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7621972 |
Method and apparatus for discharging slag from gasification reactors
A method and device for evacuating ash and slag from reactors for pressure gasification of fuels, said fuels including coals of various ranks, cokes or ash-containing liquids or liquid-solid...
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7575613 |
Method and apparatus for producing methane from carbonaceous material
A method for producing methane ( 69 ) from a carbonaceous ( 22 ) material includes conveying pulverized carbonaceous material ( 28 ) entrained in an inert carrier fluid, such as carbon dioxide ( 36...
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7556659 |
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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7402188 |
Method and apparatus for coal gasifier
A method and apparatus for efficiently forming a gaseous material from a solid starting material. The produced gaseous material includes a CGE HHV having a high percentage of an original HHV of the...
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7282189 |
Production of hydrogen and removal and sequestration of carbon dioxide from coal-fired furnaces and boilers
Methods for reducing and eliminating carbon dioxide from the emissions of solid fuel fired power plants, particularly coal fired power plants, and to sequester the carbon dioxide, typically by...
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7267698 |
Method for producing hydrogen
The invention is a method for producing hydrogen using a generator, heating the vessel that is part of the generator, loading waste comprising steel into the heated vessel, melting the loaded waste...
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7241323 |
Pyrolysis process for producing fuel gas
Solid waste resource recovery in space is effected by pyrolysis processing, to produce light gases as the main products (CH 4 , H 2 , CO 2 , CO, H 2 O, NH 3 ) and a reactive carbon-rich char as the...
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7169197 |
Pyrolysis processing for solid waste resource recovery
Solid waste resource recovery in space is effected by pyrolysis processing, to produce light gases as the main products (CH 4 , H 2 , CO 2 , CO, H 2 O, NH 3 ) and a reactive carbon-rich char as the...
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7141085 |
Refractory protected replaceable insert
The refractory protected, replaceable insert for a gasifier includes a replaceable floor edge insert that is formed with a predetermined mating profile that is complementary to a finished mating...
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7077878 |
Method for gasifying organic materials and mixtures of materials
The aim of the invention is to provide a method for gasifying organic materials which is simple to carry out and requires minimal equipment and which produced an undiluted gas of high calorific...
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7037473 |
Device for gasifying combustible materials, residues and waste materials containing carbon
An appliance for the gasification of carbon- and ash-containing fuel, residual and waste materials using an oxygen-containing oxidizing agent at temperatures above the melting point of the...
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6960234 |
Multi-faceted gasifier and related methods
A gasifier is disclosed combining a fixed bed gasification section where coarse fuel is gasified and an entrained flow gasification section where fine fuel is gasified. The fixed bed section...
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6913632 |
Gasifiers with non radial tuyeres
A gasifier for the manufacture of producer gas has a chamber ( 10 ) for the combustion of material, the chamber ( 10 ) being provided with a plurality of tuyeres ( 30 ) for the introduction of...
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6911057 |
Apparatus for converting coal into fuel cell quality hydrogen and sequestration-ready carbon dioxide
An apparatus for burning coal to produce substantially pure hydrogen for use in fuel cells, together with “sequestration ready” carbon dioxide and a stream of oxygen depleted air for powering...
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6830597 |
Process and device for pyrolysis of feedstock
The subject invention pertains to unique and advantageous systems for gasifying and/or liquefying biomass. The systems of the subject invention utilize a unique design whereby heat from a...
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6827912 |
Gasification reactor vessel
The invention relates to a reactor vessel and method for the gasification of carbon-containing fuel, residual and waste materials using an oxygen-containing oxidizing agent and in a reaction...
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6827751 |
Thermodynamic accelerator/gasifier
An apparatus which is capable of supporting a process for gasifying a variety of hydrocarbon-containing materials. The resulting hydrogen-containing gas is suitable for use in various combustion...
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6824575 |
Integrated coal gasification combined cycle power generator
Embodiments of the invention provide an IGCC which achieves improved plant thermal efficiency by using a cooling steam supply system that cools the high-temperature sections of the gas turbine 34...
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6746497 |
Waste incineration disposal method
A waste is dry-distilled in a gasification furnace and generated combustible gas is combusted in a combustion furnace. A temperature in the combustion furnace is set to be substantially constant at...
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6669917 |
Process for converting coal into fuel cell quality hydrogen and sequestration-ready carbon dioxide
A process for burning coal to produce substantially pure hydrogen for use in fuel cells, together with “sequestration ready” carbon dioxide and a stream of oxygen depleted air for powering gas...
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6648931 |
Configuration and process for gasification of carbonaceous materials
A turbine produces in an improved gasification process a stream of pressurized air, which is cooled and further compressed by a cooler and booster/compressor. The cooled and compressed air is...
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6312483 |
Method of and apparatus for producing combustible gases from pulverized solid fuel
Combustible gases from pulverized solid fuel are generated by semi-coking the pulverized solid fuel in a reactor in the absence of oxygen to produce a solids stream that includes carbonaceous...
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6312482 |
Steam generator for gasifying coal
A combined, integral steam generator coal gasifier includes a vertically elongated, all welded, gas tight enclosure with a burner zone having a double pitch sloping furnace floor and a slag tap...
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6051195 |
Synthesis gas heat exchanger unit
The present invention pertains to a synthesis gas heat exchanger unit with one synthesis gas radiant cooler (1), two synthesis gas convection coolers (23), one crude gas-clean gas heat exchanger...
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5955039 |
Coal gasification and hydrogen production system and method
A system and method generates electricity and co-produces a hydrogen flow from coal. The electricity is generated by a turbine with a topping combustor and a solid oxide fuel cell ("SOFC") reacting...
