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8790618 |
Systems and methods for initiating operation of pressure swing adsorption systems and hydrogen-producing fuel processing systems incorporating the same
Pressure swing adsorption (PSA) assemblies with optimized startup times, as well as to hydrogen-generation assemblies and/or fuel cell systems containing the same, and methods of operating the...
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8790428 |
Method and device for producing synthesis gas from biomass
A method and a device for producing synthesis gas from biomass, wherein the biomass is decomposed into pyrolysis coke and pyrolisis gas in at least one pyrolisis reactor, the pyrolysis coke is...
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8790546 |
Solid fuel volatilization to produce synthesis gas
A method comprising contacting a carbon and hydrogen-containing solid fuel and a metal-based catalyst in the presence of oxygen to produce hydrogen gas and carbon monoxide gas, wherein the...
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8783036 |
System for cooling syngas
A system includes a syngas cooler configured to cool a syngas. The syngas cooler includes a first syngas cooler section configured to cool the syngas and a second syngas cooler section configured...
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8784516 |
Process for the production of hydrogen with intermediate-pressure purging
This invention relates to a process for the production of hydrogen from a hydrocarbon feedstock and water vapor comprising: A stage for the production of a synthetic gas in a vapor reforming unit...
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8784515 |
In-situ coke removal
A process of catalytic partial oxidation of a hydrocarbon fuel with an oxidant to produce partially-oxidized reaction products including hydrogen, with simultaneous in-situ coke removal. The...
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8778037 |
Process of scrubbing volatiles from evaporator water vapor
A process is provided where a waste stream is directed to an evaporator that produces a vapor having volatile compounds. The vapor including the volatile compounds is directed through a vapor...
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8778038 |
Method for controlling the peak temperature of a fluid gasification zone
A method for controlling the peak temperature of a fluid gasification zone used for the gasification of carbonaceous materials to a syngas. Pulsed oxygen is used to control the peak temperature of...
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8772556 |
Bio-oil production with optimal byproduct processing
A process and system for the conversion of biomass under high severity in the presence of a catalyst to produce a bio-oil, olefins, methane, and carbon monoxide (CO). The methane and/or CO can be...
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8771388 |
Method to produce methane rich fuel gas from carbonaceous feedstocks using a steam hydrogasification reactor and a water gas shift reactor
A method for producing high levels of methane based on a combination of steam hydrogasification and a shift reactor is provided. Hydrogen produced by the shift reactor can be recycled back into the...
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8771636 |
Chemical processes and reactors for efficiently producing hydrogen fuels and structural materials, and associated systems and methods
Chemical processes and reactors for efficiently producing hydrogen fuels and structural materials and associated systems and methods. A representative process includes dissociating a hydrogen donor...
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8764856 |
Decoupled fluidized bed gasifying method and gasifying apparatus of solid fuel
The invention relates to a solid fuel decoupled fluidized bed gasifying method and a gasifying apparatus. By physically separately performing drying and pyrolyzing of fuel, gasification of char,...
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8764860 |
System and method for gasification
A system includes a gasification vessel configured to receive a fuel and an oxidizer. The system also includes a gasifier disposed in the gasification vessel. The gasifier is configured to...
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8765017 |
Gasification systems and associated processes
Gasification systems and associated processes are disclosed herein. In one embodiment, a gasification process includes simultaneously supplying a carbonaceous material and steam to a gasifier, the...
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8758459 |
Reforming apparatus and method
A multiple adiabatic bed reforming apparatus and process are disclosed in which stage-wise combustion, in combination with multiple reforming chambers with catalyst, utilize co-flow and cross-flow...
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8753411 |
Methods for reforming carbonaceous matter using a high temperature reformer
A method of gasifying organic materials (carbonaceous compounds) such as coal and fossil fuel and their mixtures including gasifying wastes into syngas, and an apparatus thereof. The apparatus is...
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8747498 |
Hydrogen generator and fuel cell system comprising the same
A hydrogen generator of the present invention includes a reformer (16) for generating a hydrogen-containing gas through a reforming reaction using a raw material; a combustor (102a) for heating the...
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8747496 |
Compact fuel processor
A fuel processor for producing a hydrogen-containing product stream from a fuel stream and an oxidant stream, comprises a mixing tube from which the combined fuel and oxidant stream is directed...
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8741181 |
Method and apparatus for treating a raw UCG product stream
This invention relates to a method and apparatus for treating a raw product stream (raw synthesis gas/raw syngas) generated by underground coal gasification (UCG). In one aspect, the invention...
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8741179 |
Process and equipment for reforming gasification gas
Reforming of a gasification gas is performed by supplying both a tar-containing gasification gas and oxygen to a reforming furnace and burning a part of the gasification gas to heat an inside of...
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8734547 |
Processes for preparing a catalyzed carbonaceous particulate
Processes are provided for preparing a substantially free-flowing alkali metal gasification catalyst-loaded carbonaceous particulate suitable for use as a feedstock for the production of gaseous...
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8734549 |
Method for gasifying solid fuel with unified gas purification and gasifier using said method
A gasification process is divided into three processes: a gasification furnace for carrying out gasification process by pyrolysis and gasification (pyrolysis gasification phase, first process), a...
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8734548 |
Processes for preparing a catalyzed coal particulate
Processes are provided for preparing a substantially free-flowing alkali metal gasification catalyst-loaded coal particulate suitable for use as a feedstock for the production of gaseous products,...
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8734546 |
Geothermal energization of a non-combustion chemical reactor and associated systems and methods
Systems and methods for heating a non-combustion chemical reactor with thermal energy from a geothermal heat source are described. A working fluid is directed from the geothermal heat source to the...
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8734682 |
Process for preparing fuel solids for gasification
The invention provides a process that comminutes fuel solids in a steam-driven shear field, with controlled water content and optionally a catalyst, with gasification of the free-standing or slurry...
