JOHNSON MATTHEY PLC Patent applications |
Patent application number | Title | Published |
20160136634 | CATALYST MANUFACTURING METHOD - A method for producing a catalyst using an additive layer method includes:
| 05-19-2016 |
20160068991 | MIXED OXIDE CONTAINING A LITHIUM MANGANESE SPINEL AND PROCESS FOR ITS PREPARATION - A mixed oxide containing | 03-10-2016 |
20160001258 | SORBENT - A method for preparing a sorbent composition includes the steps of:
| 01-07-2016 |
20150360207 | CATALYST MANUFACTURING METHOD - A method for producing a catalyst using an additive layer method includes:
| 12-17-2015 |
20150191353 | CATALYST STRUCTURES - A catalyst structure suitable for use in an ammonia oxidation process is described including a plurality of shaped catalyst units supported on one or more members in a spaced relationship that allows the structure to flex. | 07-09-2015 |
20140361222 | REACTION VESSEL AND METHOD OF USING THE SAME - An opposed axial flow reaction vessel includes a process fluid collection system within the body of the vessel in fluid communication with one or more of the ports; a bed of particulate catalyst or sorbent containing a layer of inert particulate material around the process fluid collection system; and the one or more of the ports are configured such that a process fluid fed to the vessel is passed axially and in the opposite direction through the fixed bed of catalyst or sorbent and is collected by the process fluid collection system disposed centrally within the bed and in fluid communication with one or more of the ports. | 12-11-2014 |
20140332727 | STEAM REFORMING - A process for the steam reforming of hydrocarbons comprises partially oxidising a feedgas comprising a hydrocarbon feedstock with an oxygen-containing gas in the presence of steam to form a partially oxidised hydrocarbon gas mixture at a temperature >1200° C. and passing the resultant partially oxidised hydrocarbon gas mixture through a bed of steam reforming catalyst, wherein the bed comprises a first layer and a second layer, each layer comprising a catalytically active metal on an oxidic support wherein the oxidic support for the first layer is a zirconia. | 11-13-2014 |
20140296573 | Method of Making a Templating Agent - A method for preparing 1-adamantyltrimethylammonium hydroxide is disclosed. The method comprises reacting 1-adamantyldimethylamine with dimethyl carbonate to produce 1-adamantyltrimethylammonium methylcarbonate, which is then reacted with calcium hydroxide or magnesium hydroxide in the presence of water to produce 1-adamantyltrimethylammonium hydroxide. | 10-02-2014 |
20140275567 | PROCESS FOR PREPARING ALKYL ESTERS OF 4-(5-(BIS(2-HYDROXYETHYL)AMINO)-1-METHYL-1H-BENZO[D]IMIDAZOL-2-YL)BUTYRIC ACID - An alkyl ester of 4-(5-(bis(2-hydroxyethyl)amino)-1-methyl-1H-benzo[d]imidazol-2-yl)butyric acid, such as ethyl 4-(5-(bis(2-hydroxyethyl)amino)-1-methyl-1H-benzo[d]imidazol-2-yl)butanoate, is obtained by reacting an alkyl ester of 4-(5-amino-1-methyl-1H-benzo[d]imidazol-2-yl)butyric acid with 2-hydroxyacetaldehyde under reducing conditions. | 09-18-2014 |
20140275566 | PROCESS FOR DRYING BENDAMUSTINE HYDROCHLORIDE MONOHYDRATE - Wet bendamustine hydrochloride monohydrate may be dried by a two stage process wherein rapid drying is first carried out to provide a partially dried product, which is then further dried using an inert gas of controlled relative humidity to yield dry bendamustine hydrochloride monohydrate. | 09-18-2014 |
20140174730 | METHOD OF TRACING FLOW OF HYDROCARBON FROM A SUBTERRANEAN RESERVOIR - A method of tracing flow of hydrocarbon from a subterranean reservoir including forming a dispersion, injecting a hydraulic fracturing fluid containing the dispersion down a well penetrating a hydrocarbon reservoir, thereafter collecting a sample of hydrocarbon fluid flowing from the reservoir, and analysing the sample to determine whether the tracer compound is present in the sample. The dispersion includes a discontinuous condensed phase having a hydrocarbon-soluble tracer compound and a continuous phase which includes an aqueous liquid. | 06-26-2014 |
20140056773 | OXYGEN REMOVAL - A process for reducing free oxygen in a gaseous nitrogen stream includes the steps of (i) reforming a hydrocarbon to generate a gas mixture containing hydrogen and carbon oxides, (ii) mixing the gas mixture with a nitrogen stream containing free oxygen, and (iii) passing the resulting nitrogen gas mixture over a conversion catalyst that converts at least a portion of the free oxygen present in the nitrogen to steam wherein the hydrocarbon reforming step includes oxidation of a hydrocarbon using an oxygen-containing gas. | 02-27-2014 |
