| Class / Patent application number | Description | Number of patent applications / Date published |
|---|
| 585833000 | By addition of extraneous agent, e.g., solvent, etc. | 86 |
| 20090156877 | SYSTEM AND METHOD OF SEPARATING HYDROCARBONS - A system for separating hydrocarbons from a solid source, the system including a mixer configured to produce a slurry including the solid source and a liquid, and a first separator in fluid communication with the mixer, the first separator configured to separate hydrocarbons from the slurry. Additionally, a second separator include communication with the first separator, the second separator configured to receive the slurry from the first separator and separate additional hydrocarbons from the slurry, and a separation vessel including a hydrocarbon remover in fluid communication with the first and second separators, the separation vessel configured to receive the separated hydrocarbons and remove residual liquid from the hydrocarbons. Further including a collection vessel configured to receive hydrocarbons from the separation vessel, and a fine particle separator in fluid communication with the separation vessel, the fine particle separator configured to process residual liquid to produce cleaned liquid and residual solids. | 06-18-2009 |
| 20090318744 | SEPARATION PROCESS - A process is disclosed for the separation of solids from gases in a mixture which is most particularly applicable to an FCC apparatus. The mixture of solids and gases are passed through a conduit and exit through a swirl arm that imparts a swirl motion having a first annular direction to centripetally separate the heavier solids from the lighter gases. The mixture then enters a gas recovery conduit in which at least one plate radially extending from an inner wall impedes rotational motion of the mixture. The mixture enters cyclones at the other end of the gas recovery conduit without substantial swirling motion. | 12-24-2009 |
| 20100145129 | EXTRACTION METHODS AND APPARATUS - The present invention relates to hydrocarbon extraction method and apparatus therefor. | 06-10-2010 |
| 20120035405 | METHOD FOR ENHANCED GAS HYDRATE PERMEABILITY - The present invention relates to an improved method for recovering hydrocarbons trapped in hydrate formations. | 02-09-2012 |
| 20120130142 | AUTOMATICALLY MEASURING COLOR CHANGES IN A STREAM - One exemplary embodiment can be an extraction process. The extraction process can include extracting with a solvent degradable due to contact with oxygen, and automatically measuring the solvent to detect changes in the solvent color due to degradation. | 05-24-2012 |
| 20120238793 | In-Line Device for Gas-Liquid Contacting, and Gas Processing Facility Employing Co-Current Contactors - Provided are gas processing facilities for the separation of components in a gas stream and methods of using the same. The facility includes one or more co-current contactors. Each contactor includes a mass transfer vessel having a mixing section. The mixing section receives a gas stream and a liquid contacting stream. The mixing section mixes theses two streams and releases a two-phase flow. Each contactor also includes a separator that receives the two-phase fluid stream from the mass transfer vessel in-line, and then separates a vapor phase from a liquid phase. The separator has a gas-phase outlet configured to release the vapor phase as a treated gas stream, and a liquid-phase outlet configured to release the liquid phase as a loaded treating solution. The contactors may be used to remove water or other contaminant from a natural gas stream or other gas stream. | 09-20-2012 |
| 20130345485 | PROCESS AND UNIT FOR SOLVENT RECOVERY FROM SOLVENT DILUTED TAILINGS DERIVED FROM BITUMEN FROTH TREATMENT - A TSRU for recovering solvent from solvent diluted tailings includes a separation apparatus receiving the tailings and producing solvent and solvent recovered tailings. The separation apparatus includes a vessel, a tailings outlet, a solvent outlet, a tailings inlet for supplying a variable flow of the tailings to the vessel and a tailings recycle line connected to the tailings inlet for recycling part of the solvent recovered tailings into the variable flow of the diluted tailings to produce a flow rate controlled feed for introduction into the vessel. A tailings solvent recovery process includes separating the diluted tailings into recovered solvent and solvent recovered tailings, discharging the solvent recovered tailings, and recycling a portion of the solvent recovered tailings back into the variable flow of the diluted tailings. A method of controlling feed flow rate to a tailings solvent recovery vessel is also provided. | 12-26-2013 |
| 20140012060 | CATALYST AND PROCESS FOR REMOVING OXYGEN FROM HYDROCARBON STREAMS - The catalyst comprises from 0.01 to 0.5% by weight of platinum, based on the catalyst, and optionally tin, with the weight ratio of Sn:Pt being from 0 to 10, on zeolite A as support. | 01-09-2014 |
| 20140088334 | PROCESS FOR REMOVING ONE OR MORE SULFUR COMPOUNDS FROM A STREAM - One exemplary embodiment can be a process for removing one or more disulfide compounds from a caustic stream. The process can include passing the caustic stream, previously contacted with a hydrocarbon stream for removing one or more mercaptans, through a column to remove the one or more disulfide compounds downstream of a mercaptan oxidation zone. The caustic stream can be contacted with a solvent stream comprising one or more hydrocarbons in a column. The solvent stream can be passed to a plurality of beds for removal of extracted disulfides from the solvent over an adsorbent. | 03-27-2014 |
| 20140163298 | PROCESS AND VESSEL FOR REMOVING ONE OR MORE SULFUR COMPOUNDS - One exemplary embodiment can be a process for removing one or more sulfur compounds from a first liquid. The process can include passing the first liquid through a first inlet and a second liquid through a second inlet of a vessel, passing the first and second liquids through the passageway for facilitating contacting of the first and second liquids to extract the one or more sulfur compounds from the first liquid to the second liquid, and passing the first liquid through the first outlet and the second liquid through the second outlet. Often, the vessel has a plurality of vortex contactors, and a first outlet and a second outlet. The plurality of vortex contactors can include a first vortex contactor, in turn having at least one wall forming a perimeter about an interior region and including a first side and a second side forming a passageway communicating the first liquid from an exterior to the interior region, and a frustum positioned proximate to the passageway and abutting the at least one wall. | 06-12-2014 |