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5895508 |
Down-flow moving-bed gasifier with catalyst recycle
The gasification of coal and other carbonaceous materials by an endothermic gasification reaction is achieved in the presence of a catalyst in a down-flow, moving-bed gasifier. Catalyst is removed...
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5861046 |
Method of recovering energy, and a reactor therefor
There is described a method of recovering energy and/or combustible gas by thermally gasifying fuel during its partial combustion, wherein the fuel and an oxygen-containing gas are delivered to a...
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5855631 |
Catalytic gasification process and system
A catalytic gasification process and system for producing medium grade BTU gas including a gasification reactor having an inner air gasification zone, an outer steam gasification zone, a synthetic...
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5803936 |
Reactor for the continuous production of a flammable gas
A gasification reactor comprising of a slow turning rotation chamber (1) with tapered end pieces (7) and sealed by stationary closures (8, 9). The chamber is divided by rings (3, 3') into three...
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5782032 |
Coal gasification furnace with a slag tap hole of specific shape
A coal gasification furnace includes a gasification chamber for producing therein a burnable gas from coal, a burner arranged on a side wall of the gasification chamber so as to inject coal and an...
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5776212 |
Catalytic gasification system
A catalytic gasification system for producing medium grade BTU gas including a gasification reactor having an inner air gasification zone, an outer steam gasification zone, a synthetic coal...
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5772708 |
Coaxial coal water paste feed system for gasification reactor
A system for feeding a coal-water paste material coaxially upwardly through a feed nozzle assembly into a pressurized fluidized bed reactor having a lower portion and a larger diameter upper...
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5755838 |
Coal gasifier and using method thereof
A coal gasifier has an inner wall surface made by metal of an inlet part of a heat recovery vessel, the inlet part having a inner cooling mechanism, and gas for peeling deposits on the inner wall...
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5725615 |
Entrained bed coal gasification reactor and method of gasifying coal
According to the apparatus and method, combustible gas having a stable composition can be formed even if the load is charged. Burners are provided in the upper and the lower regions of an entrained...
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5695532 |
Integrated carbonaceous fuel drying and gasification process and apparatus
This invention provides a process and apparatus for gasifying a particulate solid carbonaceous fuel with a high moisture content, the process comprising: introducing the fuel into one or more...
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5676713 |
Method of fuel gasification and an apparatus for performing such a method
In fuel gasification, particles of, for example, coal and an oxidant are supplied to a reactor, where the coal particles are gasified. The gas thus produced may contain molten slag entrained...
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5672184 |
Pulse detonation device for coal gasification
A coal gasification system has a pulse detonation device. The pulse detonation device is employed to discharge hot exhaust pulses into the coal gasifier. Also, a pulse detonation device discharges...
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5630853 |
Coal slagging gasifier
A coal slagging gasifier has a gasifying vessel over a quenching chamber partly filled with water below the surface of which a wall of a cylindrical, metal shield dips. The gasifying vessel has a...
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5624469 |
Method and apparatus for recovering heat from solid material separated from gasification or combustion processes
Heat is recovered from the hot solids discharged from the combustion chamber of a fluidized bed reactor. Hot solid particles as a result of combustion are removed either in the form of ash, or...
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5622534 |
High performance, multi-stage, pressurized, airblown, entrained flow coal gasifier system
A high performance, multi-stage, pressurized, airblown, entrained flow coal gasifier system and a method of operating such a gasifier system for generating therewithin fuel gas from coal. The...
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5618321 |
Pyrolysis gasifier with inner sleeve member
A pyrolysis gasifier includes a first auger (26) which moves carbon from a carbon collection tank (24) through an air lock valve (30) to a carbon holding tank (28). The gasifier includes an inner...
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5554202 |
Gasifier monitoring apparatus
Method and apparatus for deslagging a gasifier's combustion chamber which has accumulated a residual solidified slag as a result of the fuel being combusted. The gasifier is provided with means for...
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5531798 |
Eliminating ash bridging in ceramic filters
In the filtering of high temperature (e.g. greater than 400° C.) and high pressure (e.g. greater than 5 bar) gas--such as produced by pressurized fluidized bed combustion or gasification of...
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5512070 |
Two stage carbonizer
A two stage carbonizer places as much heat as possible into the gas streams entering the carbonizer to drive off volatile matter and reduce tars and oils by thermal cracking which is enhanced by...
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5458859 |
Device for removing heavy metals and slags from synthesis gas produced from refinery wastes
A device for removing heavy metals and slags from synthesis gas produced from refinery wastes includes a gas deflecting device (3, 4), in which the hot synthesis gas, flowing vertically in the...
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5445658 |
Gasification apparatus for a finely divided combustible material
The gasification apparatus for gasification of finely divided combustible material under pressure includes a gasification reactor which produces a crude gas, a quenching pipe and a...
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5425791 |
Circular slag tap for a gasifier
A slag tap system for a pressurized gasifier system that includes a reaction vessel and a pressure vessel in surrounding relation to the reaction vessel. The slag tap system includes a slag tap...
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5389117 |
Cross flow char fuel gas producers
Reacted gas manifolds and reactant gas manifolds are added to the char fuel reaction chamber of a char fuel gas producer in order to create a flow of gas across the direction of motion of the solid...
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5318602 |
Fuel gas generator for lean gas generation
A fuel gas generator for lean gas generation by gasification of organic, inorganic, or fossil fuel substances. The triple shell structure of the generator includes a frame casing, a shaft jacket,...
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5251575 |
Installation for cooling hot, dust-charged gas in a steam generator, and a process for operating said installation
The installation comprises a steam generator, which consists of a first heat exchanger (50) and two second heat generators (53, 54). The first heat exchanger (50) is a radiant heat exchanger, in...
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