20130317126 | PROCESS FOR GENERATING A SYNTHETIC NATURAL GAS - A process is described for reducing the thiophene content in a synthesis gas mixture, comprising comprises the steps of (i) passing a synthesis gas mixture comprising hydrogen and carbon oxides and containing thiophene over a copper-containing sorbent disposed in a sorbent vessel at an inlet temperature in the range 200-280 oC, (ii) withdrawing a thiophene depleted synthesis gas containing methanol from the sorbent vessel, and (iii) adjusting the temperature of the methanol-containing thiophene-depleted synthesis gas mixture. The resulting gas mixture may be used for production of chemicals, e.g. methanol production or for the Fischer-Tropsch synthesis of liquid hydrocarbons, for hydrogen production by using water gas shift, or for the production of synthetic natural gas. | 11-28-2013 |
20130281289 | CATALYST PREPARATION METHOD - A method is described for preparing a catalyst comprising including the steps of:
| 10-24-2013 |
20130271758 | METHOD OF IDENTIFYING A MATERIAL - The invention concerns a method of measuring the amount of a particular SERS-active taggant compound in a sample of a material which includes the steps of adding an internal standard containing an isotopically-altered version of said SERS-active taggant compound to the sample, contacting the sample/internal standard mixture with a SERS substrate then subjecting the mixture and SERS substrate to Raman spectroscopy. The concentration of SERS-active taggant compound in the sample is then calculated from the ratio of (i) the Raman spectroscopy detector response to the SERS-active taggant compound to (ii) the Raman spectroscopy detector response to the internal standard. | 10-17-2013 |
20130248770 | METAL PASSIVATION OF HEAT-EXCHANGER EXPOSED TO SYNTHESIS GAS - A process for passivation of surfaces of heat exchange apparatus exposed to a synthesis gas containing carbon monoxide, includes the steps of:
| 09-26-2013 |
20130248769 | METAL PASSIVATION OF HEAT-EXCHANGER EXPOSED TO SYNTHESIS GAS - A process is described for the passivation of the surfaces of heat exchange apparatus exposed to a synthesis gas containing carbon monoxide and hydrogen, including the steps of:
| 09-26-2013 |
20130230721 | CATALYST MANUFACTURING METHOD - A method for producing a catalyst using an additive layer method includes:
| 09-05-2013 |
20130209337 | NOx STORAGE COMPONENT | 08-15-2013 |
20130168554 | MONITORING INSTRUMENT - The invention comprises an apparatus comprising a water-proof housing assembly comprising a housing ( | 07-04-2013 |
20130116349 | TWO STAGE PROCESS FOR THE CONVERSION OF SYNTHESIS GAS USING A COBALT CATALYST IN THE FIRST STAGE AND A SUPPORTED RUTHENIUM CATALYST IN THE SECOND STAGE - A process is described for the conversion of synthesis gas into hydrocarbons including the steps of;
| 05-09-2013 |
20130090505 | APPARATUS AND PROCESS FOR TREATING NATURAL GAS - A process is described for treating a natural gas stream containing methane and one or more higher hydrocarbons including the steps of:
| 04-11-2013 |
20130079568 | CATALYST AND METHOD OF CATALYST MANUFACTURE - The catalyst of the invention is a particulate catalyst in the form of particles having a minimum dimension of at least 0.8 mm, including a transition metal or a compound thereof dispersed on a porous support material, characterised in that said catalyst particles comprise at least 35% w/w total transition metal; and the transition metal surface area of said catalyst is at least 110 m | 03-28-2013 |
20130046066 | METHOD OF PREPARING A POLYMER AND COMPOSITIONS THEREFOR - The invention provides a method of making a polymer in the presence of a catalyst composition having an empirical formula M(glycerol) | 02-21-2013 |
20130045863 | COMPLEX AND METHOD OF PREPARATION - A composition has an empirical formula M (glycerol) a (X) b, where M represents a metal atom selected from titanium, zirconium, hafnium or aluminium, X is a ligand derived from acetylacetone or a peroxo ion; a is a number between 1 and 2. 5; b is a number in the range from 1 to 2. An alternative composition results from the reaction of a compound of titanium, zirconium, hafnium or aluminium with (a) glycerol and (b) either: (i) acetylacetone or (ii) hydrogen peroxide, an inorganic base and water. The composition is useful in applications requiring water-stable metal chelates, particularly as a catalyst for esterification and polyurethane reactions. | 02-21-2013 |
20130039828 | CATALYST STRUCTURES - A catalyst structure suitable for use in an ammonia oxidation process is described including a plurality of shaped catalyst units supported on one or more members in a spaced relationship that allows the structure to flex. | 02-14-2013 |