| 20140275693 | AUXILIARY ACID AND SOUR GAS TREATMENT SYSTEM AND METHOD - An auxiliary sour gas treatment system for treating a stream of sour gas during a time wherein a primary gas treatment facility is unavailable, malfunctioning, inadequate or inoperable. The auxiliary sour gas treatment system comprises a lean solvent storage system to store an appreciable volume of a regenerable lean solvent available on demand. A scrubber to treat an influent supply of the sour gas by contacting the sour gas and the lean solvent which chemically or physically binds the contaminants in the sour gas resulting in a cleaned gas suitable for disposal or use as a fuel, and the solvent in an enriched state that contains the removed contaminants. The enriched solvent resulting from treatment may be stored indefinitely in a rich solvent storage system and then regenerated at any convenient time and at any convenient rate or place to remove the contaminants from the rich solvent. | 09-18-2014 |
| 20150329446 | TWO STAGE CONTACT COOLER - An apparatus and process is disclosed for the cooling of a reactor effluent gas stream. The apparatus includes a two stage contact cooling system with a first stage wash zone and second stage wash zone. Each wash zone has a packed bed, or other type of mechanical system for contacting the gas stream with the cooling liquid. The liquid in the first stage will remove heavy components, allowing for a cleaner second stage that can be reduced in size. | 11-19-2015 |
| 20180022670 | METHOD FOR EMULSION REMOVAL IN AMINE REMOVAL UNIT | 01-25-2018 |
| 20180024066 | MOLECULAR ENHANCED BASED SURFACE ENHANCED RAMAN SPECTROSCOPY TO DETECT LOW CONCENTRATION OF MONOETHANOLAMINE | 01-25-2018 |
| 585834000 | With contact procedure involving particular apparatus or more than two moving streams | 3 |
| 20140187840 | PROCESS FOR SEPARATING BY ABSORPTION THE PYROLYSIS GAS FROM PREPARATION OF LOWER CARBON OLEFINS - The provided is a process for separating by absorption the pyrolysis gas from preparation of lower carbon olefins, wherein a primary absorbent and a secondary absorbent are introduced into the demethanizer to separate by absorption the feedstock of the demethanizer through countercurrent contact therewith at a moderate temperature and pressure, thereby to obtain a top fraction primarily comprising hydrogen and methane and a bottom fraction primarily comprising the absorbents and C2+ fraction, wherein the primary absorbent essentially is a mixed Cn or Cn+ fraction, the secondary absorbent essentially is a Cn′ alkane fraction or mixed Cn′ or Cn′+ fraction, and wherein n and n′ are independently 3, 4 or 5 with the proviso when the secondary absorbent is a mixed fraction, n′ is not 3. | 07-03-2014 |
| 20160068761 | ETHANOL-GASOLINE SEPARATION PROCESS - An extraction system is provided to extract ethanol from an ethanol-gasoline blend fuel. The extraction system may provide a settling vessel for a mixture of water and the ethanol-gasoline blend fuel. The settling vessel may include a main body and a settling valve. The main body forms a cavity for receiving the mixture through an aperture near the top portion of the main body. The settling valve may extend off the main body near a bottom portion thereof, wherein the settling valve may be adapted for controlling the flow of the mixture or portions thereof positioned within the settling vessel. | 03-10-2016 |
| 20160102261 | DEHYDRATION OF LIQUID FUEL - A method for dehydrating liquid fuel, the method comprising injecting a supply of dry gas into a liquid fuel via an outlet submerged in the liquid fuel. Also, a system for dehydrating liquid fuel, the system comprising a container for storing a liquid fuel, a line for delivering a supply of dry gas, and an outlet disposed near the bottom of the container and connected to the gas line for injecting dry gas into the liquid fuel. | 04-14-2016 |
| 585835000 | With fractional disengagement from agent by use of other agent | 2 |
| 20130245352 | SYSTEMS AND METHODS FOR RECOVERING HYDROCARBONS - A method for recovering hydrocarbons from an aqueous hydrocarbonaceous slurry comprises pumping a mixture of the slurry and an oxidizing agent through a conduit, wherein the conduit comprises a plurality of stationary interior projections defining a non-linear path through the conduit, and thereby agitating the mixture to release the hydrocarbons from the slurry; and separating the hydrocarbons from the slurry. | 09-19-2013 |
| 20140357927 | Apparatus and Process for Removal of Sulfur-Containing Compounds from a Hydrocarbon Stream - A process for removing sulfur compounds from a liquid hydrocarbon stream includes the steps of feeding the hydrocarbon stream to a recirculation section of an extraction vessel wherein the recirculation section contains a first alkaline solution; passing the hydrocarbon stream through the recirculation section; recirculating at least a part of a first alkaline stream to a top deck of one or more liquid-liquid contacting decks of the recirculation section; passing the hydrocarbon stream from the recirculation section to an extraction section of the extraction vessel wherein the extraction section includes one or more liquid-liquid contacting decks; feeding a second alkaline stream to an upper deck of the one or more liquid-liquid contacting decks of the extraction section wherein the second alkaline stream includes a second alkaline solution; and withdrawing a hydrocarbon product stream from the extraction vessel. An apparatus for removing sulfur compounds from the hydrocarbon stream is also disclosed. | 12-04-2014 |
| 585836000 | Different, sequentially used agents | 5 |
| 20120130143 | PROCESS FORTHE CONVERSION OF A HYDROCARBONACEOUS FEESTOCK - A hydrocarbon oil is hydrotreated in a process employing at least a first and a second reactor vessel, which process comprises: (i) contacting the hydrocarbon oil in the first reactor vessel at elevated temperature and pressure with a hydrotreating catalyst in the presence of a hydrogen-containing gas, thereby consuming hydrogen; (ii) separating the effluent of step (i) into partly hydrotreated hydrocarbon oil and contaminated hydrogen containing gas using a stripping column employing used hydrogen-containing gas as stripping gas; (iii) contacting partly hydrotreated hydrocarbon oil obtained in step (ii) in the second reactor vessel at elevated temperature and pressure with a hydrotreating catalyst in the presence of clean hydrogen-containing gas, thereby consuming hydrogen, wherein at least 80% of the hydrogen consumed in steps (i) and (iii) is supplemented by additional clean hydrogen-containing gas fed to the second reactor; (iv) separating the product from step (iii) in the second reactor vessel into a hydrotreated hydrocarbon oil and used hydrogen-containing gas, which hydrotreated hydrocarbon oil can be recovered as product and, (v) transporting at least a portion of used hydrogen-containing gas obtained in step (iv) to step (ii) for use as stripping gas. | 05-24-2012 |
