorganic oxide carriers. The invention also includes an exhaust system comprising the cold start catalyst. The cold start catalyst and the process result in improved NO | 12-06-2012 |
20120301381 | TRANSITION METAL/ZEOLITE SCR CATALYSTS - A method of converting nitrogen oxides in a gas to nitrogen by contacting the nitrogen oxides with a nitrogenous reducing agent in the presence of a zeolite catalyst containing at least one transition metal, wherein the zeolite is a small pore zeolite containing a maximum ring size of eight tetrahedral atoms, wherein the at least one transition metal is selected from the group consisting of Cr, Mn, Fe, Co, Ce, Ni, Cu, Zn, Ga, Mo, Ru, Rh, Pd, Ag, In, Sn, Re, Ir and Pt. | 11-29-2012 |
20120301380 | TRANSITION METAL/ZEOLITE SCR CATALYSTS - A method of converting nitrogen oxides in a gas to nitrogen by contacting the nitrogen oxides with a nitrogenous reducing agent in the presence of a zeolite catalyst containing at least one transition metal, wherein the zeolite is a small pore zeolite containing a maximum ring size of eight tetrahedral atoms, wherein the at least one transition metal is selected from the group consisting of Cr, Mn, Fe, Co, Ce, Ni, Cu, Zn, Ga, Mo, Ru, Rh, Pd, Ag, In, Sn, Re, Ir and Pt. | 11-29-2012 |
20120301379 | TRANSITION METAL/ZEOLITE SCR CATALYSTS - A method of converting nitrogen oxides in a gas to nitrogen by contacting the nitrogen oxides with a nitrogenous reducing agent in the presence of a zeolite catalyst containing at least one transition metal, wherein the zeolite is a small pore zeolite containing a maximum ring size of eight tetrahedral atoms, wherein the at least one transition metal is selected from the group consisting of Cr, Mn, Fe, Co, Ce, Ni, Cu, Zn, Ga, Mo, Ru, Rh, Pd, Ag, In, Sn, Re, Jr and Pt. | 11-29-2012 |
20120301378 | TRANSITION METAL/ZEOLITE SCR CATALYSTS - A method of converting nitrogen oxides in a gas to nitrogen by contacting the nitrogen oxides with a nitrogenous reducing agent in the presence of a zeolite catalyst containing at least one transition metal, wherein the zeolite is a small pore zeolite containing a maximum ring size of eight tetrahedral atoms, wherein the at least one transition metal is selected from the group consisting of Cr, Mn, Fe, Co, Ce, Ni, Cu, Zn, Ga, Mo, Ru, Rh, Pd, Ag, In, Sn, Re, Ir and Pt. | 11-29-2012 |
20120277191 | FORMS OF CIDOFOVIR - Cidofovir is obtained in different forms, including amorphous cidofovir, crystalline anhydrous cidofovir, crystalline cidofovir monohydrate, and crystalline cidofovir dihydrate, including various polymorphs. | 11-01-2012 |
20120275977 | CATALYSTS FOR TREATING TRANSIENT NOx EMISSIONS - A heterogeneous catalyst article having at least one combination of a first molecular sieve having a medium pore, large pore, or meso-pore crystal structure and optionally containing a first metal, and a second molecular sieve having a small pore crystal structure and optionally containing a second metal, and a monolith substrate onto or within which said catalytic component is incorporated, wherein the combination of the first and second molecular sieves is a blend, a plurality of layers, and/or a plurality of zones. | 11-01-2012 |
20120264940 | CHIRAL PHOSPHORUS COMPOUND - The present invention relates to novel chiral phosphorus compounds which can be readily prepared from quinoline derivatives as inexpensive starting compounds and have the general formula (I) | 10-18-2012 |
20120263785 | STABLE CANNABINOID COMPOSITIONS AND METHODS FOR MAKING AND STORING THEM - A composition comprising a high purity cannabinoid, an acid, and a pharmaceutically-acceptable solvent achieves room temperature stability for over 24 months. The acid improves the stability of the composition and the solvent enhances the solubility of the acid, thereby allowing the acid to have an improved stabilizing effect on the highly pure cannabinoid. Preferably, the solvent is an alcohol and, more preferably, the composition contains an oil. A method for making the composition includes combining the cannabinoid and the solvent and evaporating a portion of the solvent, along with adding an acid to the composition, before, during, or after the evaporating step. A method for making and storing the composition includes storing the composition in a manner adapted to maintain its stability. Pharmaceutical dosage forms include a formulated composition, such as having the oil. A method of treating a subject comprises administering to the subject the dosage form. | 10-18-2012 |
20120259118 | LOW ABUK OXYCODONE, ITS SALTS AND METHODS OF MAKING SAME - A method of preparing oxycodone includes forming 14-hydroxycodeine by reduction of 14-hydroxycodeinone and rearrangement of the 14-hydroxycodeine to form the oxycodone. During the reduction step, the ketone group of an undesirable contaminant precursor, 8,14-dihydroxy-7,8-dihydrocodeinone, is reduced to a hydroxyl group thus forming a triol. This triol is substantially inert with respect to reforming 14-hydroxycodeinone and can be readily separated from oxycodone. | 10-11-2012 |
20120258032 | CATALYZED FILTER FOR TREATING EXHAUST GAS - Provided is a wall-flow filter coated with an SCR catalyst composition, wherein the catalyst composition contains transition metal promoted molecular sieve crystals, and wherein (i) the crystals have a mean crystalline size of about 0.5 μm to about 15 μm, (ii) the crystals are present in said composition as individual crystals, agglomerations having a mean particle size of less than about 15 μm, or a combination of said individual crystals and said agglomerations; and (iii) said molecular sieve is an aluminosilicate or a silico-aluminophosphate of a Framework Type having a maximum ring size of eight tetrahedral atoms. | 10-11-2012 |
20120258008 | METHOD OF CONTROLLING THE CARBON OR OXYGEN CONTENT OF A POWDER INJECTION - The present invention relates to a method for controlling the carbon and/or oxygen content in a material by
| 10-11-2012 |