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8728180 |
Plasma-catalyzed, thermally-integrated reformer for fuel cell systems
A reformer is disclosed in one embodiment of the invention as including a channel to convey a preheated plurality of reactants containing both a feedstock fuel and an oxidant. A plasma generator is...
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8728182 |
Processes for hydromethanation of a carbonaceous feedstock
The present invention relates to processes for preparing gaseous products, and in particular methane, via the hydromethanation of carbonaceous feedstocks in the presence of steam, carbon monoxide,...
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8728183 |
Processes for hydromethanation of a carbonaceous feedstock
The present invention relates to processes for preparing gaseous products, and in particular methane, via the hydromethanation of a carbonaceous feedstock in the presence of steam, syngas, a...
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8721750 |
Hydrocarbon synthesis and production onboard a marine system using varied feedstock
A process for producing hydrocarbon products onboard a marine vessel for carbonaceous feedstock includes the steps gasification of the feedstock in a thermal conversion plant connected to an...
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8715380 |
System and method for dual fluidized bed gasification
A method for deep desulfurization of synthesis gas comprising introducing carbonaceous material and optionally steam into a gasifier comprising a heat transfer media, extracting a first heat...
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8709965 |
Process for preventing polymerization of cracked volatile products during pyrolysis and gasification
The present invention is directed towards a process of preparing a catalyzed carbonaceous material and preventing polymerization of cracked volatile products during pyrolysis or gasification of...
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8702823 |
Hydrogen generation apparatus, fuel cell system and method of shutting down hydrogen generation apparatus
A method of shutting down a hydrogen generation apparatus for limiting degradation in a catalyst due to dew condensation at the time of shutdown is provided. The method of shutting down the...
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8701395 |
Reformer
An exhaust gas treating system for a gasoline engine, comprising an exhaust gas manifold comprising an annular reforming catalyst mounted within an annular housing and fuel supply means in direct...
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8696935 |
Process for reforming hydrocarbons
The invention relates to a process for the production of synthesis gas from a hydrocarbon feedstock, wherein the entire hydrocarbon feed is passed through a radiant furnace, heat exchanger reformer...
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8696775 |
Conversion of C—O—H compounds into hydrogen for power or heat generation
Methods are disclosed for generating electrical power from a compound comprising carbon, oxygen, and hydrogen. Water is combined with the compound to produce a wet form of the compound. The wet...
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8696772 |
Steam reforming fuel processor, burner assembly, and methods of operating the same
Systems and methods for producing hydrogen gas with a fuel processing system that includes a hydrogen-producing region that produces hydrogen gas from a feed stream and a heating assembly that...
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8696771 |
Compact integrated combustion reactors, systems and methods of conducting integrated combustion reactions
A compact integrated combustion reactor is described. In a preferred embodiment, the combustion catalyst is disposed in a staggered configuration such that the hot spot in an adjacent endothermic...
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8690974 |
Hydrogen generators
A pyrolytic hydrogen generator comprising a pressure vessel containing a plurality of cardboard receptacles for the thermally decomposable hydrogen generating material and an associated ignition...
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8691115 |
System and method for controlling char in biomass reactors
A system and process for modulating the carbon content of ash produced by a biomass gasification process, for example, to selected levels chosen by an operator, through the controlled injection of...
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8690977 |
Garbage in power out (GIPO) thermal conversion process
A system for gasifying a carbonaceous feedstock, such as municipal waste, to generate power includes a devolatilization reactor that creates char from the feedstock and a gasifier that creates a...
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8685121 |
Combined gasification and vitrification system
An optimized gasification/vitrification processing system having a gasification unit which converts organic materials to a hydrogen rich gas and ash in communication with a joule heated...
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8679450 |
Process to prepare a hydrogen rich gas mixture
Process to prepare a hydrogen rich gas mixture from a halogen containing gas mixture comprising hydrogen and at least 50 vol. % carbon monoxide, on a dry basis, by contacting the halogen containing...
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8679439 |
Process for producing ammonia from biomass
This invention provides a process for making ammonia from biomass. The biomass may be first reacted with oxygen and steam to generate a biosyngas comprising hydrogen (H2) and carbon monoxide (CO)...
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8680163 |
System and method for providing an integrated reactor
A system and method for providing an integrated indirectly fired reactor and steam generator are disclosed. According to one embodiment, the reactor comprises an indirect heating zone heating water...
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8673220 |
Reactors for conducting thermochemical processes with solar heat input, and associated systems and methods
Reactors for conducting thermochemical processes with solar heat input, and associated systems and methods. A representative system includes a reactor having a reaction zone, a reactant source...
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8673036 |
Quench chamber assembly for a gasifier
A gasifier includes a combustion chamber in which a fuel is burned to produce a syngas and a particulated solid residue. A quench chamber having a liquid coolant is disposed downstream of the...
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8673035 |
Solar-thermal reaction processing
In an embodiment, a method of conducting a high temperature chemical reaction that produces hydrogen or synthesis gas is described. The high temperature chemical reaction is conducted in a reactor...
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8673181 |
Systems and methods for starting up a gasifier
Systems and methods for starting a gasifier are provided. In the method, a heated start-up medium can be fed to a gasifier operating at a first temperature. Heat can be transferred from the heated...
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8668753 |
Two stage process for converting biomass to syngas
A two stage conversion process for converting biomass to a syngas, wherein the first stage is a gasification stage and the second stage is a combustion stage.
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8652224 |
Hydrogen generator, fuel cell system and their operating methods
A hydrogen generator (4) includes: a reformer (5) which is supplied with a raw material to generate a hydrogen-containing gas through a reforming reaction; a first gas supplying unit (1) which...
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