20130023593 | CATALYSTS SUPPORTS - A method for preparing a silica-modified catalyst support is described including:
| 01-24-2013 |
20130008175 | CONVERSION OF HYDROCARBONS TO CARBON DIOXIDE AND ELECTRICAL POWER - A process for reducing CO | 01-10-2013 |
20130000320 | CONVERSION OF HYDROCARBONS TO CARBON DIOXIDE AND ELECTRICAL POWER - A process for the conversion of a hydrocarbon to CO | 01-03-2013 |
20120256086 | METHOD AND APPARATUS FOR DETERMINING A FLUID DENSITY - The invention provides an apparatus and method for measuring a property of a gas, such as the amount of liquid in a stream of the gas. The apparatus comprises a source of beta particles ( | 10-11-2012 |
20120238792 | DEOXYGENATION PROCESS - The invention is a process for the production of a hydrocarbon product including contacting an oxygenated aromatic feedstock, in the presence of hydrogen, with a catalyst composition including:
| 09-20-2012 |
20120232322 | DESULPHURISATION PROCESS - A process for desulphurising hydrocarbons includes the steps of
| 09-13-2012 |
20120223274 | WATER GAS SHIFT REACTION PROCESS - A process for increasing the hydrogen content of a synthesis gas including hydrogen and carbon oxides and having a carbon monoxide content ≧45 mole % on a dry-gas basis, including the steps of:
| 09-06-2012 |
20120202681 | CARBON OXIDES CONVERSION PROCESS - A carbon oxides conversion process includes reacting a carbon oxide containing process gas containing hydrogen and/or steam and containing at least one of hydrogen and carbon monoxide in the presence of a catalyst including shaped units formed from a reduced and passivated catalyst powder, the powder including copper in the range 10-80% by weight, zinc oxide in the range 20-90% by weight, alumina in the range 5-60% by weight and optionally one or more oxidic promoter compounds selected from compounds of Mg, Cr, Mn, V, Ti, Zr, Ta, Mo, W, Si and rare earths in the range 0.01-10% by weight, wherein said shaped units have a reduced to as-made mean horizontal crush strength ratio of ≧0.5:1 and a copper surface area above 60 m | 08-09-2012 |
20120199538 | SULPHUR REMOVAL - A process for desulfurizing a process fluid includes contacting a sulphur compound containing feed stream with an absorbent including an iron, copper or nickel compound capable of forming a metal sulphide, a support material, a first binder and a second binder where the first binder is a cement binder and the second binder is a high aspect ratio aluminosilicate clay binder having an aspect ratio >2 and a ratio of the first binder to the second binder is in the range 2:1 to 3:1. | 08-09-2012 |
20120190758 | SUPPORTED COBALT CATALYSTS FOR THE FISCHER TROPSCH SYNTHESIS - A process for the synthesis of hydrocarbons by the Fisher Tropsch process includes reacting a mixture of carbon monoxide and hydrogen at elevated temperature and pressure in the presence of a catalyst including 15-50% wt cobalt at least partially in elemental form, supported on an oxidic support of aluminium, oxygen and 0.5-10% wt lithium, where the oxidic support includes lithium oxides and >75% wt of the lithium oxides are lithium aluminate spinel, LiAl | 07-26-2012 |
20120184038 | TAGGING SYSTEM AND METHOD - A method of tracing an aqueous liquid, particularly an aqueous urea used for addition to a selective catalytic reduction system to remove NOx from diesel exhaust, includes adding a tracer comprising a pre-determined amount of a phenol to the liquid. The liquid can subsequently be identified by reacting a sample with a reagent containing a predetermined amount of 4-aminoantipyrine in the presence of an initiating compound such that the reaction between the reagent and a phenol in the liquid produces a chromophore and measuring the absorbance of the resulting solution of the chromophore. | 07-19-2012 |
20120165418 | METHANOL SYNTHESIS PROCESS - A methanol synthesis process includes reacting a process gas containing hydrogen, carbon dioxide and carbon monoxide over a catalyst including shaped units formed from a reduced and passivated catalyst powder the powder including copper in the range 10-80% by weight, zinc oxide in the range 20-90% by weight, alumina in the range 5-60% by weight and optionally one or more oxidic promoter compounds selected from compounds of Mg, Cr, Mn, V, Ti, Zr, Ta, Mo, W, Si and rare earths in the range 0.01-10% by weight, to form a product gas, and condensing methanol, water and oxygenate by-products therefrom, wherein the total oxygenate by-product level in the condensate is below 500 ppm. | 06-28-2012 |