| 20160090340 | METHODS AND APPARATUSES FOR TREATING AN ORGANIC FEED - The present subject matter relates to methods and apparatuses for the continuous preparation of a cumene feed for a cumene oxidation process. More specifically, the subject matter relates to a process for passing a cumene alpha-methylstyrene stream through a caustic wash column having an integrated water wash section for the removal of organic acids. | 03-31-2016 |
| 20160115102 | OXIDATIVE METHODS OF PHOSPHORUS REMOVAL FROM LIQUID HYDROCARBONS - Provided herein in is a method of removing phosphorus from a liquid hydrocarbon that includes the steps of (a) contacting the liquid hydrocarbon with an aqueous solution that comprises an oxidizing agent to form a reaction mixture that comprises an aqueous component and a hydrocarbon component, wherein the liquid hydrocarbon comprises at least an alkene | 04-28-2016 |
| 20160115409 | PROCESSES AND SYSTEMS FOR REFINING FUEL GAS - Processes and systems are provided for refining fuel gas. The processes involve first and second water wash stages, before and after a caustic wash stage, in which fuel gas is contacted with water for removing amine and caustic compounds from the fuel gas. The systems for refining LPG comprise a first water wash vessel and a caustic wash vessel, followed by a second water wash vessel, wherein the water wash vessels are each adapted for contacting the LPG with water to remove amine and caustic compounds therefrom. | 04-28-2016 |
| 585839000 | Later agent disengages earlier, e.g., decomplexing agent, etc. | 1 |
| 585840000 | Later agent is hydrocarbon | 1 |
| 20150141730 | METHOD AND APPARATUS FOR SEPARATING ALKYL AROMATIC HYDROCARBON - A method for separating an alkyl aromatic hydrocarbon, the method having a step of adding a first diluent and an extractant having a superacid to a mixture comprising the alkyl aromatic hydrocarbon and one or more isomers thereof to carry out an acid-base extraction to thereby form a complex of the alkyl aromatic hydrocarbon with the superacid, and thereafter separating the complex from the mixture, and a step of adding an eliminating agent having a relative basicity in a range of 0.06 to 10 with respect to the alkyl aromatic hydrocarbon and a second diluent to the complex, and carrying out complex exchange of the alkyl aromatic hydrocarbon for the eliminating agent to thereby separate the alkyl aromatic hydrocarbon from the complex. | 05-21-2015 |
| 585841000 | H | 6 |
| 20110245574 | Catalytic hydrogenation process - A process for the selective catalytic hydrogenation of alkynes and/or dienes in a hydrocarbon stream in the presence of hydrogen, an alcohol, and a supported catalyst is disclosed. The presence of the alcohol reduces the catalyst deactivation and improves the selectivity of the hydrogenation. | 10-06-2011 |
| 20110319698 | PROCESS FOR UPGRADING SWEETENED OR OXYGEN-CONTAMINATED KEROSENE OR JET FUEL, TO MINIMIZE OR ELIMINATE ITS TENDENCY TO POLYMERIZE OR FOUL WHEN HEATED - A process is presented for the removal of oxygen from a hydrocarbon stream. The oxygen can react and cause polymerization of the hydrocarbons when the hydrocarbon stream is heated. Controlling the removal of the oxygen from the hydrocarbon stream produces a hydrocarbon stream that is substantially free of oxygen and has a reduced activity for generating undesired compounds. | 12-29-2011 |
| 20120046512 | METHOD TO PURIFY OLEFIN-CONTAINING HYDROCARBON FEEDSTOCKS - A process for purifying an olefin-containing hydrocarbon feedstock comprising the steps of:
| 02-23-2012 |
| 20120330082 | HYDROPROCESSING CATALYST AND METHODS OF MAKING AND USING SUCH A CATALYST - A method of preparing a hydroprocessing catalyst that may have a high metals loading and has a particularly high activity for hydrodenitrogenation. The method uses several metal impregnations in combination with different intermediate treatment steps so as to provide a catalyst composition that includes a mix of different types of catalytically active sites. The method of the invention allows for the optimization and control of the relative ratio of the different types of active catalyst sites on the catalyst composition in order to give certain desired results and improved catalytic performance. The catalyst composition comprises a one or more active metals or active metal precursors that are incorporated onto a support material. | 12-27-2012 |
| 20130046125 | PROCESS FOR RECOVERING HYDROPROCESSED HYDROCARBONS WITH TWO STRIPPERS - A process is disclosed for recovering hydroprocessing effluent from a hydroprocessing unit utilizing a hot stripper and a cold stripper. Only the hot hydroprocessing effluent is heated in a fired heater prior to product fractionation, resulting in substantial operating and capital savings. | 02-21-2013 |
| 20130289328 | Method for Reducing the Amount of Organic Acids in a Hydrocarbon Oil Fraction - Provided is a method for reducing the amount of organic acids in a hydrocarbon oil fraction by hydrogenating the organic acids in the hydrocarbon oil fraction under mild conditions. Provided is a new method able to overcome the problem of organic-acid-induced corrosion during the process of distillation, by using hydrogen or a hydrogen-containing mixed gas and a hydrogenation catalyst to subject the organic acids in the hydrocarbon oil fraction to hydrogenation at an appropriate temperature and pressure, thereby converting the same to hydrocarbons and so reducing the amount of organic acids in the hydrocarbon oil fraction. | 10-31-2013 |
| 585843000 | Ag | 1 |
| 20110245575 | PARAFFIN PURIFICATION METHOD AND APPARATUS - A method for purifying a paraffin from a source material containing a paraffin having 2 to 6 carbon atoms and an olefin having 2 to 6 carbon atoms includes a first step of bringing the source material into contact with a silver ion-containing solution (absorption liquid) at a predetermined temperature and pressure in an absorption column | 10-06-2011 |
| 585845000 | Cu | 4 |