20120255283 | EXHAUST SYSTEM COMPRISING EXOTHERM-GENERATING CATALYST - An apparatus comprising a compression ignition engine and an exhaust system therefor comprising at least one exhaust system component for treating exhaust gas and means for generating an exotherm for heating the at least one exhaust system component, which exotherm generating means consisting essentially of a catalyst and means for injecting hydrocarbon into exhaust gas for combustion on the catalyst, which catalyst consisting essentially of both a palladium (Pd) component and a platinum (Pt) component, and an optional support material, disposed on a substrate monolith. | 10-11-2012 |
20120238734 | PROCESS FOR THE PREPARATION OF (2R,3S)-2-(HYDROXYMETHYL)-5-METHOXYTETRAHYDROFURAN-3-OL AND ACETYLATED DERIVATIVES THEREOF, FREE OF PYRANOSE COMPOUNDS - A method of preparing a ribofuranose derivative essentially free of pyranose compounds includes a step of contacting a solution of MDR containing MDRP as an impurity in a solvent including methanol and/or tetrahydrofuran with at least one alkali metal periodate under conditions sufficient to oxidize at least a portion of the MDRP. MDR containing at most 5 wt % of MDRP based on the total weight of MDR and MDRP may be produced. | 09-20-2012 |
20120233985 | APPARATUS COMPRISING LEAN BURN IC ENGINE AND AN EXHAUST SYSTEM THEREFOR - An apparatus comprises: (i) a lean burn internal combustion engine; (ii) an exhaust system for treating a flowing exhaust gas from the engine, which system comprising: (a) a first substrate monolith comprising a NOx adsorber catalyst (NAC); and (b) a catalysed soot filter (CSF) comprising a filter substrate; and (iii) means for enriching the exhaust gas to provide an enriched exhaust gas composition intermittently during normal lean running operation for removing sulfate adsorbed on the NAC, wherein the exhaust system comprises: (c) a compound located downstream of at least some of the NAC, which compound is effective to remove and/or convert at least some hydrogen sulfide in enriched exhaust gas derived from removing sulfate adsorbed on the NAC. | 09-20-2012 |
20120216508 | EMISSION CONTROL - Hydrocarbon traps used to trap then release unburned hydrocarbons upon startup of a spark ignition internal combustion engine are sensitive to degradation if exposed to normal temperature exhaust gases. On board diagnostics of HC traps are provided by the invention, by incorporating a heat sensitive oxygen storage material in the HC trap material, and using conventional determination of OSC efficiency to determine if the HC trap material has been exposed to excessive temperature. | 08-30-2012 |
20120214084 | CATALYST LAYER - A catalyst layer includes (i) an electrocatalyst, and (ii) a water electrolysis catalyst, iridium or iridium oxide and one or more metals M or an oxide thereof, wherein M is selected from transition metals and/or Sn, with the exception of ruthenium. Such a catalyst layer has utility in fuel cells that experience high electrochemical potentials. | 08-23-2012 |
20120213673 | SMALL PORE MOLECULAR SIEVE SUPPORTED COPPER CATALYSTS DURABLE AGAINST LEAN/RICH AGING FOR THE REDUCTION OF NITROGEN OXIDES - A method of using a catalyst comprises exposing a catalyst to at least one reactant in a chemical process. The catalyst comprises copper and a small pore molecular sieve having a maximum ring size of eight tetrahedral atoms. The chemical process undergoes at least one period of exposure to a reducing atmosphere. The catalyst has an initial activity and the catalyst has a final activity after the at least one period of exposure to the reducing atmosphere. The final activity is within 30% of the initial activity at a temperature between 200 and 500° C. | 08-23-2012 |
20120209002 | PROCESS FOR REDUCING THE 6-KETO GROUP OF A MORPHINAN ALKALOID TO THE 6-HYDROXY GROUP BY HYDROGENATION - The present invention relates to a process for the reduction of a 6-keto group in a morphinan alkaloid to the corresponding 6-hydroxy group, comprising hydrogenating the 6-keto group using gaseous hydrogen in the presence of a heterogenous catalyst and a solvent, to yield the 6-hydroxy morphinan alkaloid, wherein the reduction is carried out at a pH in the range of about 5 to about 7, and the 6-hydroxy morphinan alkaloid has an α:β ratio of >85:15. | 08-16-2012 |
20120201731 | ZEOLITE CATALYST CONTAINING METAL - Provided is a catalyst comprising (a) a zeolite material having a mean crystal size of at least about 0.5 μm, having a CHA framework that contains silicon and aluminum, and having a silica-to-alumina mole ratio (SAR) of about 10 to about 25; and (b) an extra-framework promoter metal (M) disposed in said zeolite material as free and/or exchanged metal, wherein the extra-framework promoter metal is copper, iron, and mixtures thereof, and is present in a promoter metal-to-aluminum atomic ratio (M:Al) of about 0.10 to about 0.24 based on the framework aluminum; and optionally comprising (c) at least about 1 weight percent of cerium in said zeolite material, based on the total weight of the zeolite, wherein said cerium is present in a form selected from exchanged cerium ions, monomeric ceria, oligomeric ceria, and combinations thereof, provided that said oligomeric ceria has a particle size of less than 5 μm. | 08-09-2012 |
20120190873 | PROCESS FOR THE PREPARATION OF PALLADIUM (I) TRI-TERT-BUTYLPHOSPHINE BROMIDE DIMER - The present invention provides a process for the preparation of a complex of formula (I) comprising the steps of: (a) mixing Pd(diolefin)Br | 07-26-2012 |
20120189518 | DISORDERED MOLECULAR SIEVE SUPPORTS FOR THE SELECTIVE CATALYTIC REDUCTION OF NOx - A catalyst for selective catalytic reduction of NO | 07-26-2012 |
20120186229 | ZONED CATALYTIC FILTERS FOR TREATMENT OF EXHAUST GAS - Provided is an SCRF article having different SCR catalysts compositions disposed on a wall-flow filter substrate in zones that are arranged in series with respect to the inlet and outlet faces of the substrate. Also provided is method of reducing backpressure and ammonia slip that involves the use of such SCRF articles. | 07-26-2012 |
20120184429 | DISORDERED MOLECULAR SIEVE SUPPORTS FOR THE SELECTIVE CATALYTIC REDUCTION OF NOx - A catalyst for selective catalytic reduction of NO | 07-19-2012 |