20120160368 | SHAPED CATALYST UNITS - A catalyst unit suitable for loading into a tube in a reactor includes a plurality of catalyst particles incorporated within a removable solid matrix, said unit in the form of an elongate body in which the particles are packed together such that the volume shrinkage upon removal of the removable matrix is ≦20%. The catalyst particles preferably comprise one or more metals selected from the group consisting of Fe and Co in oxidic or reduced form. The units are particularly suitable for loading catalyst into tubes in a Fischer-Tropsch reactor. | 06-28-2012 |
20120136191 | CATALYST AND PROCESS - The invention is a method of dehydrogenating a hydrocarbon, especially an alkane, to form an unsaturated compound, especially an alkene, by contacting the alkane with a catalyst comprising a form of carbon which is catalytically active for the dehydrogenation reaction. The catalyst may be formed by passing a hydrocarbon over a metal compound at a temperature greater than 650° C. | 05-31-2012 |
20120125479 | MONITORING DEVICE INSTALLATION METHOD AND APPARATUS - A method for installing a monitoring device with the simultaneous loading of a particulate catalyst into a vertical catalyst tube includes (i) introducing a monitoring device into the tube, (ii) introducing monitoring device alignment apparatus into the tube, (iii) introducing catalyst loading apparatus into the tube, (iv) loading catalyst particles into the top of the tube whereinafter they contact said catalyst loading apparatus as they pass down the tube, forming a uniform bed of catalyst beneath said catalyst loading apparatus and alignment apparatus and around said monitoring device, and (v) simultaneously removing the catalyst loading apparatus and alignment apparatus from the catalyst tube in timed relationship to the catalyst loading. The monitoring device alignment apparatus includes a ring member and two or more spacing members affixed to the ring member such that the ring member and the monitoring device are centrally positioned within the tube. | 05-24-2012 |
20120115715 | METHOD FOR PRODUCING A SUPPORTED METAL NITRATE - A method for the preparation of a supported metal nitrate, suitable as a precursor for a catalyst or sorbent, includes the steps of:
| 05-10-2012 |
20120103912 | MIXED VALENCY METAL SULFIDE SORBENTS FOR HEAVY METALS - A sorbent, suitable for removing heavy metals, including mercury, from fluids containing hydrogen and/or carbon monoxide at temperatures up to 550° C., in the form of a shaped unit comprising one or more mixed-valency metal sulphides of vanadium, chromium, manganese, iron, cobalt or nickel. | 05-03-2012 |
20120071571 | COBALT CATALYSTS - A catalyst suitable for the Fischer-Tropsch synthesis of hydrocarbons is described comprising cobalt nanocrystallites containing a precious metal promoter, dispersed over the surface of a porous transition alumina powder wherein the cobalt content of the catalyst is ≧25% by weight, the precious metal promoter metal promoter content of the catalyst is in the range 0.05 to 0.25% by weight, and the cobalt crystallites have a average size, as determined by hydrogen chemisorption, of ≧15 nm. A method for making the catalyst is also described. | 03-22-2012 |
20120039794 | HYDROGEN PROCESS - A process for producing hydrogen includes: passing a hydrocarbon feed though purification sorbent(s), combining steam with the purified hydrocarbon and passing the hydrocarbon/steam mixture adiabatically through a bed of steam reforming catalyst, passing the pre-reformed gas mixture through a fired steam reformer to generate a crude synthesis gas mixture, passing the crude synthesis gas mixture through one or more beds of water-gas shift catalyst to generate a shifted synthesis gas mixture, passing the shifted synthesis gas mixture to a membrane shift reactor containing a bed of water-gas shift catalyst and a CO | 02-16-2012 |
20120016041 | METHOD OF MANUFACTURING A REACTION VESSEL - A method of adapting an axial flow reaction vessel having opposed ports to an opposed axial flow reaction vessel includes installing a process fluid collection system within the body of the vessel in fluid communication with one or more of the ports; providing the vessel with a bed of particulate catalyst or sorbent containing a layer of inert particulate material around the process fluid collection system; and adapting the feed to the vessel through one or more of the ports such that a process fluid fed to the vessel is passed axially and in the opposite direction through the fixed bed of catalyst or sorbent and is collected by the process fluid collection system disposed centrally within the bed and in fluid communication with one or more of the ports. | 01-19-2012 |
