Patent application number | Description | Published |
20080221375 | Catalyst Treatment Useful for Aromatics Conversion Process - A process for preparing a transalkylation catalyst, the catalyst itself, and a transalkylation process for using the catalyst are herein disclosed. The catalyst comprises rhenium metal on a solid-acid support such as mordenite, which has been treated with a sulfur-based agent. Such treatment reduces the amount of methane produced by metal hydrogenolysis in a transalkylation process wherein heavy aromatics like A | 09-11-2008 |
20090275792 | Dehydrogenation process with water control - The activity of a dehydrogenation catalyst is improved by increasing the water concentration maintained in the reactants toward the start of the catalyst's life, but after the catalyst has deactivated to the extent that the temperature required to maintain the conversion per pass of paraffinic hydrocarbon through the reaction zone increases by at least 2° C. | 11-05-2009 |
20090292150 | Integrated Processes for Making Detergent Range Alkylbenzenes from C5-C6-Containing Feeds - Integrated processes for making detergent range alkylbenzenes from C | 11-26-2009 |
20100004496 | Integrated Processes for Making Detergent Range Alkylbenzenes from C5-C6-Containing Feeds - Integrated processes for making detergent range alkylbenzenes from C | 01-07-2010 |
20100004497 | Integrated Processes for Making Detergent Range Alkylbenzenes from C5-C6-Containing Feeds - Integrated processes for making detergent range alkylbenzenes from C | 01-07-2010 |
20100025628 | Oxidation Processes Using Functional Surface Catalyst Composition - Oxidation processes using a catalyst composition which, preferably comprises a glass substrate, with one or more functional surface active constituents integrated on and/or in the substrate surface. A substantially nonporous substrate has (i) a total surface area between about 0.01 m | 02-04-2010 |
20100089796 | Layered Composition and Processes for Preparing and Using the Composition - A layered composition which can be used in various processes has been developed. The composition comprises an inner core such as a cordierite core and an outer layer comprising a refractory inorganic oxide, a fibrous component and an inorganic binder. The refractory inorganic oxide layer can be alumina, zirconia, titania, etc. while the fibrous component can be titania fibers, silica fibers, carbon fibers, etc. The inorganic oxide binder can be alumina, silica, zirconia, etc. The layer can also contain catalytic metals such as gold and platinum plus other modifiers. The layered composition is prepared by coating the inner core with a slurry comprising the refractory inorganic oxide, fibrous component, an inorganic binder precursor and an organic binding agent such as polyvinyl alcohol. The composition can be used in various hydrocarbon conversion processes. | 04-15-2010 |
20100092681 | Layered Composition and Processes for Preparing and Using the Composition - A layered composition which can be used in various processes has been developed. The composition comprises an inner core such as a cordierite core and an outer layer comprising a refractory inorganic oxide, a fibrous component and an inorganic binder. The refractory inorganic oxide layer can be alumina, zirconia, titania, etc. while the fibrous component can be titania fibers, silica fibers, carbon fibers, etc. The inorganic oxide binder can be alumina, silica, zirconia, etc. The layer can also contain catalytic metals such as gold and platinum plus other modifiers. The layered composition is prepared by coating the inner core with a slurry comprising the refractory inorganic oxide, fibrous component, an inorganic binder precursor and an organic binding agent such as polyvinyl alcohol. The composition can be used in various hydrocarbon conversion processes. | 04-15-2010 |
20100094069 | Dehydrogenation Processes Using Functional Surface Catalyst Composition - Dehydrogenation processes using a catalyst composition which, preferably comprises a glass substrate, with one or more functional surface active constituents integrated on and/or in the substrate surface. A substantially nonporous substrate has (i) a total surface area between about 0.01 m | 04-15-2010 |
20100125037 | Layered Sphere Catalyst Formulations for Selective Hydrogenation Performance - A catalyst for selective hydrogenation of hydrocarbons is presented. The catalyst selectively hydrogenates acetylenes and diolefins to increase the monoolefins in a product stream. The catalyst includes a layered structure with an inert inner core and an outer layer bonded to the inner core, where the outer layer is a metal oxide and has at least two metals deposited on the outer layer. | 05-20-2010 |