20120160100 | ADSORPTION OF VOLATILE ORGANIC COMPOUNDS DERIVED FROM ORGANIC MATTER - The present invention relates to the use of palladium doped ZSM-5 to adsorb volatile organic compounds (VOCs) derived from organic matter, wherein the Si:Al ratio of the ZSM-5 is less than 5 or equal to 100:1, and wherein the palladium doped ZSM-5 is used in an environment comprising less than 10 vol % of oxygen. | 06-28-2012 |
20120141347 | NON-ZEOLITE BASE METAL SCR CATALYST - An article for treating a gas containing nitrogen oxides having a monolith substrate loaded with a catalytic composition containing at least one catalytic component consisting of (i) at least one transition metal dispersed on a mixed oxide or composite oxide or a mixture thereof as support material consisting of cerium and zirconium; or (ii) cerium oxide and zirconium oxide as single oxides or a composite oxide thereof or a mixture of the single oxides and the composite oxide dispersed on an inert oxide support material, wherein at least one transition metal is dispersed thereon, wherein the at least one transition metal is selected from the group consisting of a metal from Group VIB, IB, IVA, VB, VIIB, and VIII and mixtures of any two or more thereof, provided that at least one selected transition metal is tungsten, wherein the catalytic composition is disposed on said monolith substrate. | 06-07-2012 |
20120123142 | PROCESS FOR HYDROGENATING KETONES IN THE PRESENCE OF RU(II) CATALYSTS - The present invention relates to a process for hydrogenating a substrate comprising a carbon-heteroatom double bond, the process comprising the step of reacting the substrate with hydrogen gas in the presence of a hydrogenation catalyst, wherein the hydrogenation catalyst is a complex of formula (I): R | 05-17-2012 |
20120122660 | OXIDATION CATALYST - An oxidation catalyst comprises an extruded solid body comprising: 10-95% by weight of at least one binder/matrix component; 5-90% by weight of a zeolitic molecular sieve, a non-zeolitic molecular sieve or a mixture of any two or more thereof; and 0-80% by weight optionally stabilised ceria, which catalyst comprising at least one precious metal and optionally at least one non-precious metal, wherein: (i) a majority of the at least one precious metal is located at a surface of the extruded solid body; (ii) the at least one precious metal is carried in one or more coating layer(s) on a surface; (iii) at least one metal is present throughout the extruded solid body and in a higher concentration at a surface; (iv) at least one metal is present throughout the extruded solid body and in a coating layer(s) on a surface; or (v) a combination of (ii) and (iii). | 05-17-2012 |
20120121486 | FILTER COMPRISING COMBINED SOOT OXIDATION AND NH3-SCR CATALYST - A wall-flow filter for filtering particulate matter from a flowing exhaust gas comprises a catalyst for catalysing both the conversion of solid carbon in the particulate matter by oxygen and the selective reduction of oxides of nitrogen in the exhaust gas with a nitrogenous reductant, which catalyst comprising optionally stabilised ceria and at least one metal selected from (i) tungsten and (ii) both tungsten and iron. | 05-17-2012 |
20120117965 | REFORMER UNIT - A diesel engine having an inlet side and an outlet side provided with at least one inlet valve and one outlet valve per cylinder, comprises a reformer catalyst unit comprising a catalyst located downstream of the outlet valve(s) and located such that a proportion of the hot exhaust passes through the catalyst whilst the remainder of the hot exhaust passes to a turbocharger and/or to exhaust gas aftertreatment, wherein the catalyst unit is provided with diesel fuel supply means, preferably in the form of a diesel fuel injector, such that diesel fuel may be injected to provide heat to the reformer catalyst to raise it to an effective reforming temperature. The output from the reformer unit may be fed to the inlet side of the engine, and/or may be admixed with the remainder of the exhaust gases prior to catalytic aftertreatment. Improvements in emission control are possible. | 05-17-2012 |
20120117953 | THREE WAY CATALYST COMPRISING EXTRUDED SOLID BODY - A three way catalyst comprises an extruded solid body comprising: 10-100% by weight of at least one binder/matrix component; 5-90% by weight of a zeolitic molecular sieve, a non-zeolitic molecular sieve or a mixture of any two or more thereof; and 0-80% by weight optionally stabilised ceria, which catalyst comprising at least one precious metal and optionally at least one non-precious metal, wherein: (i) the at least one precious metal is carried in one or more coating layer(s) on a surface of the extruded solid body; (ii) at least one metal is present throughout the extruded solid body and at least one precious metal is also carried in one or more coating layer(s) on a surface of the extruded solid body; or (iii) at least one metal is present throughout the extruded solid body, is present in a higher concentration at a surface of the extruded solid body and at least one precious metal is also carried in one or more coating layer(s) on the surface of the extruded solid body. | 05-17-2012 |
20120117952 | EXTRUDED SCR FILTER - A wall-flow filter comprises a catalyst for converting oxides of nitrogen in the presence of a reducing agent, which wall-flow filter comprising an extruded solid body comprising: 10-95% by weight of at least one binder/matrix component; 5-90% by weight of a zeolitic molecular sieve, a non-zeolitic molecular sieve or a mixture of any two or more thereof; and 0-80% by weight optionally stabilised ceria, which catalyst comprising at least one metal, wherein: the at least one metal is present throughout the extruded solid body alone or in combination with: is also present in a higher concentration at a surface of the extruded solid body; is also carried in one or more coating layer(s) on a surface of the extruded solid body; or both. | 05-17-2012 |
20120117948 | EXHAUST GAS AFTERTREATMENT - A method to improve NO | 05-17-2012 |