20120004411 | 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) wherein R | 01-05-2012 |
20110275511 | Process for Preparing Catalyst Supports Having Reduced Levels of Contaminant - A method of preparing a catalyst support is described comprising washing a precipitated metal oxide material with water and/or an aqueous solution of acid and/or base such that contaminant levels in said precipitated metal oxide are reduced. The method may be applied to precipitated alumina materials to reduce contaminants selected from sulphur, chlorine, Group 1A and Group 2A metals. The catalyst supports may be used to prepare catalysts for the Fischer-Tropsch synthesis of hydrocarbons. | 11-10-2011 |
20110229396 | CATALYST AND PROCESS - The invention concerns a process for the oxidation of organic compounds contained in a gas stream and comprises the step of introducing the gas stream containing the organic compounds together with sufficient oxygen to effect the desired amount of oxidation into an oxidation reactor containing an oxidation catalyst and maintaining the temperature of said gas stream at a temperature sufficient to effect oxidation, characterised in that the oxidation catalyst contains at least 0.01% by weight of ruthenium, cobalt or manganese. | 09-22-2011 |
20110226700 | REDUCED COPPER SULPHIDE SORBENT FOR REMOVING HEAVY METALS - A sorbent, suitable for removing heavy metals, particularly mercury, from fluid streams containing a reductant such as hydrogen and/or carbon monoxide, is in the form of a shaped unit containing ≦0.1% by weight in total of heavy metal selected from mercury, arsenic, lead, cadmium and antimony, and 4-75% by weight of copper in the form of one or more reduced copper sulphides which have a sulphur to copper atomic ratio of ≦0.6:1. | 09-22-2011 |
20110220578 | ADSORBENTS - An adsorbent suitable for heavy metal adsorption is described, comprising a thiol functionalised support wherein the adsorbent has a BET surface area in the range 200-500 m | 09-15-2011 |
20110220576 | ADSORBENTS - An adsorbent suitable for heavy metal absorption is described, comprising a thiol functionalised support containing a stabilising amount of an alkaline metal reacted with said thiol functionality. The adsorbent may be used to remove heavy metals e.g. mercury and/or arsenic, from wastewater streams such as produced water or flue gas scrubber waters. | 09-15-2011 |
20110201494 | SHAPED HETEROGENEOUS CATALYSTS - A catalyst unit is described in the form of a cylinder having a length C and diameter D, which has one or more holes extending therethrough, wherein said cylinder has domed ends of lengths A and B, such that (A+B+C)/D is in the range 0.50 to 2.00, and (A+B)/C is in the range 0.40 to 5.00. The catalyst or catalyst unit preferably has one or more flutes miming along its length. The catalyst may be used particularly in steam reforming reactors. | 08-18-2011 |
20110200515 | CATALYST CONTAINMENT UNIT - A catalyst containment unit includes two concentric perforate members defining an annular space in which a particulate catalyst may be placed, and process fluid-impermeable end members mounted on the ends of the perforate members, wherein one end member extends across the unit to provide a closed end and the other end member closes the annular space thereby providing an open end through which gases may enter or exit the unit, and suspending means attached to one or both end members for securing the unit within an ammonia oxidation vessel. The unit may be suspended, for example, below a precious metal ammonia oxidation gauze pack and may contain a particulate ammonia oxidation catalyst or nitrous oxide abatement catalyst. A catalyst combination includes a precious metal ammonia oxidation catalyst gauze on a supporting framework and a particulate catalyst disposed in a catalyst containment unit. | 08-18-2011 |
20110172086 | SHAPED HETEROGENEOUS CATALYSTS - A catalyst unit is described comprising a cylinder with a length C and a diameter D, wherein said unit has five holes arranged in a pentagonal pattern extending longitudinally therethrough, with five flutes running along the length of the unit, said flutes positioned equidistant adjacent holes of said pentagonal pattern. The catalyst may be used particularly in steam reforming reactors. | 07-14-2011 |
