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8163047 Methods and apparatus for cooling syngas in a gasifier  
A method of cooling hot fluid flowing through a chamber is provided. The method includes channeling cooling fluid through at least one cooling tube that extends through a passage of the chamber,...
8137422 Steam-hydrocarbon reforming with reduced carbon dioxide emissions  
A process for producing a hydrogen-containing product gas with reduced carbon dioxide emissions compared to conventional hydrogen production processes. A hydrocarbon and steam are reformed in a...
8118895 Method and apparatus for refueling existing natural gas combined cycle plant as a non-integrated gasification combined cycle plant  
A process of generating power utilizing a low level heat from a raw syngas produced in a quench gasifier is disclosed. The process includes a first stage that includes: producing raw syngas at the...
8101141 Unified fuel processing reactor for solid oxide fuel cell  
A unified fuel processing reactor for a solid oxide fuel cell can reform hydrocarbon-based fuel into hydrogen-rich gas, remove a sulfur component, and convert non-converted fuel and a low carbon...
8080070 Hydrogenation of unsaturated hydrocarbons for syngas production  
A method of hydrogenation of unsaturated hydrocarbons for syngas production is presented. A hydrogenation feed reactor stream is introduced into a hydrogenation reactor, thereby producing a...
8038744 Reduced-emission gasification and oxidation of hydrocarbon materials for hydrogen and oxygen extraction  
A system and process for maximizing the generation of marketable products from a variety of hydrocarbon feedstocks. The hydrocarbon feedstocks are first gasified and then oxidized in a two-chamber...
8038746 Reduced-emission gasification and oxidation of hydrocarbon materials for liquid fuel production  
A system and process are disclosed for the controlled combustion of a wide variety of hydrocarbon feedstocks to produce thermal energy, liquid fuels, and other valuable products with little or no...
8038743 Systems and methods for supercritical water reformation of fuels and generation of hydrogen using supercritical water  
A supercritical water reformer (SCWR) and methods for using supercritical water to convert hydrocarbons, particularly hydrocarbon fuels such as diesel fuel or gasoline, into carbonaceous gases and...
7988752 Hot solids gasifier with CO2 removal and hydrogen production  
A gasifier 10 includes a first chemical process loop 12 having an exothermic oxidizer reactor 14 and an endothermic reducer reactor 16. CaS is oxidized in air in the oxidizer reactor 14 to form hot...
7972394 Selective methanation reactor for reducing carbon monoxide in a reformate stream  
A method of operating a methanation reactor to reduce carbon monoxide concentration in a reformate stream in a fuel cell reformer. The reactor includes a flowpath with a noble metal catalyst...
7938868 Staged system for producing purified hydrogen from a reaction gas mixture comprising a hydrocarbon compound  
The inventive stage system for producing hydrogen consists of at least two upstream/downstream stages, respectively, each of which comprises, optionally, a catalytic reactor (C1 to C5) followed by...
7922781 Hydrogen generation apparatus and method for using same  
A compact hydrogen generator for use with fuel cells and other applications includes a hydrogen membrane reactor having a combustion chamber and a reaction chamber. The two chambers are have a...
7896955 Low temperature solids removal system for gasification  
Disclosed is a process for removing coarse solids and fine solids from a gas, which includes wetting the coarse solids and fine solids in a first chamber thereby separating the coarse solids and...
7875089 Ammonia-based hydrogen generation apparatus and method for using same  
A hydrogen generation apparatus employs a thermocatalytic reactor (60) formed of a top plate (62), a bottom plate (66), and a reactor core (64) disposed between the top an bottom plates. The...
7867301 Pre-reformer  
A pre-reformer comprises a non-electrically conducting gas tight duct and an electrically conducting wire arranged in the duct. The electrically conducting wire is electrically isolated from the...
7867300 Ammonia-based hydrogen generation apparatus and method for using same  
The present disclosure provides teachings relating to ammonia-based hydrogen generation apparatus and associated methods of use. Exemplary methods and apparatus comprise a thermocatalytic hydrogen...