20120117943 | REFORMER - An exhaust gas treating system for a gasoline engine, comprising an exhaust gas manifold comprising an annular reforming catalyst mounted within an annular housing and fuel supply means in direct fluid connection with the catalyst, an outlet for reformed fuel products in direct fluid connection with the catalyst, and means to permit a proportion of the engine-out exhaust gases to enter the annular catalyst to mix with fuel from the fuel supply means and to pass through the catalyst, the annular housing being located such that hot engine-out exhaust gases can flow around and through the centre of the housing, such that heat is transferred from the exhaust gases to the catalyst within the housing. The reformate may be passed to the inlet side of the engine, to improve overall efficiency of the engine, and/or may be mixed with exhaust gas before catalytic aftertreatment, to improve the control of emissions. | 05-17-2012 |
20120116109 | PREPARATION OF A METAL COMPLEX - The present invention provides a process for the preparation of a Pd(0)L | 05-10-2012 |
20120110988 | NOx ABSORBER CATALYSTS | 05-10-2012 |
20120107203 | METHOD AND SYSTEM USING A FILTER FOR TREATING EXHAUST GAS HAVING PARTICULATE MATTER - A filter for filtering particulate matter (PM) from exhaust gas emitted from a positive ignition engine or a compression ignition engine, which filter comprising a porous substrate having inlet surfaces and outlet surfaces, wherein the inlet surfaces are separated from the outlet surfaces by a porous structure containing pores of a first mean pore size, wherein the porous substrate is coated with a washcoat comprising a plurality of solid particles wherein the porous structure of the washcoated porous substrate contains pores of a second mean pore size, and wherein the second mean pore size is less than the first mean pore size. | 05-03-2012 |
20120097033 | FILTER FOR FILTERING PARTICULATE MATTER FROM EXHAUST GAS EMITTED FROM A COMPRESSION IGNITION ENGINE - A filter for filtering particulate matter (PM) from exhaust gas emitted from a compression ignition engine, which filter comprising a porous substrate having inlet surfaces and outlet surfaces, wherein the inlet surfaces are separated from the outlet surfaces by a porous structure containing pores of a first mean pore size, wherein the porous substrate is coated with a wash coat comprising a plurality of solid particles comprising a molecular sieve promoted with at least one metal wherein the porous structure of the wash coated porous substrate contains pores of a second mean pore size, and wherein the second mean pore size is less than the first mean pore size. | 04-26-2012 |
20120093702 | SMALL PORE MOLECULAR SIEVE SUPPORTED COPPER CATALYSTS DURABLE AGAINST LEAN/RICH AGING FOR THE REDUCTION OF NITROGEN OXIDES - A method of using a catalyst comprises exposing a catalyst to at least one reactant in a chemical process. The catalyst comprises copper and a small pore molecular sieve having a maximum ring size of eight tetrahedral atoms. The chemical process undergoes at least one period of exposure to a reducing atmosphere. The catalyst has an initial activity and the catalyst has a final activity after the at least one period of exposure to the reducing atmosphere. The final activity is within 30% of the initial activity at a temperature between 200 and 500° C. | 04-19-2012 |
20120046466 | PREPARATION OF OPIATE ANALGESICS BY REDUCTIVE ALKYLATION - A process for preparing a compound of formula (A), (B) or (C): | 02-23-2012 |
20120046161 | TERNARY PLATINUM ALLOY CATALYST - A platinum alloy catalyst PtXY, wherein X is nickel, cobalt, chromium, copper, titanium or manganese and Y is tantalum or niobium, characterised in that in the alloy the atomic percentage of platinum is 46-75 at %, of X is 1-49 at % and of Y is 1-35 at %; provided that the alloy is not 66 at % Pt20 at % Cr14 at % Ta or 50 at % Pt, 25 at % Co, 25 at % Ta is disclosed. The catalyst has particular use as an oxygen reduction catalyst in fuel cells, and in particular in phosphoric acid fuel cells. | 02-23-2012 |
20120045710 | GAS DIFFUSION SUBSTRATE - A gas diffusion substrate comprising a non-woven fibre web, thermally conductive materials and a carbonaceous residue, wherein the thermally conductive materials and carbonaceous residue are embedded within the non-woven fibre web and wherein the thermally conductive materials have a maximum dimension of between 1 and 100 μm and the gas diffusion substrate has a porosity of less than 80% is disclosed. The substrate has particular use in phosphoric acid fuel cells. | 02-23-2012 |
20120034702 | METHOD AND APPARATUS FOR MEASURING FLUORESCENCE IN LIQUIDS - A method of measuring the fluorescence of a fluorescent marker compound dissolved or dispersed in a bulk material includes: (a) measuring a characteristic of the fluorescence of a mixture of said bulk material and said fluorescent marker compound; (b) quenching the fluorescence of the fluorescent marker compound to produce a quenched mixture; (c) measuring the characteristic of the fluorescence of the quenched mixture; (d) comparing the fluorescent characteristic of the mixture with the fluorescent characteristic of the quenched mixture; and (e) correcting the measured fluorescent emission characteristic for the effects of the absorbance of the bulk material. The measurement may be further corrected to account for the absorbance of the material which is also known to have an effect on the measured fluorescence. A method of tagging and identifying a bulk material with a fluorescent marker compound, and an apparatus for carrying out the methods are also described. | 02-09-2012 |
