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| Number | Title | Issue Date |
| 8119099 | Chromium-free water gas shift catalyst Catalyst for use in the high temperature shift reaction comprising in its active form a mixture of zinc alumina spinel and zinc oxide in combination with an alkali metal selected from the group consisting of Na, K, Rb, Cs and mixtures thereof. ... | 02/21/2012 |
| 7906098 | Method for making hydrogen using a gold containing water-gas shift catalyst The present invention relates to a method for oxidizing CO, comprising: passing a first feed comprising CO and a second feed comprising oxygen, in an oxidation zone, over a catalyst comprising highly dispersed gold on sulfated zirconia, at oxidation conditions, to p... | 03/15/2011 |
| 7758846 | Methods of producing hydrogen via the water-gas shift reaction over a Pd-Zn catalyst Methods for producing hydrogen via the water-gas shift reaction utilizing a palladium-zinc on alumina catalyst are described. ... | 07/20/2010 |
| 7744849 | Platinum-alkali/alkaline-earth catalyst formulations for hydrogen generation A method and catalysts and fuel processing apparatus for producing a hydrogen-rich gas, such as a hydrogen-rich syngas are disclosed. According to the method a CO-containing gas, such as a syngas, contacts a water gas shift catalyst in the presence of water, prefera... | 06/29/2010 |
| 7704486 | Precious metal water-gas shift catalyst with oxide support modified with rare earth elements A water gas shift catalyst comprising a platinum group metal dispersed on an inorganic oxide support modified with a carbon-containing burn-out additive and a rare earth oxide. A water gas shift catalyst containing alumina, a platinum group metal, and oxides of Pr a... | 04/27/2010 |
| 7682598 | Alkali-containing catalyst formulations for low and medium temperature hydrogen generation The invention is directed toward methods of using alkali-containing catalysts for generation of hydrogen-rich gas at temperatures of less than about 260° C. A WGS catalyst of the invention may have the following composition: a) at... | 03/23/2010 |
| 7357911 | Process conditions for Pt-Re bimetallic water gas shift catalysts Operating conditions for generating hydrogen by the water-gas shift reaction have been found which reduce the aging of Pt—Re bimetallic water-gas shift catalysts. The process parameters provide a stable operation in residential fuel processors and in hydrogen gene... | 04/15/2008 |
| 7297324 | Microchannel reactors with temperature control Microchannel devices and method of use are disclosed wherein a reaction microchamber 52 is in thermal contact with a heat exchange channel 61. An equilibrium limited exothermic chemical process occurs in the reaction microchamber 52. Sufficient ... | 11/20/2007 |
| 7270798 | Noble metal-free nickel catalyst formulations for hydrogen generation The invention relates to methods of using noble metal-free nickel catalysts to generate a hydrogen-rich gas from gas mixtures containing carbon monoxide and water, such as water-containing syngas mixtures, where the nickel may exist in either a supported or a bulk s... | 09/18/2007 |
| 7267811 | Fuel reformer catalyst and absorbent materials Materials that are useful for absorption enhanced reforming (AER) of a fuel, including absorbent materials and catalyst materials, and methods for using such materials for the conversion of carbon-based fuels to a H2-rich product gas. The materials can be... | 09/11/2007 |
| 7264788 | Fuel reformer catalyst and absorbent materials Materials that are useful for absorption enhanced reforming (AER) of a fuel, including absorbent materials and catalyst materials and methods for using the materials. The materials can be fabricated by spray processing. The use of the materials in AER can produce a ... | 09/04/2007 |
| 7261064 | System and method for reducing emission from a combustion engine A combustion engine system comprises a plurality of cylinders configured to combust a mixed fuel to produce an exhaust gas and at least one reforming cylinder configured to receive a first portion of a fuel and deliver a reformed hydrogen-containing gas. The hydroge... | 08/28/2007 |