20100125158 | Methods for Selective Hydrogenation Performance Using a Layered Sphere Catalyst With New Formulations - A process for selective hydrogenation of hydrocarbons is presented. The process uses a catalyst to selectively hydrogenate acetylenes and diolefins to increase the monoolefins in a product stream. The catalyst in the process includes a layered structure with an inert inner core and an outer layer bonded to the inner core, where the outer layer is a metal oxide and has at least two metals deposited on the outer layer. | 05-20-2010 |
20100273645 | Functional Surface Catalyst Composition - A catalyst composition, useful for a diversity of chemical production processes, preferably comprises a glass substrate, with one or more functional surface active constituents integrated on and/or in the substrate surface. A substantially nonporous substrate has (i) a total surface area between about 0.01 m | 10-28-2010 |
20100323880 | EFFECT OF WET REDUCTION ON CATALYST STABILITY AND METHODS OF MAINTAINING CATALYST STABILITY - The present invention provides a method of increasing stability of a catalyst used in a dehydrogenation process. The method includes storing fresh catalyst in a reduction zone, passing a gas through the reduction zone, introducing hydrocarbons and hydrogen gas into a reactor positioned downstream from the reduction zone to facilitate a dehydrogenation reaction, and replenishing spent catalyst in the reactor with fresh catalyst from the reduction zone. The gas has a moisture content at or below about 4000 ppmv and a temperature at or below about 290° C. The reactor includes catalyst for increasing the rate of the dehydrogenation reaction. The moisture content of the gas may be reduced to at or below about 4000 ppmv by passing the gas through a drier or by using an inert gas stream. The temperature of the gas may also be reduced. | 12-23-2010 |
20110172088 | Functional Surface Catalyst Composition - A catalyst composition, useful for a diversity of chemical production processes, preferably comprises a glass substrate, with one or more functional surface active constituents integrated on and/or in the substrate surface. A substantially nonporous acid resistant glass substrate has (i) a total surface area between about 0.01 m | 07-14-2011 |
20110174692 | PROCESS FOR INCREASING METHYL TO PHENYL MOLE RATIOS AND REDUCING BENZENE CONTENT IN A MOTOR FUEL PRODUCT - One exemplary embodiment can be a process for increasing a mole ratio of methyl to phenyl of one or more aromatic compounds in a feed. The process can include reacting an effective amount of one or more aromatic compounds and an effective amount of one or more non-aromatic compounds to convert about 90%, by weight, of one or more C6 | 07-21-2011 |
20110178354 | AROMATIC AKLYLATING AGENT AND AN AROMATIC PRODUCTION APPARATUS - One exemplary embodiment can be a process using an aromatic methylating agent. Generally, the process includes reacting an effective amount of the aromatic methylating agent having at least one of an alkane, a cycloalkane, an alkane radical, and a cycloalkane radical with one or more aromatic compounds. As such, at least one of the one or more aromatic compounds may be converted to one or more higher methyl substituted aromatic compounds to provide a product having a greater mole ratio of methyl to phenyl than a feed. | 07-21-2011 |
20110178356 | PROCESS FOR INCREASING A MOLE RATIO OF METHYL TO PHENYL - One exemplary embodiment can be a process for increasing a mole ratio of methyl to phenyl of one or more aromatic compounds in a feed. The process can include reacting an effective amount of one or more aromatic compounds and an effective amount of one or more aromatic methylating agents to form a product having a mole ratio of methyl to phenyl of at least about 0.1:1 greater than the feed. | 07-21-2011 |
20110318932 | Pyrolysis Methods, Catalysts, and Apparatuses for Treating and/or Detecting Gas Contaminants - Processes for treating gas streams contaminated with fluorine-containing compounds, in addition to apparatuses for such treatment processes that may also be used to monitor the emission of these compounds, are disclosed. In the processes and apparatuses, catalytic conversion (pyrolysis) one or more fluorine-containing contaminants (e.g., perfluorocarbon) in the gas stream is carried out using a catalyst comprising tungstated zirconia or sulfated zirconia. The catalysts exhibit exceptional responsiveness, recovery, and/or activity, compared to conventional catalysts, for this purpose. | 12-29-2011 |