20120031085 | EXHAUST GAS PURIFYING CATALYST - An exhaust gas purifying catalyst includes two catalyst layers containing a fire resistant inorganic compound carrying a catalyst component in an exhaust gas passage of a base material provided with the exhaust gas passage penetrating through the base material from the exhaust gas introduction port side to discharge port side, wherein each catalyst layer is formed by supporting the catalyst component on a different fire resistant inorganic compound, a catalyst layer extended from the exhaust gas introduction port side to the exhaust gas discharge port side and a catalyst layer extended from the exhaust gas discharge port side to the exhaust gas introduction port side are formed such that the catalyst layers are overlapped on each other and the exhaust gas introduction port side is coated only with one of the catalyst layers and the exhaust gas discharge port side is coated only with the other. | 02-09-2012 |
20110300018 | CATALYSTS - A sterilant such as ozone used for large scale decontamination of, for example, a hospital room, may be destroyed and the room made safe, by passing the atmosphere in the room over a catalyst which is silver oxide in combination with titania. The catalyst may be readily regenerated and used again. | 12-08-2011 |
20110295008 | PROCESS FOR PREPARING CATIONIC RUTHENIUM COMPLEXES - A process is described for the preparation of a solid cationic [ruthenium (arene) (phosphorus ligand) (halogen)] complex comprising the step of treating the complex with at least one alkane. Further described is a process for preparing a cationic [ruthenium (arene) {4,4′-bis(disubstituted-phosphino)-3,3′-bipyridine} (halogen)] complex comprising the step of reacting [ruthenium (arene) (halogen) 2]2 and a 4,4′-bis(disubstituted-phosphino)-3,3′-bipyridine ligand in a solvent consisting of at least one alcohol. | 12-01-2011 |
20110281720 | SMALL PORE MOLECULAR SIEVE SUPPORTED COPPER CATALYSTS DURABLE AGAINST LEAN/RICH AGING FOR THE REDUCTION OF NITROGEN OXIDES - A method of using a catalyst comprises exposing a catalyst to at least one reactant in a chemical process. The catalyst comprises copper and a small pore molecular sieve having a maximum ring size of eight tetrahedral atoms. The chemical process undergoes at least one period of exposure to a reducing atmosphere. The catalyst has an initial activity and the catalyst has a final activity after the at least one period of exposure to the reducing atmosphere. The final activity is within 30% of the initial activity at a temperature between 200 and 500° C. | 11-17-2011 |
20110281132 | METHOD FOR COATING PARTICLES - The present invention relates to a method for coating primary particles with secondary particles using dual asymmetric centrifugal forces wherein, the primary particles comprise (a) at least one metal, or (b) at least one ceramic; the secondary particles comprise at least one metal or salt thereof; and wherein the secondary particles are more malleable than the primary particles. | 11-17-2011 |
20110274606 | THERMALLY REGENERABLE NITRIC OXIDE ADSORBENT - A method of reducing nitrogen oxides (NO | 11-10-2011 |
20110268624 | COATING A MONOLITH SUBSTRATE WITH CATALYST COMPONENT - A method of coating a honeycomb monolith substrate comprising a plurality of channels with a liquid comprising a catalyst component comprises the steps of: (i) holding a honeycomb monolith substrate substantially vertically; (ii) introducing a pre-determined volume of the liquid into the substrate via open ends of the channels at a lower end of the substrate; (iii) sealingly retaining the introduced liquid within the substrate; (iv) inverting the substrate containing the retained liquid; and (v) applying a vacuum to open ends of the channels of the substrate at the inverted, lower end of the substrate to draw the liquid along the channels of the substrate. | 11-03-2011 |
20110263417 | NON-ZEOLITE BASE METAL SCR CATALYST - An article for treating a gas containing nitrogen oxides including:
| 10-27-2011 |
20110258993 | EXHAUST SYSTEM FOR LEAN BURN IC ENGINE INCLUDING PARTICULATE FILTER AND NOX ABSORBENT - An exhaust system for a lean burn internal combustion engine comprises a particulate filter (CSF), a first NO | 10-27-2011 |
20110250127 | TRANSITION METAL/ZEOLITE SCR CATALYSTS - A method of converting nitrogen oxides in a gas to nitrogen by contacting the nitrogen oxides with a nitrogenous reducing agent in the presence of a zeolite catalyst containing at least one transition metal, wherein the zeolite is a small pore zeolite containing a maximum ring size of eight tetrahedral atoms, wherein the at least one transition metal is selected from the group consisting of Cr, Mn, Fe, Co, Ce, Ni, Cu, Zn, Ga, Mo, Ru, Rh, Pd, Ag, In, Sn, Re, Ir and Pt. | 10-13-2011 |
20110232266 | GASOLINE ENGINE WITH AN EXHAUST SYSTEM FOR COMBUSTING PARTICULATE MATTER - A gasoline engine having an exhaust system comprises means for trapping particulate matter (PM) from the exhaust gas and a catalyst for catalysing the oxidation of the PM by carbon dioxide and/or water in the exhaust gas, which catalyst comprising a supported alkali metal. The invention further includes a method of combusting PM from a gasoline engine in CO | 09-29-2011 |
20110214412 | EXHAUST SYSTEM COMPRISING NOx STORAGE CATALYST AND CSF - An exhaust gas aftertreatment system for a diesel-engined vehicle, which system comprising a NO | 09-08-2011 |
20110190500 | PROCESS FOR PREPARING CATIONIC RHODIUM COMPLEXES - A process is described for the synthesis of a cationic [rhodium diolefin phosphorus ligand] complex comprising the steps of: (a) reacting a rhodium-diolefin-1,3-diketonate and an acid in a ketone solvent, (b) adding a stabilising olefin to form a stabilised cationic rhodium compound, and (c) mixing a phosphorus ligand with the solution of the stabilised cationic rhodium compound to form a solution of the cationic [rhodium diolefin phosphorus ligand] complex. The solution may be used directly or the complex recovered. In one embodiment, the solution may be combined with a co-solvent and the ketone removed to give a new catalyst solution, from which the complex may be recovered. | 08-04-2011 |
20110189068 | SYSTEM FOR TREATING A GAS STREAM - A system for treating a gas stream containing nitrogen oxides (NO | 08-04-2011 |
