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| Number | Title | Issue Date |
| 8063110 | Process for the conversion of synthesis gas to oxygenates Process for the conversion of carbon oxide(s) and hydrogen-containing feedstocks to oxygen containing hydrocarbon compounds in the presence of a particulate rhodium-based catalyst, by reacting carbon oxide(s) and hydrogen in the presence of a particulate rhodium-bas... | 11/22/2011 |
| 7939571 | Process for the conversion of synthesis gas to oxygenate Process for the conversion of carbon oxide(s) and hydrogen-containing feedstocks to C2-oxygenates in the presence of a particulate catalyst, by reacting carbon oxide(s) and hydrogen in the presence of a particulate rhodium-based catalyst in a conversion reactor to f... | 05/10/2011 |
| 7393877 | Process for the conversion of a synthesis gas to hydrocarbons in the presence of beta-SiC and effluent from this process In a process for the conversion of carbon monoxide to C2+ hydrocarbons in the presence of hydrogen and of a catalyst comprising a metal and a support comprising silicon carbide, the support comprises more than 50% by weight of silicon carbide i... | 07/01/2008 |
| 7365040 | Catalysts A process for preparing a cobalt-based Fischer-Tropsch synthesis catalyst includes introducing a soluble modifying component precursor of the formula Mc(OR)x, where Mc is a modifying component selected from the group comprising Si, Ti, Cu, Zn, Zr, Mn, Ba,... | 04/29/2008 |
| 7351679 | Fischer-tropsch catalyst, preparation, and use thereof Embodiments include a catalyst for use in a Fischer-Tropsch synthesis reaction which comprises cobalt supported on alumina. In some embodiments, the alumina support may have specific surface area of less than 50 m2/g and/or may be least 10% α-alumina. | 04/01/2008 |
| 7351750 | Method for producing long-chain hydrocarbons from natural gas Natural gas is reacted with steam for generating carbon monoxide and hydrogen in a first catalytic reactor. The resulting gas mixture is used to perform Fischer-Tropsch synthesis in a second catalytic reactor. After performing Fischer-Tropsch synthesis, the remainin... | 04/01/2008 |
| 7341976 | Stabilized boehmite-derived catalyst supports, catalysts, methods of making and using A stabilized catalyst support having improved hydrothermal stability, catalyst made therefrom, and method for producing hydrocarbons from synthesis gas using said catalyst. The stabilized support is made by a method comprising treating a crystalline hydrous alumina ... | 03/11/2008 |
| 7329691 | Perovskite catalyst for the partial oxidation of natural gas A composition and method for a Catalytic Partial Oxidation (CPO) of methane to synthesis gas. The catalyst allows the process to proceed at low residence time providing a long time thermal stability. The perovskite structure [AzA′1-z][B1... | 02/12/2008 |
| 7294734 | Process for converting a hydrocarbon to an oxygenate or a nitrile This invention relates to a process for converting a hydrocarbon reactant to a product comprising an oxygenate or a nitrile, the process comprising: (A) flowing a reactant composition comprising the hydrocarbon reactant, and oxygen or a source of oxygen, and optiona... | 11/13/2007 |
| 7273893 | Process for converting carbon dioxide to oxygenates A catalyst and process for converting carbon dioxide into oxygenates. The catalyst comprises copper, zinc, aluminum, gallium, and a solid acid. ... | 09/25/2007 |
| 7255845 | Process for conducting an equilibrium limited chemical reaction in a single stage process channel This invention relates to a process for conducting an equilibrium limited chemical reaction in a single stage process channel. A process for conducting a water shift reaction is disclosed. A multichannel reactor with cross flow heat exchange is disclosed. ... | 08/14/2007 |
| 7226574 | Oxidation process using microchannel technology and novel catalyst useful in same A process is disclosed for converting a hydrocarbon reactant to a product comprising CO and H2. The process comprises: (A) flowing a reactant composition comprising the hydrocarbon reactant and oxygen or a source of oxygen through a microchannel reactor i... | 06/05/2007 |
| 7220390 | Microchannel with internal fin support for catalyst or sorption medium This invention relates to an apparatus, comprising: at least one process microchannel having a height, width and length, the height being up to about 10 mm, the process microchannel having a base wall extending in one direction along the width of the process microch... | 05/22/2007 |