20140058083 | ORGANIC OXYGENATE REMOVAL AND METHANE CONVERSION PROCESS USING A SUPERSONIC FLOW REACTOR - Methods and systems are provided for converting methane in a feed stream to acetylene. The method includes removing at least a portion of organic oxygenates from a hydrocarbon stream. The hydrocarbon stream is introduced into a supersonic reactor and pyrolyzed to convert at least a portion of the methane to acetylene. The reactor effluent stream may be treated to convert acetylene to another hydrocarbon process. The method according to certain aspects includes controlling the level of organic oxygenates in the hydrocarbon stream. | 02-27-2014 |
20140058084 | MERCURY REMOVAL AND METHANE CONVERSION PROCESS USING A SUPERSONIC FLOW REACTOR - Methods and systems are provided for converting methane in a feed stream to acetylene. The method includes removing at least a portion of mercury from a hydrocarbon stream. The hydrocarbon stream is introduced into a supersonic reactor and pyrolyzed to convert at least a portion of the methane to acetylene. The reactor effluent stream may be treated to convert acetylene to another hydrocarbon process. The method according to certain aspects includes controlling the level of mercury and mercury containing compounds in the hydrocarbon stream. | 02-27-2014 |
20140058085 | WATER REMOVAL AND METHANE CONVERSION PROCESS USING A SUPERSONIC FLOW REACTOR - Methods and systems are provided for converting methane in a feed stream to acetylene. The method includes removing at least a portion of water from a hydrocarbon stream. The hydrocarbon stream is introduced into a supersonic reactor and pyrolyzed to convert at least a portion of the methane to acetylene. The reactor effluent stream may be treated to convert acetylene to another hydrocarbon process. The method according to certain aspects includes controlling the level of water in the hydrocarbon stream. | 02-27-2014 |
20140058086 | CARBON DIOXIDE ABSORPTION AND METHANE CONVERSION PROCESS USING A SUPERSONIC FLOW REACTOR - Methods and systems are provided for converting methane in a feed stream to acetylene. The method includes removing at least a portion of carbon dioxide from a hydrocarbon stream. The hydrocarbon stream is introduced into a supersonic reactor and pyrolyzed to convert at least a portion of the methane to acetylene. The reactor effluent stream may be treated to convert acetylene to another hydrocarbon process. The method according to certain aspects includes controlling the level of carbon dioxide in the hydrocarbon stream by contacting a stream with a physical or a chemical solvent. | 02-27-2014 |
20140058087 | CARBON DIOXIDE ADSORPTION AND METHANE CONVERSION PROCESS USING A SUPERSONIC FLOW REACTOR - Methods and systems are provided for converting methane in a feed stream to acetylene. The method includes removing at least a portion of carbon dioxide from a hydrocarbon stream. The hydrocarbon stream is introduced into a supersonic reactor and pyrolyzed to convert at least a portion of the methane to acetylene. The reactor effluent stream may be treated to convert acetylene to another hydrocarbon process. The method according to certain aspects includes controlling the level of oxygen in the hydrocarbon stream. | 02-27-2014 |
20140058088 | HYDRIDE REMOVAL AND METHANE CONVERSION PROCESS USING A SUPERSONIC FLOW REACTOR - Methods and systems are provided for converting methane in a feed stream to acetylene. The method includes removing at least a portion of hydrides of arsenic, phosphorus, antimony, silicon, and boron from a hydrocarbon stream. The hydrocarbon stream is introduced into a supersonic reactor and pyrolyzed to convert at least a portion of the methane to acetylene. The reactor effluent stream may be treated to convert acetylene to another hydrocarbon process. The method according to certain aspects includes controlling the level of hydrides of arsenic, phosphorus, antimony, silicon, and boron in the hydrocarbon stream. | 02-27-2014 |
20140058089 | SULFUR REMOVAL AND METHANE CONVERSION PROCESS USING A SUPERSONIC FLOW REACTOR - Methods and systems are provided for converting methane in a feed stream to acetylene. The method includes removing at least a portion of sulfur containing compounds from a hydrocarbon stream. The hydrocarbon stream is introduced into a supersonic reactor and pyrolyzed to convert at least a portion of the methane to acetylene. The reactor effluent stream may be treated to convert acetylene to another hydrocarbon process. The method according to certain aspects includes controlling the level of sulfur containing compounds in the hydrocarbon stream. | 02-27-2014 |