| 20110213191 | COMPOSITIONS AND METHODS FOR OLEFIN RECOVERY - The present invention is directed to compositions and methods for the recovery of olefins from a mixture. The compositions of the present invention comprise: (1) a transition metal ion; (2) a counter anion; (3) a ligand selected from the group consisting of a bidentate ligand and a tridentate ligand, wherein the ligand comprises at least two nitrogen atoms, and wherein each of the nitrogen atoms comprises a lone pair of electrons; and (4) a polar solvent with a boiling point of at least about 200° C. The methods of the present invention comprise: (1) providing the aforementioned compositions; (2) bonding at least a portion of the olefins in a mixture to the transition metal ion in the composition to form a complex; (3) separating the complex from the mixture; and (4) recovering the olefins from the complex. | 09-01-2011 |
| 20120232322 | DESULPHURISATION PROCESS - A process for desulphurising hydrocarbons includes the steps of
| 09-13-2012 |
| 585849000 | Cu halide with added material other than water | 2 |
| 20100030007 | METHOD FOR THE REMOVAL OF ACETYLENES FROM OLEFINS USING IONIC LIQUID-BASED SOLUTION - The present invention relates to a process for removing acetylenes from olefins by using an ionic liquid-based solution, and particularly to a process for removing a small amount of acetylenes contained in olefins by using an ionic liquid-based solution where copper halide (CuX, X=halogen atom) is dissolved. In an ionic liquid-based solution used in the present invention, copper halide (CuX) is stabilized by ionic liquid, thus preventing monovalent copper ion (Cu | 02-04-2010 |
| 20110092758 | Method of Purifying Olefins Using Pyrrolidinium-Based or Piperidinium-Based Ionic Liquids Comprising Copper (I) Halide - The present invention relates to a method of purifying olefin, the method comprising removing a small amount of acetylenic compounds contained in olefin by using pyrrolidinium-based or piperidinium-based ionic liquid mixtures comprising copper (I) halide. According to the method of the present invention, copper (I) halide is stabilized by pyrrolidinium-based or piperidinium-based ionic liquids, suppressing the oxidation of Cu(I) into Cu(II), whereby the capacity of removing acetylenic compounds can be maintained for a long time and the selective removal rate of acetylenic compounds to olefin can be significantly improved. In addition, since the ionic liquid mixtures comprising copper (I) halide used in the method of the present invention can be applied to both absorption and extraction processes, it can effectively remove acetylenic compounds from olefin in a more simple and economical way compared to the existing adsorption and membrane separation processes. | 04-21-2011 |
| 585850000 | Group VII or VIII transition metal-containing, e.g., Werner complex formation, etc. | 7 |
| 20090118559 | Oxidic Metal Composition, Its Preparation And Use As Catalyst Composition - Oxidic composition consisting essentially of oxidic forms of a first metal, a second metal, and optionally a third metal, the first metal being either Fe or Zn and being present in the composition in an amount of from about 5 to about 80 wt %, the second metal being Al and being present in the composition in an amount of from about 5 to about 80 wt %, the third metal being selected from the group consisting of Mo, W, Ce, and V, and being present in an amount of from 0 to about 17 wt %—all weight percentages calculated as oxides and based on the weight of the oxidic composition, the oxidic composition being obtainable by (a) preparing a physical mixture comprising solid compounds of the first, the second, and the optional third metal, (b) optionally aging the physical mixture, without anionic clay being formed, and (c) calcining the mixture. This composition is suitable for use in FCC processes for the reduction of SO | 05-07-2009 |
| 20110270010 | HYDROGENATION ISOMERIZATION CATALYST, METHOD FOR PRODUCING SAME, METHOD FOR DEWAXING HYDROCARBON OIL, AND METHOD FOR PRODUCING LUBRICANT BASE OIL - A first hydroisomerization catalyst contains a support being a extruded product prepared by calcination having a thermal treatment that includes thermally treating at 350° C. or more and at least one metal supported on the support and selected from the group consisting of metals belonging to Groups 8 to 10 of the periodic table, molybdenum and tungsten, wherein the support contains (a1) a calcined zeolite prepared by calcination having a thermal treatment that includes thermally treating at 350° C. or more of an ion-exchanged zeolite obtained by ion exchange of an organic template-containing zeolite containing an organic template and having a 10-membered ring one-dimensional porous structure in a solution containing ammonium ions and/or protons, and (b1) a calcined inorganic oxide prepared by calcination having a thermal treatment that includes thermally treating at 350° C. or more of one inorganic oxide selected from the group consisting of alumina, silica, titania, boria, zirconia, magnesia, ceria, zinc oxide, phosphorus oxide, and a composite oxide containing a combination of two or more of these oxides, wherein the thermal treatment to which the calcined zeolite has been subjected includes calcination in which the ion-exchanged zeolite that has not been thermally treated at 350° C. or more is heated within the range of 350° C. to 450° C. | 11-03-2011 |
| 20130123561 | HIGH PRESSURE REDUCTION-OXIDATION DESULFURIZATION PROCESS - An improved process for reduction-oxidation desulphurization uses an oxidizer operating at a pressure greater than the absorber where a liquid reduction-oxidation catalyst solution contacts a sulfur-containing gas feed stream. | 05-16-2013 |
| 20140179976 | CoMo AND NiMo CATALYST STACKING FOR RENEWABLE DIESEL - Methods are provided herein for co-processing of biocomponent feeds as well processing of mineral feeds in a reaction system at hydrogen partial pressures of about 500 psig (3.4 MPag) or less. The methods include using stacked beds of both CoMo and NiMo catalysts. The stacked catalyst beds provided unexpectedly high catalyst activity as the input feed to a reaction system was switched between a mineral feed and a feed containing both mineral and biocomponent portions. Additionally, use of stacked catalyst beds can allow for maintenance of the activity for the catalyst system in a reaction system while still achieving a desired activity for both types of feeds. | 06-26-2014 |
| 20140316181 | PROCESS FOR REMOVING OXYGEN FROM C4-HYDROCARBON STREAMS - In a process for removing oxygen from a C | 10-23-2014 |