20110166013 | SHAPED HETEROGENEOUS CATALYSTS - A catalyst unit is described in the form of a cylinder having a length C and diameter D, which has two or more flutes running along its length, wherein said cylinder has domed ends of lengths A and B, such that (A+B+C)/D is in the range 0.50 to 2.00, and (A+B)/C is in the range 0.40 to 5.00. The catalyst may be used particularly in reactions where hydrogen is a reactant such as hydroprocessing, hydrogenation, water-gas shift reactions, methanation, hydrocarbon synthesis by the Fischer-Tropsch reaction, methanol synthesis and ammonia synthesis. | 07-07-2011 |
20110104039 | PROCESS FOR PREPARING CATALYSTS INVOLVING THE REGENERATION OF METAL CARBONATE PRECIPITANTS - A process for manufacturing a catalyst composition includes the steps of
| 05-05-2011 |
20110054048 | COBALT CATALYSTS - Catalysts comprising cobalt on a titania support are produced by mixing together particles of a solid titania support and an aqueous solution of cobalt ammine carbonate, and heating to an elevated temperature sufficient to effect decomposition of the cobalt ammine carbonate and precipitation of a cobalt species onto said support. The catalysts are useful in hydrogenation and Fischer-Tropsch reactions. | 03-03-2011 |
20110048125 | LEVEL MEASUREMENT USING AN INCLINED ARRAY OF SOURCES OF IONISING RADIATION - A method and apparatus for determining the location of a substantially horizontal fluid interface within a vessel, comprising providing at least one generally linear source array comprising a plurality of sources of penetrating radiation and providing at least one generally linear detector array comprising a plurality of radiation detectors capable of detecting radiation emitted by the sources, said source and detector arrays being located such that radiation emitted from each of the sources is capable of following a linear path from the source, through the vessel and material to at least a respective one of the detectors, (iii) comparing the amount of radiation received by at least two of the detectors from a respective source to provide an indication of the relative density of the material through which radiation has passed to the detectors, the method being characterised in that the linear axis of the source and detector array is oriented with respect to the horizontal interface such that the linear axis intersects the plane of the interface at an angle between 10 degrees and 80 degrees. | 03-03-2011 |
20110044427 | LEVEL MEASUREMENT APPARATUS - The invention provides a detector assembly for use in a nucleonic level gauge comprising:
| 02-24-2011 |
20110034327 | PROCESS FOR PREPARING CATALYSTS - A process for manufacturing a catalyst composition comprises the steps of (i) precipitating one or more metal compounds from solution using an alkaline precipitant, preferably comprising an alkaline carbonate, optionally in the presence of a thermostabilising material, ii) ageing the precipitated composition, and (iii) recovering and drying the aged composition, wherein the ageing step is performed using a pulse-flow reactor. | 02-10-2011 |
20110014105 | DESULPHURISATION MATERIALS - A particulate desulphurisation material includes one or more nickel compounds, a zinc oxide support material, and one or more alkali metal compounds wherein the nickel content of the material is in the range 0.3 to 10% by weight and the alkali metal content of the material is in the range 0.2 to 10% by weight. A method of making the desulphurisation material includes the steps:
| 01-20-2011 |
20110014103 | PREPARATION OF DESULPHURISATION MATERIALS - A process for the preparation of a desulphurisation material includes: | 01-20-2011 |
20100320153 | ABSORBENTS - An absorbent composition suitable for removing mercury, arsenic or antimony from fluid streams includes 5-50% by weight of a particulate sulphided copper compound, 30-90% by weight of a particulate support material, and the remainder one or more binders, wherein the metal sulphide content of the absorbent, other than copper sulphide, is below 5% by weight. | 12-23-2010 |
20100297774 | TAGGING METHOD - A method of identifying a product comprises forming a tagged product by adding to said product a tracer material comprising at least one tracer compound which is acceptable for use as an additive in food and subsequently analysing a sample of said product to determine the presence of said tracer compound thereby to determine whether said sample is a sample of the tagged product. The method is especially useful for the identification of vegetable oil products from sustainably managed sources. The use of permitted food additives as tracers enables the product to be identified in the supply chain whilst also allowing it to be used safely in foodstuffs if required. | 11-25-2010 |
20100292449 | WATER-STABLE COMPOUNDS, CATALYSTS AND CATALYSED REACTIONS - The invention provides a method of carrying out a Lewis-acid catalysed organic reaction in the presence of a Lewis acid catalyst comprising a metal-organic compound having the following formula: M(HO(CR | 11-18-2010 |