20110182791 | CATALYSTS FOR THE REDUCTION OF AMMONIA EMISSION FROM RICH-BURN EXHAUST - A system for reducing ammonia (NH3) emissions includes (a) a first component comprising a first substrate containing a three-way catalyst, wherein the first component is disposed upstream of a second component comprising a second substrate containing an ammonia oxidation catalyst, wherein said ammonia oxidation catalyst comprises a small pore molecular sieve supporting at least one transition metal; and (b) an oxygen-containing gas input disposed between the components. For example, a CHA Framework Type small pore molecular sieve may be used. A method for reducing NH | 07-28-2011 |
20110182790 | TRANSITION METAL-CONTAINING ALUMINOSILICATE ZEOLITE - A synthetic alumino silicate zeolite catalyst containing at least one catalytically active transition metal selected from the group consisting of Cu, Fe, Hf, La, Au, In, V, lanthanides and Group VIII transition metals, which alumino silicate zeolite is a small pore aluminosilicate zeolite having a maximum ring size of eight tetrahedral atoms, wherein the mean crystallite size of the aluminosilicate zeolite determined by scanning electron microscope is >0.50 micrometer. | 07-28-2011 |
20110179777 | EXHAUST SYSTEM FOR A LEAN BURN IC ENGINE - An exhaust system( | 07-28-2011 |
20110174016 | APPARATUS & PROCESS FOR TREATING OFFSHORE NATURAL GAS - A process for treating offshore natural gas includes processing the natural gas on an off-shore processing facility by, (i) liquefying and fractionating the natural gas to generate a liquefied natural gas stream and a higher hydrocarbon stream, (ii) vapourising at least a portion of the higher hydrocarbon stream, (iii) passing the vapourised higher hydrocarbon stream and steam over a steam reforming catalyst to generate a reformed gas mixture comprising methane, steam, carbon oxides and hydrogen, (iv) passing the reformed gas mixture over a methanation catalyst to generate a methane rich gas, and (v) combining the methane-rich gas with the natural gas prior to the liquefaction step. | 07-21-2011 |
20110173959 | EXHAUST SYSTEM FOR LEAN-BURN INTERNAL COMBUSTION ENGINE COMPRISING PD-AU-ALLOY CATALYST - An apparatus (10) comprising a lean burn internal combustion engine (12) and an exhaust system (14) comprising at least one catalytic aftertreatment component (18, 20, 22), wherein the at least one catalytic aftertreatment component comprises a catalyst composition comprising an alloy consisting of palladium and gold on a metal oxide support. | 07-21-2011 |
20110160050 | Metal Oxide Sols - A sol includes metal oxide nanoparticles dispersed in an aqueous liquid, and further includes stabiliser ions. The metal oxide particles include one or more metals selected from a first group consisting of cerium, zirconium, iron, manganese and titanium, and one or more metals selected from a second group consisting of platinum, palladium, rhodium, ruthenium, iridium and osmium. The sols can be used to deposit catalytic coatings onto catalyst substrates, including substrates with narrow channels (i.e. channels with a diameter of less than 500 μm). | 06-30-2011 |
20110158871 | EXHAUST SYSTEM FOR A VEHICULAR POSITIVE IGNITION INTERNAL COMBUSTION ENGINE - An exhaust system for a vehicular positive ignition internal combustion engine comprises a filter for filtering particulate matter from exhaust gas emitted from the engine, which filter comprising a porous substrate having inlet and outlet surfaces, wherein the inlet surfaces are separated from the outlet surfaces by a porous structure containing pores of a first mean pore size, wherein the porous substrate is coated with a three-way catalyst washcoat comprising a plurality of solid particles wherein the porous structure of the washcoated porous substrate contains pores of a second mean pore size, which is less than the first mean pore size, and a three-way catalyst washcoat disposed on a separate substrate monolith located upstream of the filter, wherein a mass of three-way catalyst washcoat on the upstream substrate monolith is ≦75% of the total mass of three-way catalyst washcoat in the exhaust system. | 06-30-2011 |
20110154807 | NOx TRAP - A NOx trap comprises components comprising at least one platinum group metal, at least one NOx storage material and bulk ceria or a bulk cerium-containing mixed oxide deposited uniformly in a first layer on a honeycombed substrate monolith, the components in the first layer having a first, upstream, zone having increased activity relative to a second, downstream zone for oxidising hydrocarbons and carbon monoxide, and a second, downstream, zone having increased activity to generate heat during a desulphation event, relative to the first zone, wherein the second zone comprises a dispersion of rare earth oxide, wherein the rare earth oxide loading in the second zone is greater than the loading in the first zone. An exhaust system for a lean burn internal combustion engine, a vehicle comprising a lean burn internal combustion engine and the exhaust system and methods of making the NOx trap are also disclosed. | 06-30-2011 |
20110146251 | EXHAUST SYSTEM FOR A VEHICLE HAVING A "STOP-START" COMPRESSION IGNITION ENGINE - A vehicle comprises a compression ignition engine provided with engine management means and having a catalyst for exhaust gas aftertreatment, wherein the engine management means is configured, when in use, to detect idle conditions and upon determining that idle conditions exist, stops the engine entirely, wherein the catalyst comprises a honeycomb substrate monolith coated with a catalytic washcoat comprising one or more precious metal, which catalytic washcoat being arranged between a first, upstream washcoat zone and a second, downstream washcoat zone, wherein a thermal mass in the first washcoat zone is different from a thermal mass in the second washcoat zone and wherein a washcoat layer in the first, upstream washcoat zone is substantially contiguous with a washcoat layer in the second, downstream washcoat zone. | 06-23-2011 |
20110144341 | PREPARATION OF OPIATE ANALGESICS BY REDUCTIVE ALKYLATION - A process for preparing a compound of formula (A), (B) or (C): | 06-16-2011 |