| 20160017248 | COS AND CS2 ABATEMENT METHOD - Disclosed is method for removing carbonyl sulphide and/or carbon disulphide from a sour gas stream. The method comprises subjecting the gas stream to simultaneous contact with an absorption liquid, such as an aqueous amine solution, and with a catalyst suitable for hydrolyzing carbonyl sulphide and/or carbon disulphide. To this end, the invention also provides a reactor system wherein both an absorption liquid and a catalyst are present. In a preferred embodiment, the catalyst is a heterogeneous catalyst present on or in an absorption column, either coated on the trays of a column with trays, or contained in the packing of a packed column. | 01-21-2016 |
| 20180023012 | COS AND CS2 ABATEMENT METHOD | 01-25-2018 |
| 585851000 | Group III nontransition element-containing | 7 |
| 585852000 | Al | 7 |
| 20090076317 | Synthesis of high activity ZSM-48 - A process for producing ZSM-48 comprises crystallizing an aqueous reaction mixture comprising at least one source of silica, at least one source of alumina, at least one source of hydroxyl ions, at least one source of diquaternary alkylammonium, R | 03-19-2009 |
| 20100274067 | Regeneration of Catalyst Used in Purification of Aromatic Streams - The invention relates to regeneration of catalysts used in the purification of aromatics streams. It has been surprisingly found that retaining small amount of coke on the catalyst reduces regeneration costs and improves regeneration effectiveness. | 10-28-2010 |
| 20110288359 | PROCESS FOR PREPARATION OF A CATIONIC ZEOLITE BY ION EXCHANGE - The invention relates to a process for preparation of a cationic zeolite that is at least partially exchanged with one or more monovalent and/or multivalent cations. The process comprises at least the stages for separate activation of a zeolite that is to be exchanged and an anhydrous salt under a dry, inert gaseous stream, dissolution of the anhydrous salt in an anhydrous organic solvent, ion exchange under dry inert atmosphere, filtering and washing with an anhydrous organic solvent, and calcination in the presence of oxygen and under a dry gaseous stream. The invention also relates to the use of prepared zeolites for the separation or the purification of hydrocarbon feedstocks. | 11-24-2011 |
| 20120116145 | METHOD OF PRODUCING A CRUDE PRODUCT - A method of producing a crude product from a hydrocarbon feed is provided. A hydrocarbon feed is contacted with a catalyst containing a Col. 6-10 metal or compound thereof to produce the crude product, where the catalyst has a pore size distribution with a median pore diameter ranging from 105 Å to 150 Å, with 60% of the total number of pores in the pore size distribution having a pore diameter within 60 Å of the median pore diameter, with at least 50% of its pore volume in pores having a pore diameter of at most 600 Å, and between 5% and 25% of its pore volume in pores having a pore diameter between 1000 Å and 5000 Å. | 05-10-2012 |
| 20130030236 | PROCESS FOR OXIDATIVE DESULFURIZATION WITH INTEGRATED SULFONE DECOMPOSITION - The process provided herein is concerned with disposal of oxidized sulfur compounds formed by oxidative desulfurization. The process uses solid base catalyst in the presence of a caustic solution or solid base catalyst pretreated with a base and eliminates the need to separate the sulfones from the hydrocarbon streams and recover the hydrocarbons. | 01-31-2013 |
| 20140171720 | PROCESS FOR REDUCING CHLORIDE IN HYDROCARBON PRODUCTS USING AN IONIC LIQUID CATALYST - We provide a process comprising:
| 06-19-2014 |
| 20140179977 | INTEGRATED ALKYLATION PROCESS TO MAKE BLENDED ALKYLATE GASOLINE - We provide an extracted conjunct polymer naphtha ( | 06-26-2014 |
| 585853000 | Alkaline metal-containing | 2 |
| 585854000 | Elemental metal, oxide, or hydroxide | 2 |
| 20090036727 | Removal of acid gases and sulfur compounds from hydrocarbon gas streams in a caustic tower - The present invention provides a process for treating a hydrocarbon feed gas stream containing acid gases (CO | 02-05-2009 |
| 20120078027 | Functional Fluid and Process for the Preparation of the Functional Fluid - A functional fluid for the removal of contaminates such as but not limited to, acid causing components in gas, sulfur components and carbon oxides from fluid streams, and removal and treatment of NO | 03-29-2012 |
| 585855000 | Metal-containing | 3 |
| 20120083642 | IONIC LIQUIDS, THE METHOD FOR PREPARING THE SAME AND METHOD FOR REMOVING ACETYLENES FROM OLEFIN MIXTURES USING THE IONIC LIQUIDS - There are provided an ionic liquid having ether group(s) in which a copper(I) compound is included, a method for preparing the same, and a method for removing traces amounts of acetylene-based hydrocarbon compounds included in olefin by absorption or extraction using the same. When the disclosed solution is used, oxidation of Cu(I) to Cu(II) is prevented since CuX is stabilized by the ionic liquid. Thus, selective removal efficiency of acetylenic compounds is improved greatly while the removal performance is retained for a long period of time. Further, since the solution according to the present disclosure is applicable as an extractant as well as an absorbent, the associated operation is simple and apparatus cost can be decreased. | 04-05-2012 |
| 20120083643 | Alumina Nanotube/Nanorod Supported Hydrodesulfurization Nanocatalyst, Method of Preparation and Application - The invention relates to a hydrodesulfurization nanocatalyst, use of the hydrodesulfurization nanocatalyst in a hydrodesulfurization process and a process for producing the hydrodesulfurization nanocatalyst. The hydrodesulfurization nanocatalyst can include a nanostructured alumina material, at least one metal selected from group VI B of the periodic table of elements, and at least one metal selected from group VIII B of the periodic table of elements. | 04-05-2012 |
| 20130053610 | HIGHLY FLEXIBLE PROCESS AND APPARATUS FOR THE SIMULATED COUNTER-CURRENT PRODUCTION OF PARA-XYLENE - A process for the production of para-xylene by simulated counter-current adsorption with high flexibility with respect to a reference run (100%) uses 2 adsorbers each with 12 beds, said adsorbers being able to be connected in accordance with 3 different modes; the flexibility obtained is 50% to 150%. | 02-28-2013 |
| 585856000 | S containing | 4 |