20100280274 | CATALYST ADDITIVES - A nickel slurry comprising a nickel catalyst, water and at least one rheology modifier, the activity of the nickel catalyst being equal to or greater than the activity of the equivalent nickel catalyst contained in a slurry which does not comprise rheology modifiers, wherein the at least one rheology modifier provides high viscosity at low shear stress and low viscosity at high shear stress. | 11-04-2010 |
20100249359 | WATER-STABLE CATALYSTS FOR POLYURETHANE MANUFACTURE - A method of manufacturing a polyurethane compound comprises mixing together a polyol, a polyisocyanate compound and a catalyst and allowing the mixture to cure to form a polyurethane, and is characterised in that the catalyst is a neutral complex of a metal selected from Ti, Zr, Hf, Al, Fe, Bi or Sn and a multidentate organic ligand having: a) a number of anionic donor sites=x; b) a number of neutral donor sites, capable of forming a co-ordinate bond with the metal, =y; c) where x+y=from 5 to 8; d) x is from 2 to 4; e) the ligand molecule is of a size and conformation to enable each of the anionic donor sites and neutral donor sites to form a bond with the same metal atom. | 09-30-2010 |
20100240898 | 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) wherein R | 09-23-2010 |
20100197976 | CATALYSTS - Catalysts suitable for asymmetric hydrogenation reactions is described comprising the reaction product of a group 8 transition metal compound a chiral phosphine and a chiral diamine of formula (I) | 08-05-2010 |
20100160694 | METHANOL PROCESS - A process for the synthesis of methanol comprises: (a) passing a synthesis gas mixture comprising a loop gas and a make-up gas through a first synthesis reactor containing a methanol synthesis catalyst, said reactor cooled by boiling water under pressure, to form a mixed gas containing methanol, (b) cooling the mixed gas containing methanol, (c) passing said cooled mixed gas containing methanol through a second synthesis reactor containing a methanol synthesis catalyst in which further methanol is synthesised to form a product gas stream, (d) cooling said product gas to condense methanol, (e) recovering said methanol and returning unreacted gas as the loop gas to said first synthesis reactor, wherein the mixed gas containing methanol from the first synthesis reactor is cooled in heat exchange with either said loop gas or said make up gas. | 06-24-2010 |
20100048742 | SUPPORTED COBALT CATALYSTS FOR THE FISCHER TROPSCH SYNTHESIS - A catalyst includes 5-75% wt cobalt supported on an oxidic support consisting of aluminium and 0.01-20% wt lithium, and a process for preparing the catalyst. The catalysts are useful for the Fischer-Tropsch synthesis of hydrocarbons. | 02-25-2010 |
20090305881 | METAL NITRATE CONVERSION METHOD - A method for converting a supported metal nitrate into the corresponding supported metal comprises heating the metal nitrate to effect its decomposition under a gas mixture that contains nitric oxide and has an oxygen content of <5% by volume. The method provides very highly dispersed metal oxide on the support material. The metal oxide is useful as a catalyst or as a catalyst precursor. | 12-10-2009 |
20090247800 | Process for Hydrogenating Olefins - A process for hydrogenating olefins is disclosed. The olefins are present in a feed gas which includes H | 10-01-2009 |
20090242462 | OXYGEN REMOVAL - A process for reducing free oxygen in a hydrocarbon gas stream comprises the steps of | 10-01-2009 |
20090203518 | CATALYST ADDITIVES - A nickel slurry comprising a nickel catalyst, water and at least one rheology modifier, the activity of the nickel catalyst being equal to or greater than the activity of the equivalent nickel catalyst contained in a slurry which does not comprise rheology modifiers, wherein the at least one rheology modifier provides high viscosity at low shear stress and low viscosity at high shear stress. | 08-13-2009 |
20090123348 | Steam Reforming - An apparatus for steam reforming of hydrocarbons comprises a heat exchange reformer having disposed within a plurality of vertical catalyst-filled tubes, through which a gas mixture comprising hydrocarbon and steam may be passed, and to which heat may be transferred by means of a heat exchange medium flowing around the external tube surfaces, wherein heat exchange adapting means are provided within the reformer so that the tubes have a zone of lower heat exchange extending from the bottom of the catalyst up to 25% of the catalyst depth with no heat exchange enhancement means provided in that zone. A process for steam reforming of hydrocarbons employs this apparatus. | 05-14-2009 |