20110139002 | ADSORPTION OF VOLATILE ORGANIC COMPOUNDS DERIVED FROM ORGANIC MATTER - A method for adsorbing volatile organic compounds (VOCs) derived from organic matter comprises adsorbing the VOCs onto palladium doped ZSM-5, optionally at ambient temperature. The organic matter can be perishable organic goods such as food, including fruit and/or vegetables, horticultural produce, including plants and/or cut flowers, or refuse. The palladium doped ZSM-5 has a Si:Al ratio of less than or equal to 100:1 and preferably has a palladium content of from 0.1 wt % to 10.0 wt % based on the total weight of the doped ZSM-5. | 06-16-2011 |
20110137089 | PROCESS FOR INCREASING HYDROGEN CONTENT OF SYNTHESIS GAS - A process for increasing the hydrogen content of a synthesis gas containing one or more sulphur compounds is described, comprising the steps of (i) heating the synthesis gas and (ii) passing at least part of the heated synthesis gas and steam through a reactor containing a sour shift catalyst, wherein the synthesis gas is heated by passing it through a plurality of tubes disposed within said catalyst in a direction co-current to the flow of said synthesis gas through the catalyst. The resulting synthesis gas may be passed to one or more additional reactors containing sour shift catalyst to maximise the yield of hydrogen production, or used for methanol production, for the Fischer-Tropsch synthesis of liquid hydrocarbons or for the production of synthetic natural gas. | 06-09-2011 |
20110124749 | PROCESS FOR THE GENERATION OF A SYNTHESIS GAS - A process for the generation of a synthesis gas comprising: (a) forming a raw synthesis gas, (b) dividing the raw synthesis gas into first and second streams, (c) subjecting the first stream to the water gas shift reaction to form a shifted gas mixture, (d) cooling the second raw synthesis gas stream and shifted gas mixture to below the dew point to form a dry raw synthesis gas mixture, and a dry shifted gas mixture respectively, (e) feeding the dry raw synthesis gas mixture and a dry shifted gas mixture to a gas-washing unit operating by counter-current solvent flow, such that the solvent flowing through said unit contacts first with the dry raw gas mixture and then the dry shifted gas mixture, and (f) collecting from said gas-washing unit a synthesis gas having a stoichiometry ratio, R═(H | 05-26-2011 |
20110120086 | Reductant addition in exhaust system comprising NOx-absorbent - An exhaust system for a vehicular lean-burn internal combustion engine comprises a NO | 05-26-2011 |
20110113774 | IMPROVEMENTS IN EMISSIONS CONTROL - A lean-burn natural gas-fuelled diesel engine comprising an exhaust system comprising an oxidation catalyst. The engine can be used in a mobile application, e.g. to power a vehicle, or it can be a stationary engine for power generation. | 05-19-2011 |
20110105817 | PROCESS FOR THE CONVERSION OF FATTY ACIDS AND DERIVATIVES THEREOF - A process for the production of a hydrocarbon product comprises contacting a feedstock with a catalyst composition comprising an active metal selected from platinum, palladium, nickel, cobalt, copper, ruthenium, rhodium and rhenium and an active porous material which is active for the isomerisation of unsaturated hydrocarbons, wherein the feedstock comprises a fatty acid a fatty acid ester, a monoglyceride, a diglyceride or a triglyceride. | 05-05-2011 |
20110098474 | PROCESS FOR THE SYNTHESIS OF MORPHINANE COMPOUNDS AND INTERMEDIATES THEREOF - This invention relates to intermediates useful in the preparation of opiate alkaloids, particularly morphinane compounds. The invention also relates to processes for preparing such intermediates and to processes which utilise such intermediates in the synthesis of morphinane compounds. | 04-28-2011 |
20110092596 | POLYMORPHS OF BROMFENAC SODIUM AND METHODS FOR PREPARING BROMFENAC SODIUM POLYMORPHS - Different polymorphs of bromfenac sodium may be prepared and interconverted using crystallization/recrystallization, drying and/or hydration techniques. | 04-21-2011 |
20110091790 | ION-CONDUCTING MEMBRANE STRUCTURES - An ion-conducting membrane structure comprising (i) an ion-conducting membrane wherein said membrane has a first face and a second face, (ii) a first hydrogen peroxide decomposition catalyst and (iii) a first radical scavenger, wherein the first hydrogen peroxide decomposition catalyst is in a first layer on the first face of the ion-conducting membrane in an amount from 0.01 to 15 μg/cm | 04-21-2011 |
20110033374 | CATALYSED FILTER - A wall-flow filter monolith substrate having a porosity of at least 40% formed from a selective catalytic reduction (SCR) catalyst of extruded type. | 02-10-2011 |
20110028718 | PARACYCLOPHANE-BASED LIGANDS, THEIR PREPARATION AND USE IN CATALYSIS - A substituted paracyclophane is described of formula (I) wherein X | 02-03-2011 |
20100324313 | METHOD FOR THE PURIFICATION OF PROSTAGLANDINS - The present invention provides a method for the purification of a prostaglandin by supercritical fluid chromatography, said method comprising the use of a stationary phase and a mobile phase comprising carbon dioxide, provided that when the stationary phase is unmodified silica gel, the prostaglandin is not luprostiol. The invention also provides prostaglandins obtainable by the method. | 12-23-2010 |
20100305349 | PROCESS FOR PREPARING A COMPLEX - The present invention provides a process for the preparation of a complex of formula (A) or (B): | 12-02-2010 |
20100296032 | OPTICAL FILM, PREPARATION METHOD OF THE SAME, AND LIQUID CRYSTAL DISPLAY COMPRISING THE SAME - The present invention relates to a composition for liquid crystal alignment layer, a preparation method of liquid crystal alignment layer using the same, and an optical film comprising the liquid crystal alignment layer. More particularly, the composition for liquid crystal alignment layer according to the present invention includes crosslinkable functional monomers as well as a photoreactive polymer, thereby improving thermal stability and durability of the liquid crystal alignment layer that is prepared by using the composition for liquid crystal alignment layer. In addition, when the liquid crystal alignment layer is used to produce an optical film, adhesive strength between substrate and liquid crystal alignment layer and between liquid crystal alignment layer and liquid crystal film can be improved. | 11-25-2010 |