| 20140275694 | Process, Method, and System for Removing Heavy Metals from Oily Solids - Oil is recovered from a mercury containing oily solids by mixing the solids with at least a treating agent selected from selected from flocculants, sulfidic compounds, demulsifiers, and combinations thereof, and optionally a solvent, forming a mixture. The mixture is then separated to recover a first phase containing treated oil having less than 50% of the original amount of mercury in the oily solids, and a second phase containing treated solids having a reduced concentration of mercury. In one embodiment, the oily solids comprise filter aid materials, e.g., diatomaceous earth filter media, removed from a mercury removal filtration unit by backflushing the filter. | 09-18-2014 |
| 585857000 | S dioxide, sulfolane, or sulfolene | 2 |
| 20090299122 | PROCESS FOR PRODUCING A PURIFIED HYDROCARBON GAS - Process for producing purified hydrocarbon gas from a gas stream comprising methane and acidic contaminants, which process comprises the steps cooling the gas stream by expansion to form a mixture comprising solid and/or liquid acidic contaminants and a vapour containing gaseous hydrocarbons and a reduced amount of acidic contaminants; separating the solid and/or liquid acidic contaminants from the first mixture, yielding partly purified gas; compressing the partly purified gas; and contacting the compressed partly purified gas with an absorbing liquid to yield the purified hydrocarbon gas. | 12-03-2009 |
| 20120197057 | Solvent Quality Control in Extraction Processes - The invention concerns the control of solvent systems in processes and apparatus for the separation of aromatic hydrocarbons from non-aromatic hydrocarbons in liquid-liquid extraction, extractive distillation, and the combination thereof. | 08-02-2012 |
| 585858000 | Sulfuric acid | 1 |
| 20100249485 | Removal of ultra-fine particles from a Fischer Tropsch Stream - This invention relates to processes for removing particles such as catalyst fines from hydrocarbon streams, such as a wax dried from a Fischer Tropsch reaction using centrifugation in combination with a treatment with an aqueous solution preferably containing an acid, or with an acid. According to an aspect of the invention, catalyst particles are removed from a wax derived from a Fischer Tropsch by pre-treating the hydrocarbon stream with an aqueous solution and forming a mixture comprising the hydrocarbon stream and 5-25% v/v organic acid solution; and introducing the mixture to a centrifuge and separating, from the mixture, a hydrocarbon stream, an aqueous solution and particles. The process may be a continuous and/or a batch process. | 09-30-2010 |
| 585860000 | N-containing | 17 |
| 20100113855 | Low-Foaming Gas Processing Compositions And Uses Thereof - The invention relates to low-foaming gas processing compositions comprising (a) a silicone antifoam component comprising a base silicone fluid and a particulate metal oxide; (b) an emulsifying component in an amount suitable for the at least substantial emulsification of the silicone antifoam component in water; (c) a polypropylene glycol component at least partially soluble, emulsifiable, and/or dispersible in water; (d) a water-soluble or water-dispersible gas processing agent; and (e) water. The invention also relates to methods for processing a gas by treating the gas with these foam suppressing compositions. | 05-06-2010 |
| 20120035406 | DEHYDRATION OF LIQUID FUEL - A method for dehydrating liquid fuel, the method comprising injecting a supply of dry gas into a liquid fuel via an outlet submerged in the liquid fuel. Also, a system for dehydrating liquid fuel, the system comprising a container for storing a liquid fuel, a line for delivering a supply of dry gas, and an outlet disposed near the bottom of the container and connected to the gas line for injecting dry gas into the liquid fuel. | 02-09-2012 |
| 20130023712 | METHOD OF REMOVING ACID COMPOUNDS FROM A GASEOUS EFFLUENT WITH AN ABSORBENT SOLUTION BASED ON I/II/III TRIAMINES - The invention relates to the removal of acid compounds from a gaseous effluent in an absorption method using an aqueous solution containing one or more triamines wherein the three amine functions are not connected to each other by rings and whose amine functions in the a and the co positions are always tertiary, and the amine function in central position is always secondary, more or less sterically hindered, and which have the general formula (I) as follows: | 01-24-2013 |
| 20130204066 | UNIT FOR ESTABLISHING CONTACT BETWEEN A GAS AND A LIQUID FOR A FLOATING PLATFORM - A unit for establishing contact between a liquid and a gas includes: a chamber having a vertical axis; a first series of contact sections disposed along the length of the vertical axis of the chamber; a second series of contact sections disposed along the length of the vertical axis of the chamber, alternated with the contact sections of the first series; and a liquid circulation system designed to circulate a liquid in the contact sections of the first series and in the contact sections of the second series in a separate manner. | 08-08-2013 |
| 20130303821 | Systems and Methods of Inhibiting Foam Formation Using Multiphase Turbines - Systems and methods for inhibiting foam formation in an acid gas removal system are provided. Preconditioning a rich amine or triethylene glycol stream exiting an absorber of an acid gas removal system through a rotary separation turbine can provide pre-separation of gas from rich amine or triethylene glycol, as well as effectively reduces or inhibits foam formation. Systems provided enhance plant reliability and also recovers hydraulic power into electricity. | 11-14-2013 |
| 20140088335 | METHANE SEPARATION METHOD, METHANE SEPARATION APPARATUS, AND METHANE UTILIZATION SYSTEM - A methane separation method of the present invention at least includes: mixing the biogas and an absorbing liquid that absorbs carbon dioxide in a mixer so as to form a mixed fluid of a gas-liquid mixed phase; introducing the mixed fluid into a first gas/liquid separator so as to separate the mixed fluid through gas/liquid separation into methane and a CO | 03-27-2014 |
| 20140128655 | ISOBARIC PRESSURE EXCHANGER IN AMINE GAS PROCESSING - A system includes an amine gas processing system that includes a contactor configured to remove an acid gas from an untreated natural gas using an amine in a lean amine stream, output a treated natural gas, and output a rich amine stream. The system also includes a regenerator configured to regenerate the amine in the rich amine stream, output the lean amine stream, and output the acid gas. The system also includes an isobaric pressure exchanger (IPX) configured to transfer the rich amine stream from the contactor to the regenerator and to transfer the lean amine stream from the regenerator to the contactor. | 05-08-2014 |
