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| Number | Title | Issue Date |
| 8178589 | Catalyst for producing hydrocarbon from syngas and producing method of catalyst An exemplary method for producing a catalyst is provided where the catalyst includes a catalyst support on which a metallic compound is loaded. An impurity content of the catalyst can be in a range of approximately 0.01 mass % to 0.15 mass %. In particular, the exem... | 05/15/2012 |
| 8048933 | Process and catalyst for production of mixed alcohols from synthesis gas At least one embodiment of the inventive technology focuses on a new composition that comprises hexagonally close packed molybdenum carbide crystals, in addition to metallic nickel crystals and/or sodium, and having use as a catalyst in a Fischer-Tropsch process to ... | 11/01/2011 |
| 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 |
| 7393876 | Fischer-tropsch catalysts Catalyst compositions and methods for F-T synthesis which exhibit high CO conversion with minor levels (preferably less than 35% and more preferably less than 5%) or no measurable carbon dioxide generation. F-T active catalysts are prepared by reduction of certain o... | 07/01/2008 |
| 7384987 | Catalysts and processes for the manufacture of lower aliphatic alcohols from syngas There are disclosed catalyst formulations and methods for the preparation of oxygenated lower aliphatic compounds. The methods comprise applying a mixture of carbon monoxide and hydrogen to a catalyst formulation under reaction conditions, wherein the catalyst formu... | 06/10/2008 |
| 7364712 | Catalyst for purifying methane-containing waste gas and method of purifying methane-containing waste gas This invention provides a catalyst for removing hydrocarbons from a combustion gas containing methane and containing an excess of oxygen, which comprises iridium supported on zirconium oxide; and a method of removing hydrocarbons from a combustion gas containing met... | 04/29/2008 |
| 7342051 | Introduction of an acid in a Fischer-Tropsch process A three-phase low temperature Fischer-Tropsch (LTFT) process wherein CO and H2 are converted to hydrocarbons and possibly oxygenates thereof by contacting the CO and H2 with an iron-based Fischer-Tropsch catalyst in a LTFT reactor in the presen... | 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 |
| 7304012 | Catalyst A process for preparing a supported catalyst or catalyst precursor containing carbon, said process comprising: a. preparing a liquid mixture of (i) at least one catalyst support or catalyst support precursor; (ii) at least one metal-containing compound, wherein said... | 12/04/2007 |
| 7276540 | Supports for high surface area catalysts The present invention relates to thermally stable, high surface area alumina supports and a method of preparing such supports with at least one modifying agent. The method includes adding an aluminum modifying agent to the alumina prior to calcining. The inventive s... | 10/02/2007 |
| 7262225 | Production of fischer-tropsch synthesis produced wax A process for preparing and using a cobalt slurry phase Fischer-Tropsch synthesis catalyst includes introducing a modifying component Mc into a catalyst support precursor, followed by shaping and calcination, to obtain a catalyst support. The catalyst support is imp... | 08/28/2007 |
| 7226954 | Integrated process and apparatus for producing liquid fuels The invention relates to an integrated process for producing liquid fuels, the process comprising the steps of: a) subjecting syngas with a hydrogen/carbon monoxide ratio between about 0.5 to 2.0 to Fischer-Tropsch reaction conditions in the presence of... | 06/05/2007 |
| 7199276 | Controlling the ratio of ethylene to propylene produced in an oxygenate to olefin conversion process The present invention provides various processes for producing methanol and ethanol, preferably in a mixed alcohol stream. In one embodiment, the invention includes directing syngas to a synthesis zone wherein the syngas contacts a methanol synthesis catalyst and an... | 04/03/2007 |
| 7157404 | Catalyst for preparing hydrocarbon The present invention relates to a catalyst for preparing hydrocarbons of carbon dioxide and more particularly, the Fe—Cu—K/γ—Al2O3 catalyst prepared by impregnation which enables producing hydrocarbons in high yield for more than 2000 h... | 01/02/2007 |
| 7064150 | Method for hydrogenating carbon dioxide, treating apparatus, and basic material for hydrogenation A process for hydrogenating carbon dioxide to generate methanol. In the process, a strip of copper base plate is transported by the groups of rotating drive rollers to deposit porous metallic zinc on the copper base plate. Hydrogen is generated from the porous metal... | 06/20/2006 |
| 7056955 | Attrition resistant bulk metal catalysts and methods of making and using same According to a preferred embodiment, the present invention features a bulk catalyst that includes precipitated cobalt metal. The precipitated cobalt catalyst further includes a textural promoter, a binder and optionally a Group I metal. The method of making the cata... | 06/06/2006 |
| 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 |
| 6958138 | Supported metal catalyst, preparation and applications for directly making hydrogen peroxide The invention concerns a supported metal catalyst based on at least one metal selected in the group M consisting of palladium, platinum, ruthenium, rhodium, iridium, holmium, osmium and gold, used for directly making hydrogen peroxide from hydrogen and oxygen. The i... | 10/25/2005 |
| 6924316 | Method for producing hydrocarbons by Fischer-Tropsch process A method for producing hydrocarbons, comprising: (I) subjecting to a reduction treatment a catalyst comprising a carrier having provided thereon: 0.1 to 10% by mass of at least one metal selected from an alkali metal, an alkaline earth metal, a rare earth metal and ... | 08/02/2005 |