20090114833 | RADIATION MONITOR - The invention comprises a radiation and contamination monitor for the monitoring of radiation and contamination. The instrument is intrinsically safe and comprises a radiation detector, a power source, a signal processor and a display, said power source, signal processor and display being housed within a sealed instrument housing formed from a non-metallic material which is resistant to static discharge. The detector may be housed in a detachable housing for contamination monitoring. | 05-07-2009 |
20090090429 | CATALYST LOADING APPARATUS - A method for loading a particulate catalyst into a vertical catalyst tube includes (i) introducing catalyst loading apparatus into a vertical catalyst tube, (ii) loading catalyst particles into the top of the tube whereinafter they contact the apparatus as they pass down the tube, forming a uniform bed of catalyst beneath the apparatus and (iii) simultaneously removing the apparatus from the catalyst tube in timed relationship to the catalyst loading, wherein the apparatus includes one or more deflector units, each deflector unit including a plurality of inclined deflector plates arranged on a rigid elongate member such that all the catalyst particles are deflected by one or more of the plates as they pass through the or each unit. | 04-09-2009 |
20090018220 | METHANOL SYNTHESIS - A process for synthesising methanol comprises the steps of: (i) reforming a hydrocarbon feedstock and separating water to generate a make-up gas comprising hydrogen and carbon oxides, the make-up gas mixture having a stoichiometric number, R, R=([H | 01-15-2009 |
20080313962 | Metal Passivation - A method for passivating low-alloy steel surfaces in apparatus operating in the temperature range 350 to 580° C. and exposed to a carbon monoxide containing gas mixture comprises adding a passivating compound containing at least one phosphorus (P) atom to the gas mixture. The gas mixture is preferably a reformed gas and also described is a process for producing a synthesis gas wherein, prior to cooling a reformed gas mixture to a temperature between 350 and 580° C. in apparatus having low-alloy steel surfaces downstream of one or more reforming steps, a passivating compound containing at least one phosphorus (P) atom is combined with the gas mixture. | 12-25-2008 |
20080312402 | Novel Zirconium Compound, Catalyst and Its Use for Polyurethane Manufacture - The invention comprises a catalyst compound of formula Zr(L)(A | 12-18-2008 |
20080290302 | Suspension System and Scanning Method - A method and apparatus for performing a radiation scan of a structure involve arranging a source of penetrating radiation and a radiation detector at opposed ends of a radiation path through the structure, oriented in such a way that the source emits radiation along the path through the structure and the detector is capable of detecting the radiation after it has passed through the structure and monitoring the radiation emitted from the source that is detected by the detector. At least one continuous loop of a cable is mounted on the structure between at least two fixed locations on the structure so that the cable is movable along its length relative to the structure, and the at least one of the source of penetrating radiation and the radiation detector are fixed to the cable. | 11-27-2008 |
20080257147 | Gas Distributor - A gas distributor, for distributing a gas that contains an entrained liquid, comprises a body with upper ( | 10-23-2008 |
20080227633 | Catalysts with high cobalt surface area - A method of making a cobalt-containing catalyst precursor, comprising slurrying a transition alumina powder with an aqueous solution of a cobalt ammine complex, heating the slurry to cause the cobalt ammine complex to decompose with the deposition of an insoluble cobalt compound, filtering the solid residue from the aqueous medium, and drying the solid residue. | 09-18-2008 |
20080197323 | Steam Reforming - A process for the steam reforming of hydrocarbons comprises partially oxidising a feedgas comprising a hydrocarbon feedstock with an oxygen-containing gas in the presence of steam to form a partially oxidised hydrocarbon gas mixture at a temperature >1200° C. and passing the resultant partially oxidised hydrocarbon gas mixture through a bed of steam reforming catalyst, wherein the bed comprises a first layer and a second layer, each layer comprising a catalytically active metal on an oxidic support wherein the oxidic support for the first layer is a zirconia. | 08-21-2008 |