| 20140128656 | ISOBARIC PRESSURE EXCHANGER CONTROLS IN AMINE GAS PROCESSING - A system includes an amine gas processing controller that includes one or more tangible, non-transitory, machine-readable media collectively storing one or more sets of instructions and one or more processing devices configured to execute the one or more sets of instructions to operate a contactor to remove an acid gas from an untreated natural gas using an amine in a lean amine, output a treated natural gas, and output a rich amine stream, operate a regenerator to regenerate the amine in the rich amine stream, output the lean amine stream, and output the acid gas, transfer the rich amine stream from the contactor to the regenerator using an isobaric pressure exchanger (IPX), and transfer the lean amine stream from the regenerator to the contactor using the IPX. | 05-08-2014 |
| 20140171721 | PROCESSES AND COMPOSITIONS FOR SCAVENGING HYDROGEN SULFIDE - Processes and compositions for scavenging hydrogen sulfide from hydrocarbon streams are disclosed that reduce, if not substantially eliminate, the formation of crystalline or amorphous solids even under cold conditions. The compositions used in the processes comprise a hexahydrotriazine component and an amphiphilic component that form a hydrophobic micelle when the hexahydrotriazine component becomes spent. | 06-19-2014 |
| 20150112113 | Process For The Treatment Of Liquefied Hydrocarbon Gas Using 2-Amino-2-(Hydroxyethyl) Propane-1,3-Diol Compounds - A method for treating liquefied hydrocarbons comprising acid gases to remove said the gases while minimizing loss of amine species, the method comprising the step of contacting the liquefied hydrocarbons with an absorbent aqueous solution of a first amine compound, the first amine compound having the structure | 04-23-2015 |
| 20150126793 | Process For The Treatment Of Liquefied Hydrocarbons Using 3-(Piperazine-1-YL)Propane-1,2-Diol Compounds - A method for treating liquefied hydrocarbons including acid gases to remove the acid gases while minimizing loss of amine species, the method comprising the step of contacting the liquefied hydrocarbons with an absorbent aqueous solution of a first amine compound, the first amine compound having the structure | 05-07-2015 |
| 20150141731 | Process For The Treatment Of Liquefied Hydrocarbon Gas Using 3-(Amino) Propane-1,2-Diol Compounds - A method for treating liquefied hydrocarbons including acid gases to remove the acid gases while minimizing loss of amine species, said method comprising the step of contacting the liquefied hydrocarbons with an absorbent aqueous solution of a first amine compound, the first amine compound having the structure | 05-21-2015 |
| 20150376526 | APPARATUSES AND METHODS FOR REMOVING IMPURITIES FROM A HYDROCARBON STREAM - Methods and apparatuses for removing impurities from a hydrocarbon stream are provided herein. In an embodiment, a method for removing impurities from a hydrocarbon stream includes providing the hydrocarbon stream that includes carbon dioxide in an amount of greater than about 50 ppm by mole. Carbon dioxide is selectively adsorbed from the hydrocarbon stream to produce a treated hydrocarbon stream that has less than or equal to 50 ppm by mole of carbon dioxide. The adsorbed carbon dioxide is desorbed to produce a raffinate stream that includes the carbon dioxide. The carbon dioxide is separated from the raffinate stream using a solvent separation technique to produce a treated raffinate stream. | 12-31-2015 |
| 585862000 | Carbonyl moiety-containing | 2 |
| 20100305382 | METHOD FOR OBTAINING AROMATIC HYDROCARBONS FROM A HYDROCARBON MIXTURE - The invention relates to a process for obtaining aromatic hydrocarbons selected from benzene, toluene, xylene and ethylbenzene mixtures thereof from a hydrocarbon mixture which additionally comprises nonaromatic hydrocarbons and high boilers, comprising the steps of | 12-02-2010 |
| 20130345486 | RECOVERY OF BENZENE AND BENZENE DERIVATIVES FROM GASOLINE FRACTIONS AND REFINERY STREAMS - A process for the separation of the aromatic compounds benzene, toluene and xylene from an aromatics-containing reformate gasoline and pyrolysis gasoline or a coke-oven light oil or an aromatics-containing refinery stream, in which the aromatics are separated by an extractive distillation uses a novel solvent combination made up of the compounds n,n′-diformyl piperazine or 2,2-bis-(cyanoethyl)ether in a combination with n-formyl morpholine as a second solvent for extractive distillation so that the solvent combination obtained shows a higher selectivity with regard to the aromatics to be extracted so that a lower solvent load is required. The aromatics-containing feed mixture is first submitted to a pre-distillation so that the obtained fraction has a narrow boiling point range. This fraction is then submitted to an extractive distillation in a first column, in which an aromatics-lean head product of predominantly paraffinic hydrocarbons is obtained as well as an aromatics-enriched bottom product. The bottom product is passed to a second column in which an aromatics-rich raffinate is obtained by reducing the pressure or increasing the temperature so that the extracting solvent combination obtained as bottom product can be recycled into the process. | 12-26-2013 |
| 585863000 | Interaction with aromatic | 2 |
| 20110015462 | METHODS FOR INHIBITING POLYMERIZATION OF VINYL AROMATIC COMPOUNDS DURING EXTRACTIVE DISTILLATION - High temperatures and oxygen exposure during extractive distillation can result in polymerization of vinyl aromatic compounds. In various embodiments, the present disclosure relates to methods for inhibiting polymerization of vinyl aromatic compounds during extractive distillation. In various embodiments, the methods include a) providing a mixture containing at least one vinyl aromatic compound, b) adding at least one dinitrophenol inhibitor to the mixture, and c) after step b), performing an extractive distillation on the mixture to isolate the at least one vinyl aromatic compound. Purified styrene can be isolated by the methods described herein. In some embodiments, the dinitrophenol inhibitor is 2-sec-butyl-4,6-dinitrophenol (DNBP). | 01-20-2011 |
| 20130310623 | AMINE GAS TREATMENT SOLUTIONS - A process for the selective absorption of acidic components from normally gaseous hydrocarbon mixtures using an aqueous amine absorbent solution comprising an antioxidant and a non-detergent co-solvent for the amine and the antioxidant. | 11-21-2013 |
| 585864000 | Organic agent | 8 |