20140058090 | GLYCOLS REMOVAL AND METHANE CONVERSION PROCESS USING A SUPERSONIC FLOW REACTOR - Methods and systems are provided for converting methane in a feed stream to acetylene. The method includes removing at least a portion of glycols from a hydrocarbon stream. The hydrocarbon stream is introduced into a supersonic reactor and pyrolyzed to convert at least a portion of the methane to acetylene. The reactor effluent stream may be treated to convert acetylene to another hydrocarbon process. The method according to certain aspects includes controlling the level of glycols and in particular, dimethyl ethers of polyethylene glycol in the hydrocarbon stream. | 02-27-2014 |
20140058091 | MERCURY COMPOUND REMOVAL AND METHANE CONVERSION PROCESS USING A SUPERSONIC FLOW REACTOR - Methods and systems are provided for converting methane in a feed stream to acetylene. The method includes removing at least a portion of mercury containing compounds from a hydrocarbon stream. The hydrocarbon stream is introduced into a supersonic reactor and pyrolyzed to convert at least a portion of the methane to acetylene. The reactor effluent stream may be treated to convert acetylene to another hydrocarbon process. The method according to certain aspects includes controlling the level of organic, ionic or suspended mercury compounds by first converting these compounds to elemental mercury or to inorganic mercury compounds and then removing them by use of an adsorbent bed. | 02-27-2014 |
20140058092 | CARBON MONOXIDE METHANATION AND METHANE CONVERSION PROCESS USING A SUPERSONIC FLOW REACTOR - Methods and systems are provided for converting methane in a feed stream to acetylene. The method includes removing at least a portion of carbon monoxide from a hydrocarbon stream. The hydrocarbon stream is introduced into a supersonic reactor and pyrolyzed to convert at least a portion of the methane to acetylene. The reactor effluent stream may be treated to convert acetylene to another hydrocarbon process. The method according to certain aspects includes controlling the level of carbon monoxide in the hydrocarbon stream. | 02-27-2014 |
20140058093 | REMOVAL OF SOLIDS AND METHANE CONVERSION PROCESS USING A SUPERSONIC FLOW REACTOR - Methods and systems are provided for converting methane in a feed stream to acetylene. The method includes removing at least a portion of solids from a hydrocarbon stream. The hydrocarbon stream is introduced into a supersonic reactor and pyrolyzed to convert at least a portion of the methane to acetylene. The reactor effluent stream may be treated to convert acetylene to another hydrocarbon process. The method according to certain aspects includes controlling the level of inorganic and organic solids in the hydrocarbon stream by use of adsorbent beds, filters, cyclone or gravity separators. | 02-27-2014 |
20140058094 | HEAVY HYDROCARBON REMOVAL AND METHANE CONVERSION PROCESS USING A SUPERSONIC FLOW REACTOR - Methods and systems are provided for converting methane in a feed stream to acetylene. The method includes removing at least a portion of heavy hydrocarbon compounds including C | 02-27-2014 |
20140058095 | FLUID SEPARATION ASSEMBLY TO REMOVE CONDENSABLE CONTAMINANTS AND METHANE CONVERSION PROCESS USING A SUPERSONIC FLOW REACTOR - Methods and systems are provided for converting methane in a feed stream to acetylene. The hydrocarbon stream is introduced into a supersonic reactor and pyrolyzed to convert at least a portion of the methane to acetylene. The reactor effluent stream may be treated to convert acetylene to another hydrocarbon process. The method according to certain aspects includes controlling the level of water, carbon dioxide and other condensable contaminants in the hydrocarbon stream by use of a fluid separation assembly such as a supersonic inertia separator. In addition, one or more adsorbent beds may be used to remove remaining trace amounts of condensable contaminants. The fluid separation assembly has a cyclonic fluid separator with a tubular throat portion arranged between a converging fluid inlet section and a diverging fluid outlet section and a swirl creating device. | 02-27-2014 |
20140058096 | HEAVY METALS REMOVAL AND METHANE CONVERSION PROCESS USING A SUPERSONIC FLOW REACTOR - Methods and systems are provided for converting methane in a feed stream to acetylene. The method includes removing at least a portion of heavy metals from a hydrocarbon stream. The hydrocarbon stream is introduced into a supersonic reactor and pyrolyzed to convert at least a portion of the methane to acetylene. The reactor effluent stream may be treated to convert acetylene to another hydrocarbon process. The method according to certain aspects includes controlling the level of heavy metals in the hydrocarbon stream. | 02-27-2014 |