| 6844370 | Hydrocarbon synthesis catalyst and process According to the present invention there is provided a hydrocarbon synthesis catalyst comprising a precipitated iron product and a catalyst promotor. The catalyst has a surface area of below 60 m2 per gram of catalyst in the reduced form or below 100 m | 01/18/2005 |
| 6822008 | 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 ... | 11/23/2004 |
| 6812260 | Method of conducting an exothermic reaction A reactor comprises a plurality of triple tubes having reaction tube, inner tube and central tube and disposed in a main body of the reactor, a first supply port formed in the main body and communicated with the central tube, and a second supply port formed in the m... | 11/02/2004 |
| 6809123 | Production of hydrogen and higher hydrocarbons A carbon-bearing feedstock is reacted with oxygen and water in a partial oxidation reactor to produce a mixture of hydrogen and carbon monoxide. The hydrogen is removed as a first product and the remaining carbon monoxide is reacted with steam over a bifunctional ca... | 10/26/2004 |
| 6759439 | Fischer-tropsch processes and catalysts with promoters 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 stream comprisi... | 07/06/2004 |
| 6740683 | Chemicals from synthesis gas This invention relates to a process for selectively producing linear alcohols, olefins and paraffins from hydrogen-poor carbonaceous fuels such as coal, petroleum coke, or heavy residue oil in a Fischer-Tropsch reactor. The process includes producing synthesis gas, ... | 05/25/2004 |
| 6720283 | Activated carbon supported cobalt based catalyst for direct conversion of synthesis gas to diesel fuels Diesel fuels or blending stocks having high cetane number are produced from non-shifting Fischer-Tropsch processes, which directly convert carbon monoxide and hydrogen to diesel distillates over activated carbon supported cobalt based Fischer-Tropsch catalysts. The ... | 04/13/2004 |
| 6653357 | Method of modifying and controlling catalyst selectivity in a Fischer-Tropsch process The invention provides a method for controlling a selectivity profile of products of a Fischer-Tropsch synthesis process, wherein a catalyst promoter, either dissolved in solution or in a powdered form, is directly injected into the reactor medium, typica... | 11/25/2003 |
| 6649662 | Methods for optimizing fischer-tropsch synthesis of hydrocarbons in the distillate fuel and/or lube base oil ranges Methods for converting of syngas to higher molecular weight products using Fischer-Tropsch synthesis, and methods for optimizing the catalyst systems in the synthesis, are disclosed. In one embodiment, the methods use cobalt/ruthenium Fischer-Tropsch cata... | 11/18/2003 |
| 6632846 | Integrated urea manufacturing plants and processes A plant for manufacturing urea from carbonaceous materials, oxygen from an air separation unit and water, preferably steam, is made up of a syngas generator unit, an air separation unit, Fischer-Tropsch unit, a CO2 removal unit, a hydrogen remo... | 10/14/2003 |
| 6627666 | Fischer-Tropsch synthesis using industrial process off gas feedstreams A process is described in which the waste gas from the production of acetylene is employed in the Fischer-Tropsch synthesis of hydrocarbon liquids. The process consists of the steps of collecting the waste gas, compressing it to the proper pressure, passi... | 09/30/2003 |
| 6602922 | Process for producing C19 minus Fischer-Tropsch products having high olefinicity A process for increasing the yield of olefinic products from a Fischer-Tropsch unit and increasing the yield of products within the lube and diesel boiling range by use of a potassium promoted iron-based catalyst.... | 08/05/2003 |
| 6602921 | Process for the preparation of hydrocarbons A Fischer-Tropsch process for producing hydrocarbons, comprising 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 stream comp... | 08/05/2003 |
| 6534553 | Hydrogenation of carbon monoxide using sulfide catalysts A method of producing synthetic fuels by hydrogenating carbon monoxide comprising contacting a feed gas containing carbon monoxide and hydrogen with a catalyst comprising: (1) a supported metal sulfide comprising Pd and at least one promoter selected from... | 03/18/2003 |
| 6515035 | PROCESS FOR CONVERTING SYNTHESIS GAS IN THE PRESENCE OF A CATALYST COMPRISING A GROUP VIII ELEMENT DISPERSED ON A SUPPORT BASED ON ALUMINA MODIFIED BY AQUEOUS IMPREGNATION OF QUATERNARY AMMONIUM SILICATE A process is described for converting synthesis gas in the presence of a catalyst comprising at least one group VIII element dispersed on a support comprising alumina modified by aqueous impregnation of quaternary ammonium silicate and comprising in the r... | 02/04/2003 |
| 6489371 | Fischer-Tropsch processes and catalysts with promoters 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... | 12/03/2002 |
| 6391929 | Process for synthesizing hydrocarbons from synthesis gas in the presence of a raney metal alloy disperded in a liquid phase A process for synthesising hydrocarbons from synthesis gas in the presence of a catalyst essentially constituted by a Raney metal alloy dispersed in a liquid phase is described in which the catalyst comprises at least 60% by weight of at least one metal s... | 05/21/2002 |
| 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 |
| 6362239 | Catalysts and processes using them Co-precipitated CoCuMn and CoCuMg catalysts are used in Fischer-Tropsch synthesis.... | 03/26/2002 |
| 6255358 | Highly active Fischer-Tropsch synthesis using doped, thermally stable catalyst support A method of conducting hydrocarbon synthesis and a highly stable cobalt on alumina catalyst therefor. The inventive method comprises the step of reacting a synthesis gas in a slurry bubble column reactor in the presence of the catalyst. The catalyst compr... | 07/03/2001 |
| 5952540 | Process for preparing hydrocarbons This invention relates to a process for preparing hydrocarbons, in particular hydrogenation of carbon dioxide over Fe-K/Al2 O3 catalyst, which is reduced in hydrogen and activated in the mixture of carbon dioxide and hydrogen.... | 09/14/1999 |