| 7176160 | Method for forming a Fischer-Tropsch catalyst using a boehmite support A method is provided for forming a highly active Fischer-Tropsch catalyst using boehmite having a particular crystallite size. In this method, a support material comprising boehmite is contacted with a catalytic metal-containing compound to form a catalyst precursor... | 02/13/2007 |
| 7172638 | Staged air autothermal reformer for improved startup and operation An autothermal reformer according to the principles of the present invention comprises a first stage that selectively receives a fuel flow, a first oxidant flow, and a steam flow. The first stage has a first portion of a catalyst bed. The fluids within the first sta... | 02/06/2007 |
| 7163963 | Chemically and thermally stabilized alumina for Fischer-Tropsch catalysts This invention is generally related to the field of Fischer-Tropsch catalysts. In particular, the present invention is related to a Fischer-Tropsch catalyst and method of making same. More particularly, the present invention discloses a catalyst comprising a support... | 01/16/2007 |
| 7084180 | Fischer-tropsch synthesis using microchannel technology and novel catalyst and microchannel reactor The disclosed invention relates to a process for converting a reactant composition comprising H2 and CO to a product comprising at least one aliphatic hydrocarbon having at least about 5 carbon atoms, the process comprising: flowing the reactant compositi... | 08/01/2006 |
| 7056857 | Fischer-tropsch catalysts using multiple precursors A method for making a catalyst is provided that features loading a catalytic metal to a support using at least two different precursor compounds of that said metal; and loading the promoter to the support in an amount effective so as to achieve similar promotion as ... | 06/06/2006 |
| 7029647 | Process for producing hydrogen peroxide using microchannel technology This invention relates to a process for making hydrogen peroxide in a microchannel reactor. The process comprises flowing a process feed stream and a staged addition feed stream in a process microchannel in contact with each other to form a reactant mixture comprisi... | 04/18/2006 |
| 7001867 | Rare earth aluminates and gallates supported rhodium catalysts for catalytic partial oxidation of hydrocarbons The present invention relates to improved catalyst compositions, as well as methods of making and using such compositions. In particular, preferred embodiments of the present invention comprise rare earth catalyst supports, catalyst compositions having rare earth su... | 02/21/2006 |
| 6969505 | Process for conducting an equilibrium limited chemical reaction in a single stage process channel This invention relates to a process for conducting an equilibrium limited chemical reaction in a single stage process channel. A process for conducting a water shift reaction is disclosed. A multichannel reactor with cross flow heat exchange is disclosed. ... | 11/29/2005 |
| 6962947 | Pressure swing catalyst regeneration procedure for Fischer-Tropsh catalyst A process is disclosed for regenerating a catalyst used in a process for synthesizing hydrocarbons. The synthesis process involves contacting a feed stream comprising hydrogen and carbon monoxide with a catalyst in a reaction zone maintained at conversion-promoting ... | 11/08/2005 |
| 6914082 | Slurry bubble reactor operated in well-mixed gas flow regime A gas-agitated multiphase reactor system for the synthesis of hydrocarbons gives high catalyst productivity and reactor capacity. The system includes operating a multi-phase reactor in the well-mixed gas flow regime, with a Peclet number less than 0.175 and a single... | 07/05/2005 |
| 6800579 | Catalyst regeneration There is provided a process for regenerating the activity of used metal catalysts for the hydrogenation of carbon monoxide comprising decreasing the hydrocarbon content thereof, calcining under an oxidant-containing atmosphere, impregnating with a solution of at lea... | 10/05/2004 |
| 6368997 | Fischer-Tropsch processes and catalysts using fluorided supports A process is disclosed for producing hydrocarbons. The process involves contacting a feed stream comprising hydrogen and carbon monoxide with a catalyst in a reaction zone maintained at conversion-promoting conditions effective to produce an effluent stre... | 04/09/2002 |
| 6346555 | Process and catalyst for preparing C2-oxygenates from synthesis gas In a process for preparing C2 -oxygenates by reaction of CO and H2 over a rhodium-containing supported catalyst, the catalyst comprises, based on the total weight, from 0.01 to 10% by weight of rhodium, from 0.001 to 10% by weight of zirc... | 02/12/2002 |