| 7261748 | Portable hydrogen source A man portable hydrogen source, the source comprising one or more hydrogen generating elements (2), an ignition control system (3) and a pressure vessel (1). Each hydrogen generating element comprises a pellet holder (7) provided with one... | 08/28/2007 |
| 7259286 | Attrition resistant bulk iron catalysts and processes for preparing and using same An attrition resistant precipitated bulk iron catalyst is prepared from iron oxide precursor and a binder by spray drying. The catalysts are preferably used in carbon monoxide hydrogenation processes such as Fischer-Tropsch synthesis. These catalysts are suitable fo... | 08/21/2007 |
| 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 |
| 7247599 | Preferential oxidation catalyst and process for preparing the same Disclosed is a process for preparing a stable PROX reaction catalyst, comprising the steps of (a) preparing a catalyst platinum supported on alumina; (b) calcinating the catalyst from step (a) at 300˜600° C. for 2˜4 hours; (c) contacting the catalyst obtained fro... | 07/24/2007 |
| 7238333 | High activity water gas shift catalysts with no methane formation A method of reducing an amount of carbon monoxide in process fuel gas in a water gas shift converter with no methane formation. The method includes placing a high activity water gas shift catalyst system into a water gas shift converter; and passing the process fuel... | 07/03/2007 |
| 7179442 | Catalyst formulations containing Group 11 metals for hydrogen generation A method and catalysts and fuel processing apparatus for producing a hydrogen-rich gas, such as a hydrogen-rich syngas are disclosed. According to the method a CO-containing gas, such as a syngas, contacts a water gas shift (“WGS”) catalyst, in the presence of w... | 02/20/2007 |
| 7169376 | Method for making hydrogen using a gold containing water-gas shift catalyst The present invention relates to a method for making hydrogen comprising contacting in a water-gas shift reaction zone a feed comprising carbon monoxide and water under water-gas shift conditions with an effective catalytic amount of a catalyst comprising highly dis... | 01/30/2007 |
| 7160533 | Platinum-ruthenium containing catalyst formulations for hydrogen generation A method and catalysts for producing a hydrogen-rich syngas are disclosed. According to the method a CO-containing gas contacts a water gas shift (WGS) catalyst, optionally in the presence of water, preferably at a temperature of less than about 450° C. to produce ... | 01/09/2007 |
| 7160534 | Platinum-free ruthenium-cobalt catalyst formulations for hydrogen generation A method and catalysts and fuel processing apparatus for producing a hydrogen-rich gas, such as a hydrogen-rich syngas are disclosed. According to the method, a CO-containing gas, such as a syngas, contacts a platinum-free ruthenium-cobalt water gas shift (“WGS”... | 01/09/2007 |
| 7148178 | Combination of a guard bed and a copper-containing catalyst bed A catalyst bed combination comprising a bed of a particulate copper-containing catalyst and, upstream of the catalyst bed, a guard bed in the form of shaped units formed from lead oxide particles and a particulate support material. The guard bed extends the life of ... | 12/12/2006 |
| 7147680 | Hydrogen purification apparatus and method and fuel cell power generation system and method Conventional hydrogen purification apparatuses cannot be used satisfactorily for applications in which much time is required for startup of the apparatus, and the apparatus is repeatedly started and stopped at frequent intervals because of complicated handling. In a... | 12/12/2006 |
| 7090789 | Process and catalyst for treatment of synthesis gas A process for the treatment of synthesis gas to increase content of hydrogen and/or carbon monoxide in the gas comprising the step of contacting the synthesis gas with a catalyst comprising oxides of manganese and zirconium, which metals are present in a molar ratio... | 08/15/2006 |
| 7067453 | Hydrocarbon fuel reforming catalyst and use thereof The subject invention is a catalyst consisting of an oxide or mixed oxide support and bimetallic catalytically active compounds. The supporting oxide can be a single oxide, such as Al2O3; it also can be a mixture of oxides, such as Y2 | 06/27/2006 |