20140058118 | ACIDS REMOVAL AND METHANE CONVERSION PROCESS USING A SUPERSONIC FLOW REACTOR - Methods and systems are provided for converting methane in a feed stream to acetylene. The method includes removing at least a portion of acids from a hydrocarbon stream. The hydrocarbon stream is introduced into a supersonic reactor and pyrolyzed to convert at least a portion of the methane to acetylene. The reactor effluent stream may be treated to convert acetylene to another hydrocarbon process. The method according to certain aspects includes controlling the level of acids in the hydrocarbon stream by use of adsorbents or basic solutions. | 02-27-2014 |
20140058150 | REMOVAL OF NITROGEN CONTAINING COMPOUNDS AND METHANE CONVERSION PROCESS USING A SUPERSONIC FLOW REACTOR - Methods and systems are provided for converting methane in a feed stream to acetylene. The method includes removing at least a portion of nitrogen contaminants from a hydrocarbon stream. The hydrocarbon stream is introduced into a supersonic reactor and pyrolyzed to convert at least a portion of the methane to acetylene. The reactor effluent stream may be treated to convert acetylene to another hydrocarbon process. The method according to certain aspects includes controlling the level of amines in the hydrocarbon stream. | 02-27-2014 |
20140058151 | OXYGEN REMOVAL AND METHANE CONVERSION PROCESS USING A SUPERSONIC FLOW REACTOR - Methods and systems are provided for converting methane in a feed stream to acetylene. The method includes removing at least a portion of oxygen from a hydrocarbon stream. The hydrocarbon stream is introduced into a supersonic reactor and pyrolyzed to convert at least a portion of the methane to acetylene. The reactor effluent stream may be treated to convert acetylene to another hydrocarbon process. The method according to certain aspects includes controlling the level of oxygen in the hydrocarbon stream. | 02-27-2014 |
20140058152 | INORGANIC OXIDES REMOVAL AND METHANE CONVERSION PROCESS USING A SUPERSONIC FLOW REACTOR - Methods and systems are provided for converting methane in a feed stream to acetylene. The method includes removing at least a portion of oxides of nitrogen and sulfur from a hydrocarbon stream. The hydrocarbon stream is introduced into a supersonic reactor and pyrolyzed to convert at least a portion of the methane to acetylene. The reactor effluent stream may be treated to convert acetylene to another hydrocarbon process. The method according to certain aspects includes controlling the level of oxides of nitrogen and sulfur in the hydrocarbon stream. | 02-27-2014 |
20140058153 | CARBON DIOXIDE REMOVAL AND METHANE CONVERSION PROCESS USING A SUPERSONIC FLOW REACTOR - Methods and systems are provided for converting methane in a feed stream to acetylene. The method includes removing at least a portion of carbon dioxide, hydrogen sulfide and water from a hydrocarbon stream. The hydrocarbon stream is introduced into a supersonic reactor and pyrolyzed to convert at least a portion of the methane to acetylene. The reactor effluent stream may be treated to convert acetylene to another hydrocarbon process. The method according to certain aspects includes controlling the level of carbon dioxide, hydrogen sulfide and water in the hydrocarbon stream. | 02-27-2014 |
20140058154 | NITROGEN REMOVAL AND METHANE CONVERSION PROCESS USING A SUPERSONIC FLOW REACTOR - Methods and systems are provided for converting methane in a feed stream to acetylene. The method includes removing at least a portion of nitrogen from a hydrocarbon stream. The hydrocarbon stream is introduced into a supersonic reactor and pyrolyzed to convert at least a portion of the methane to acetylene. The reactor effluent stream may be treated to convert acetylene to another hydrocarbon process. The method according to certain aspects includes controlling the level of nitrogen in the hydrocarbon stream. | 02-27-2014 |
20140058155 | CARBON MONOXIDE REMOVAL AND METHANE CONVERSION PROCESS USING A SUPERSONIC FLOW REACTOR - Methods and systems are provided for converting methane in a feed stream to acetylene. The method includes removing at least a portion of carbon monoxide from a hydrocarbon stream. The hydrocarbon stream is introduced into a supersonic reactor and pyrolyzed to convert at least a portion of the methane to acetylene. The reactor effluent stream may be treated to convert acetylene to another hydrocarbon process. The method according to certain aspects includes controlling the level of carbon monoxide in the hydrocarbon stream. | 02-27-2014 |
20140058157 | PROCESS FOR INCREASING A MOLE RATIO OF METHYL TO PHENYL - One exemplary embodiment can be a process for increasing a mole ratio of methyl to phenyl of one or more aromatic compounds in a feed. The process can include reacting an effective amount of one or more aromatic compounds and an effective amount of one or more aromatic methylating agents to form a product having a mole ratio of methyl to phenyl of at least about 0.1:1 greater than the feed. | 02-27-2014 |