| 6034031 | Catalyst material for use in producing substitute natural gas and method for producing substitute natural gas A catalyst material produced is for use in producing a substitute natural gas from a source gas containing at least one of carbon dioxide and carbon monoxide, and a reducing gas. The catalyst material contains rhodium and palladium carried on a metal oxid... | 03/07/2000 |
| 5137924 | Catalytic process Methanol synthesis over a catalyst derived from an alloy of copper and/or a platinum group metal and a highly oxidizable metal such as a rare earth metal can be carried out at unusually low temperatures such as 70° C. and using synthesis gas deficient in... | 08/11/1992 |
| 5102851 | Supported catalyst for hydrocarbon synthesis A catalyst for converting synthesis gas, a mixture of hydrogen and carbon monoxide, into a mixture of predominately paraffinic hydrocarbons. The catalyst includes catalytically active amounts of cobalt and a loading-insensitive second metal selected from ... | 04/07/1992 |
| 4863971 | Synthesis gas conversion with perovskite catalysts A process for synthesis gas conversion utilizing perovskite catalysts is disclosed herein. The perovskites utilized in the process have a carbon selectivity of about eight mol percent or more for oxygenated compounds containing one to six carbon atoms. Th... | 09/05/1989 |
| 4861802 | Preparation of low molecular weight olefinic hydrocarbons using a perovskite catalyst Improved process for the catalytic gas phase preparation of low molecular weight (C2-6) olefinic hydrocarbons from mixtures of H2 and CO, the improvement consisting of contacting and reacting a mixture of H2 and CO, at a H... | 08/29/1989 |
| 4758600 | Process for the manufacture of ethanol Ethanol is prepared with high selectivity by the catalytic reaction of carbon monoxide and hydrogen. The catalyst composition comprises: (A) catalyst component consisting of (a) a rhodium component, (b) a lithium component, and (c) a component of at least one eleme... | 07/19/1988 |
| 4619947 | Chemical process A method for the preparation of hydrocarbons and oxygenated hydrocarbons which comprises contacting a gaseous mixture of carbon monoxide, hydrogen and oxygen with a catalyst comprising a metal of Group VII or Group VIII of the Periodic Table, the amount o... | 10/28/1986 |
| 4596831 | Polymer bound fischer-tropsch catalysts There is disclosed a resin-metal (complex) catalyst, a method for its preparation, activation and use in carrying out Fischer-Tropsch reactions. The complex is a resin which has attached to it a coordination compound(s) and a metal(s). The complex has uti... | 06/24/1986 |
| 4590217 | Process for the manufacture of acetic acid, acetaldehyde and ethanol A method for making a mixture containing acetic acid, acetaldehyde, and ethanol as the pricipal products, which process comprises reacting carbon monoxide and hydrogen at an elevated temperature and at an elevated pressure in the presence of a supported c... | 05/20/1986 |
| 4568699 | Process for producing oxygen-containing hydrocarbon compounds A catalyst comprising a combination of rhodium, iridium and lithium supported on a carrier having a specific surface area of more than 150 m2 /g is disclosed for producing two carbon atom oxygenerated compounds from carbon monoxide. The catalys... | 02/04/1986 |
| 4568698 | Novel catalysts and their preparation and process for the production of saturated gaseous hydrocarbons Catalysts comprising a medium to large port zeolite modified by the oxide or acid of an element selected from the group consisting of Group IIIA to VIIA elements and, a Fischer-Tropsch catalyst wherein the ratio of zeolite to Fischer-Tropsch component is ... | 02/04/1986 |
| 4559364 | Catalysts having alkoxide-modified supports A catalyst composition comprising a catalytic metal and a support, the support being prepared by depositing a metal alkoxide salt on a core support, then calcining the support.... | 12/17/1985 |
| 4547525 | Reducing methane production in Fischer-Tropsch reactions Methane production in catalytic Fischer-Tropsch hydrocarbon synthesis reactions is reduced by adding olefins to the H2 and CO feed mixture. Alpha olefins of ten carbon atoms or less are particularly preferred.... | 10/15/1985 |
| 4539334 | Selective poisoning of Fischer-Tropsch catalysts A Fischer-Tropsch process comprises contacting hydrogen and carbon monoxide in the presence of a conventional Fischer-Tropsch catalyst in combination with an amount of phosphorus effective to selectively poison the Fischer-Tropsch catalyst so as to improv... | 09/03/1985 |