20100290963 | TRANSITION METAL / ZEOLITE SCR CATALYSTS - A method of converting nitrogen oxides in a gas to nitrogen by contacting the nitrogen oxides with a nitrogenous reducing agent in the presence of a zeolite catalyst containing at least one transition metal, wherein the zeolite is a small pore zeolite containing a maximum ring size of eight tetrahedral atoms, wherein the at least one transition metal is selected from the group consisting of Cr, Mn, Fe, Co, Ce, Ni, Cu, Zn, Ga, Mo, Ru, Rh, Pd, Ag, In, Sn, Re, Ir and Pt. | 11-18-2010 |
20100267548 | SMALL PORE MOLECULAR SIEVE SUPPORTED COPPER CATALYSTS DURABLE AGAINST LEAN/RICH AGING FOR THE REDUCTION OF NITROGEN OXIDES - A method of using a catalyst comprises exposing a catalyst to at least one reactant in a chemical process. The catalyst comprises copper and a small pore molecular sieve having a maximum ring size of eight tetrahedral atoms. The chemical process undergoes at least one period of exposure to a reducing atmosphere. The catalyst has an initial activity and the catalyst has a final activity after the at least one period of exposure to the reducing atmosphere. The final activity is within 30% of the initial activity at a temperature between 200 and 500° C. | 10-21-2010 |
20100266473 | BASE METAL CATALYSTS FOR THE OXIDATION OF CARBON MONOXIDE AND VOLATILE ORGANIC COMPOUNDS - A method for oxidizing carbon monoxide (CO) and volatile organic compounds (VOCS) comprises contacting a gas containing water vapor and said CO and VOCs with a catalyst composition comprising at least one base metal promoter and at least one base metal catalyst supported on an oxide support material comprising one or more of alumina, silica, zirconia, ceria, and titania, wherein the VOCs comprise one or more of methyl acetate, methane, methyl bromide, benzene, methanol, methyl ethyl ketone, butane, and butene. | 10-21-2010 |
20100239478 | FILTER - A filter for filtering particulate matter (PM) from exhaust gas emitted from a positive ignition engine, which filter comprising a porous substrate having inlet surfaces and outlet surfaces, wherein the inlet surfaces are separated from the outlet surfaces by a porous structure containing pores of a first mean pore size, wherein the porous substrate is coated with a washcoat comprising a plurality of solid particles wherein the porous structure of the washcoated porous substrate contains pores of a second mean pore size, and wherein the second mean pore size is less than the first mean pore size. | 09-23-2010 |
20100229722 | METHOD FOR REMOVING HEAVY METALS FROM GASES - In the removal of heavy metals such as mercury from fluid streams, especially coal-derived syn-gas streams, a sulphided palladium-containing absorber gives improved results by way of mercury-absorption capacity if the absorber is sulphided. | 09-16-2010 |
20100209811 | MEMBRANE ELECTRODE ASSEMBLY - A membrane electrode assembly having a peripheral edge region and a central region. The membrane electrode assembly comprises an ion-conducting membrane, first and second electrocatalyst layers disposed either side of the ion-conducting membrane, and first and second gas diffusion layers disposed either side of the first and second electrocatalyst layers respectively. The membrane electrode assembly further comprises an edge protection member, the edge protection member comprising a film layer, a bonding layer, and one or more additives selected from the group consisting of free radical decomposition catalyst, self regenerating antioxidant, hydrogen donors (H-donor) primary antioxidant, free radical scavenger secondary antioxidant, oxygen absorbers (oxygen scavenger) and elemental palladium. The edge protection member is positioned between the membrane and the first and/or second gas diffusion layer at the peripheral edge region of the membrane electrode assembly, and the edge protection member overlaps the first and/or second electrocatalyst layers. | 08-19-2010 |
20100205935 | REDUCING COOKING OVER Ag/Al2O3 HC-SCR CATALYST - The present invention relates to a method of reducing coking over a AgZAl | 08-19-2010 |
20100178224 | LEAN NOx TRAP/CONVERSION CATALYST - A process and composition for converting nitrogen oxides present in exhaust gases produced by an internal combustion engine utilize cobalt and at least one alkali metal or alkaline earth metal as a component of an adsorbent. The process involves contacting the exhaust gas with an adsorbent which adsorbs the nitrogen oxides in lean-burn conditions and recurrently reducing the oxygen concentration of the exhaust gas. During such periods of reduced oxygen concentration, the nitrogen oxides are then desorbed and reduced to nitrogen, thereby reducing the concentration of the nitrogen oxides in the exhaust gas. The composition of the adsorbent comprises an oxide support and at least two components loaded on the support and containing cobalt and at least one alkali metal or alkaline earth metal. The composition demonstrates improved activity at higher temperatures and improved thermal stability. | 07-15-2010 |
20100170230 | WASHCOATED PARTICULATE FILTER SUBSTRATE - An apparatus comprises a particulate filter substrate for an internal combustion engine, the filter substrate is coated at least in part with a washcoat, and the washcoat comprises a relatively high density material having a density of at least 3.50 gcm | 07-08-2010 |
20100155297 | REMOVAL OF NITROGEN COMPOUNDS - A process for the removal of one or more nitrogen compounds, e.g. basic nitrogen compound from a fluid stream is described in which the fluid is contacted with a functionalized polymer fibre material having functional groups capable of reacting with the nitrogen compounds. | 06-24-2010 |
20100146935 | NOx STORAGE MATERIALS FOR SENSOR APPLICATIONS | 06-17-2010 |