| 20120029259 | DEMULSIFYING OF HYDROCARBON FEEDS - In various aspects, the invention provides for processing a hydrocarbon feed having hydrocarbon and emulsified aqueous components demulsifying into hydrocarbon and aqueous phases over an initial demulsification time, with an active agent to form a treated feed. The active agent has an active agent solubility in the hydrocarbon component and in the aqueous component, the aqueous component has an aqueous component solubility in the hydrocarbon component. The active agent solubility in the hydrocarbon component is greater than the aqueous component solubility in the hydrocarbon component. The active agent solubility in the aqueous component is greater than the active agent solubility in the hydrocarbon component. The active agent solubility in the aqueous component is greater than the active agent solubility in the hydrocarbon component. A treated demulsified hydrocarbon phase separates from the active agent and the aqueous component in a modified demulsification time that is shorter than the initial demulsification time. | 02-02-2012 |
| 20140378732 | Mitigation of Catalyst Inhibition in Olefin Polymerization - This disclosure relates to a process for polymerization comprising providing a recycle stream, wherein the recycle stream comprises one or more C | 12-25-2014 |
| 585865000 | Heterocyclic or polymeric | 2 |
| 20100228072 | METHOD FOR OBTAINING AROMATIC HYDROCARBONS FROM A HYDROCARBON MIXTURE - The invention relates to a process for obtaining aromatic hydrocarbons selected from benzene, toluene, xylene and ethylbenzene and mixtures thereof from a hydrocarbon mixture which additionally comprises nonaromatic hydrocarbons and high boilers, comprising the steps of | 09-09-2010 |
| 20100261945 | METHOD OF SEPARATING AROMATIC COMPOUND FROM MIXTURE CONTAINING AROMATIC COMPOUND AND ALIPHATIC COMPOUND - Provided is a method of separating an aromatic compound from a mixture containing the aromatic compound and an aliphatic compound. The method includes separating an aromatic compound from a mixture containing the aromatic compound and an aliphatic compound, wherein the separating is performed using a liquid-liquid extracting method using an ionic liquid as an extracting solvent. | 10-14-2010 |
| 585867000 | Hydrocarbon | 4 |
| 20090112041 | Process to Reduce the Pour Point of a Waxy Paraffinic Feedstock - The invention relates to a process to reduce the pour point of a waxy paraffinic feedstock comprising a fraction boiling above 450° C. by diluting said feedstock with a solvent comprising an aliphatic ketone compound and an aromatic compound, wherein the volume ratio of ketone compound to aromatic compound is lower than 0.7:1, chilling the mixture to a temperature at which wax is caused to precipitate, physically removing the wax from an oil phase and recovering an oil product having a lower pour point than the waxy paraffinic feedstock, wherein at least part of the waxy paraffinic feedstock is derived from Fischer-Tropsch synthesis products. | 04-30-2009 |
| 20120136192 | PROCESS FOR TREATMENT OF ETHYLENE - A process for removing water from an ethylene stream comprising water, said process comprising: introducing an ethylene stream comprising water into, and circulating said ethylene stream through, a separation vessel; introducing a liquid diethyl ether stream into, and circulating said liquid diethyl ether stream through, the separation vessel, so that said liquid diethyl ether stream and said ethylene stream comprising water are brought into contact; recovering an ethylene stream having a reduced water content from the separation vessel; and optionally recovering a liquid diethyl ether stream having an increased water content from the separation vessel. | 05-31-2012 |
| 20140114111 | RECOVERY OF MONOMERS - The invention relates to a process for the recovery of one or more monomers from a gas stream ( | 04-24-2014 |
| 20140187841 | APPARATUSES AND METHODS FOR SEPARATING LIQUEFIABLE HYDROCARBONS FROM HYDROGEN-, HYDROCARBON-CONTAINING GAS STREAMS - Embodiments of apparatuses and methods for separating liquefiable hydrocarbons from H | 07-03-2014 |
| 585868000 | Inorganic O-containing agent | 3 |
| 20130012751 | System and Method For Inhibiting Corrosion - Methods and systems are provided for forming clathrates to reduce or prevent corrosion in hydrocarbon facilities, such as pipelines, among others. An exemplary embodiment provides a method for isolating a corrosive gas in a hydrocarbon stream. The method includes combining a host compound with a hydrocarbon stream comprising a corrosive gas to form a clathrate, wherein a pressure or the reaction, a temperature of the reaction, or both, are controlled to maximize formation of a clathrate of the corrosive gas and minimize the formation of a clathrate of a hydrocarbon in the hydrocarbon stream. The clathrate is separated from the hydrocarbon stream and melted to remove the corrosive gas. | 01-10-2013 |
| 20140018601 | APPARATUS, METHOD AND SYSTEM FOR DETECTING SALT IN A HYDROCARBON FLUID - A method for determining a salt concentration of a hydrocarbon fluid using a conductivity sensor and a hydrocarbon testing solution includes forming the hydrocarbon testing solution. The electropolymerizable monomer is operable to form a resultant associated polymer at a peak potential of the electropolymerizable polymer. The method includes introducing the hydrocarbon testing solution into the conductivity sensor. The method includes inducing a range of potential across the hydrocarbon testing solution such that at least a portion of the electropolymerizable monomer polymerizes. The range of induced potential includes the peak potential of the electropolymerizable polymer. The method includes detecting a range of electrical current associated with the range of potential induced. The method also includes the step of determining the salt concentration of the hydrocarbon fluid using the range of potential induced and the range of electrical current detected. | 01-16-2014 |
| 20150126794 | Private user ethanol removal system - Removing ethanol from fuel by admitting the ethanol-containing fuel into a contained amount of water which is then mixed such that the ethanol-containing fuel may readily be separated into another container. Water and ethanol have an affinity for each other and separate away from the now ethanol-free fuel, and the water/ethanol mixture settles to a lower portion of the container. Once separated, the ethanol free fuel is readily removed into a separate container. The alcohol (ethanol) and water mixture is a valuable by-product of the invention, and is collected separately. | 05-07-2015 |