| 7045114 | Method and apparatus for obtaining enhanced production rate of thermal chemical reactions Reactors and processes are disclosed that can utilize high heat fluxes to obtain fast, steady-state reaction rates. Porous catalysts used in conjunction with microchannel reactors to obtain high rates of heat transfer are also disclosed. Reactors and processes that ... | 05/16/2006 |
| 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 |
| 6984371 | Process for catalytic reforming A process for catalytic reforming of a hydrocarbon feed stream containing H2O, CO2, CH4 and CO at levels such that the H2O/CH4 is less than 0.8 and the CO2/CH4 is greater than 0.5 and the f... | 01/10/2006 |
| 6972119 | Apparatus for forming hydrogen A hydrogen producing apparatus comprising: a reforming section having a reforming catalyst which causes a reaction between a carbon-containing organic compound as a feedstock and water; a feedstock supply section for supplying the feedstock to the reforming section;... | 12/06/2005 |
| 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 |
| 6969506 | Methods of conducting simultaneous exothermic and endothermic reactions Integrated Combustion Reactors (ICRs) and methods of making ICRs are described in which combustion chambers (or channels) are in direct thermal contact to reaction chambers for an endothermic reaction. Superior results were achieved for combustion chambers which con... | 11/29/2005 |
| 6967063 | Autothermal hydrodesulfurizing reforming method and catalyst A method for reforming a sulfur-containing carbonaceous fuel in which the sulfur-containing carbonaceous fuel is mixed with H2O and an oxidant, forming a fuel/H2O/oxidant mixture. The fuel H2O/oxidant mixture is brought into contact ... | 11/22/2005 |
| 6949683 | Process for catalytic autothermal steam reforming of alcohols The invention relates to a process for catalytic autothermal steam reforming of alcohols having two or more carbon atoms by directing a preheated educt or reactant mixture of the alcohols, oxygen and water or steam over a catalyst. The process is conducted in an adi... | 09/27/2005 |
| 6946111 | Short contact time catalytic partial oxidation process for recovering sulfur from an H2S containing gas stream A process for removing sulfur from a H2S-containing gas stream is disclosed. A preferred embodiment of the process comprises incorporating a short contact time catalytic partial oxidation reactor, a cooling zone, and a condenser into a conventional refine... | 09/20/2005 |
| 6946016 | PSA sharing Contemplated configurations and methods include a hydrogen pressure swing adsorption unit that receives a feed gas comprising a hydrogen production stream and a non-recycled hydrogen-containing waste stream. ... | 09/20/2005 |
| 6942842 | Process for the desulfurization of CO gas The present invention provides a process for the preparation of carbon monoxide gas (CO gas) that is free of sulfur compounds to the greatest possible extent and a process to use that gas in chemical syntheses, for example, for the synthesis of phosgene from carbon ... | 09/13/2005 |
| 6932958 | Simplified three-stage fuel processor A fuel processor for producing a hydrogen-rich product gas suitable for direct use in fuel cell applications includes a housing, an annular shift/methanator reactor vessel at least one reactor vessel wall disposed within the housing and forming an outer annular spac... | 08/23/2005 |
| 6926880 | Methanol reforming catalyst having a reduced volume shrinkage A methanol reforming catalyst containing passivated copper and zinc oxide and/or alumina can be prepared by (1) precipitating or spray-drying a mixture of catalyst precursor components dissolved or suspended in a diluent in order t... | 08/09/2005 |
| 6923948 | Combined heat and power plant and a process for the operation thereof The invention provides a combined heat and power plant with an integrated gas production system. The combined heat and power plant contains a steam reformer heated with a gas burner which converts a mixture of hydrocarbons and water vapour into a reformate gas strea... | 08/02/2005 |
| 6919066 | Preparation of catalysts having low volume shrinkage Catalysts containing passivated copper and zinc oxide and/or alumina are prepared by (1) precipitating a mixture of catalyst precursor components dissolved or suspended in a diluent with anion-containing precipitating agents, washing and drying to form ... | 07/19/2005 |