7862633 Method and system for introducing fuel oil into a steam reformer with reduced carbon deposition  
A system and method for creating reformate with decreased carbon deposition. The system is made up of a steam source, a superheater, a fuel injection device, a prereformer, and a reformer with...
7846226 Apparatus for cooling and scrubbing a flow of syngas and method of assembling  
A method of assembling a spray quench apparatus is provided. The method includes coupling a first end of an exit tube to a quench chamber such that the exit tube end is in flow communication with...
7833296 Reduced-emission gasification and oxidation of hydrocarbon materials for power generation  
A system and process for maximizing the generation of electrical power from a variety of hydrocarbon feedstocks. The hydrocarbon feedstocks are first gasified and then oxidized in a two-chamber...
7824455 High activity water gas shift catalysts based on platinum group metals and cerium-containing oxides  
A method of reducing the amount of carbon monoxide in process fuel gas in a feed stream for a fuel cell. The method includes introducing a hydrocarbon feed stream into a primary reactor and...
7810315 LNT regeneration strategy to reduce NOx spike  
Systems and methods are disclosed for ameliorating NOx slip from a lean NOx trap by reducing the amount of hydrocarbons reaching the lean NOx trap during the early stages of, or in a period...
7789920 Supercritical process, reactor and system for hydrogen production  
A reactor, system and method for producing hydrogen features a reactor containing a heating stream channel and a hydrogen channel with a reaction channel positioned there between. A heat transfer...
7776113 Catalysts, reactors and methods of producing hydrogen via the water-gas shift reaction  
The reaction of carbon monoxide with steam over an alkali-modified ruthenium-on-zirconia catalyst has been found to yield surprisingly high yields of hydrogen gas at relatively low temperatures....
7666237 Reformate cooling system and method for use in a fuel processing subsystem  
A cooling system (10) is provided for use with a fuel processing subsystem (12) for reducing a level of carbon monoxide in a reformate flow (14) for a proton exchange membrane fuel cell system...
7621973 Methods and systems for partial moderator bypass  
Methods and systems for a gasifier having a partial moderator bypass are provided. The gasifier includes a partial oxidation reactor including an inlet and an outlet and a primary reaction zone...
7610751 Fuel injection before turbocharger  
One concept relates to power generation system, comprising a diesel engine, an exhaust manifold, a turbocharger, and an exhaust line in which are configured a fuel reformer and a LNT. A fuel...
7566351 Process for producing electrical power and potable water from biomass  
The invention comprises, in one form thereof, a technique which allows biomass to be utilized as a fuel for the co-production of electrical power and potable water in a most efficient manner....
7540893 System and method for producing synthesis gas  
A system for producing synthesis gas includes a regeneration zone. The regeneration zone includes a first fluidized bed configured to receive an oxidant for producing a regenerated oxygen transfer...
7527661 Compact devices for generating pure hydrogen  
A hydrogen generator comprising a hydrogen membrane reactor, a fuel supply, a reaction fuel supply line, an air supply, an air supply line, a combustion fuel supply line, a tail gas supply line, a...
7524344 Carbon monoxide adsorption for carbon monoxide clean-up in a fuel cell system  
An apparatus removes carbon monoxide (CO) from a hydrogen-rich gas stream in a hydrogen fuel cell system. CO fouls costly catalytic particles in the membrane electrode assemblies of proton exchange...
7517507 Steam reformer  
The steam reformer has a double-cylinder structure having an inner cylinder and an outer cylinder surrounding the inner cylinder. The inner cylinder contains a high-temperature reaction section and...
7517374 Process for the preparation of a hydrogen-rich stream  
A process for the preparation of a hydrogen-rich stream comprising contacting a process gas containing carbon monoxide and water, the process gas further including dimethyl ether or a dimethyl...
7497882 Method of operating a fuel cell  
A method of generating hydrogen for use in a fuel cell system, which comprises processing a fuel which is essentially free of organic sulfur-containing compounds to produce a hydrogen-containing...
7481859 Process for cooling an exothermic reaction zone and reactor unit  
Process for cooling an exothermic reaction zone by introducing a stream of water and a hydrocarbon-containing stream into a plurality of humidifying tubes extending through a catalytic exothermic...
7455705 Method for the purification of gasification gas  
The invention relates to a method for the purification of gasification gas obtained from a carbonaceous material. The purification is carried out by adding oxygen or an oxygen-containing gas to the...
7452393 Installation for hydrogen production and methods for using same  
An installation and process for producing hydrogen, which includes a purification unit for purifying a hydrogen-rich synthesis gas and for producing hydrogen and a waste gas, along with the...
7386977 Method and apparatus for regenerating NOx adsorbers  
In a method of regenerating a NOx adsorber, the NOx adsorber is used to treat exhaust gases created during the combustion of gaseous fuels in general. Methane is introduced into a reformer or...
7387651 Fuel reforming device and fuel reforming method  
A fuel reforming device for reforming an air-fuel mixture includes a mixing chamber to which fuel and air are introduced and which is composed such that an air-fuel mixture flows upward; a...
7380413 Method and installation for separating a mixture of hydrogen and carbon monoxide  
A method for simultaneously producing hydrogen and carbon monoxide by subjecting synthesis gas to a decarbonation in a decarbonation unit, and to desiccation in a desiccation unit. After the...
7361199 Combined water gas shift reactor/carbon dioxide adsorber for use in a fuel cell system  
An apparatus removes CO from a hydrogen-rich gas stream in a hydrogen fuel cell system. CO fouls costly catalytic particles in the membrane electrode assemblies. Both a catalyst adapted to perform...
7351275 Carbon monoxide production process  
The present invention provides for a process for producing carbon monoxide. A feed gas stream of hydrogen, carbon monoxide and carbon dioxide is directed to a membrane unit which separates the feed...
7341610 Fuel cell system having two reformation reactors and method for operating same  
A fuel cell system includes a fuel cell unit and a gas-generating system containing at least one reforming unit for obtaining a hydrogen-rich reformate from a fuel. It is possible to supply the...
7341609 Reforming and hydrogen purification system  
A reforming and hydrogen purification system operating with minimal pressure drop for producing free hydrogen from different hydrogen rich fuels includes a hydrogen reforming catalyst bed in a...
7303598 Liquid fuel preprocessor  
Apparatus and process for reformulating liquid fuel. In one step of the process the fuel is fractionated into light and heavy fractionates. The light fractionate is then reformed in a steam...
7294157 Carbon monoxide converter  
A carbon monoxide converter whose catalyst temperatures can be precisely controlled even under a high load. The carbon monoxide converter includes shift catalyst beds arranged in tandem for...
7267699 Fuel processing system for reforming hydrocarbon fuel  
A fuel processing system including a filter for reforming a hydrocarbon fuel and its operation is disclosed. The system includes a first chamber for receiving a hydrocarbon fuel and combining it...
7252693 Carbon monoxide conversion process and reactor  
A process and reaction unit for isothermal shift conversion of a carbon monoxide containing feed gas. The process comprises the steps of introducing the feed gas in a reaction unit into reactor...
7238215 Integrated process and installation for the production of synthesis gas  
In an integrated process for the production of synthesis gas, a partial oxidation unit and a steam methane reformer are used to convert natural gas or another fuel to first and second mixtures of...
7217304 Electric power generation with heat exchanged membrane reactor  
This invention is directed to a heat exchanged membrane reactor for electric power generation. More specifically, the invention comprises a membrane reactor system that employs catalytic or thermal...
7160343 Systems and methods for carbon monoxide clean-up  
A fuel cell system comprises a fuel cell stack and a carbon monoxide clean-up system in communication with the fuel cell stack. The carbon monoxide cleanup system comprises a first water gas shift...
Matches 1 - 50 out of 118 1 2 3 >