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| Number | Title | Issue Date |
| 7247293 | Process and apparatus for the production of hydrogen and carbon dioxide from the gasification of raw materials A process for the producton of pure syngas (hydrogen and carbon dioxide) by fast gasification of liquid, muddy, or solid raw materials, either produced for the purpose or from industrial processes in which they can not be recycled, or fuels from wastes or biomass, w... | 07/24/2007 |
| 7172737 | Fuel conversion reactor A conversion reactor (10) including an outer shell (12) having first (14) and second (16) ends and an inner surface (16) a primary inner shell (30) extending into the outer shell (12), the primary inner shell (30 | 02/06/2007 |
| 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 (CH4, H2, CO2, CO, H2O, NH3) and a reactive carbon-rich char as the main byproduct. Signifi... | 01/30/2007 |
| 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 value. The inventive method should eliminate the need to use fluid beds ... | 07/18/2006 |
| 6997965 | Method for the gasification of coal A method of the gasification of coal using oxygen and steam is provided wherein the coal is gasified at a temperature of from 1000 to 2500° C. and a pressure of from 1 to 100 kg/cm2 using oxygen generated by electrolyzing water and steam having a tempera... | 02/14/2006 |
| 6929668 | Process for production of hydrogen by partial oxidation of hydrocarbons The invention concerns a method for producing a gas mixture containing hydrogen and carbon monoxide, and optionally nitrogen, from at least a hydrocarbon such as methane, propane, butane or LPG or natural gas, which comprises performing a partial catalytic oxidation... | 08/16/2005 |
| 6790383 | Method of gasifying carbonaceous materials A method of gasifying organic materials (carbonaceous compounds) such as coal, shredded waste tire or waste oil into gaseous fuel, carbon monoxide and hydrogen, and an apparatus therefore are provided. The method comprises the steps of supplying initial fuel gas and... | 09/14/2004 |
| 6676716 | Method and apparatus for treating wastes by gasification A method and apparatus for treating wastes by gasification recovers useful resources including energy, valuables such as metals, and gases for use as synthesis gas for chemical industries or fuel. The wastes are gasified in a fluidized-bed reactor at a re... | 01/13/2004 |
| 6635094 | Soot filter cake disposal The present invention provides a method for the recovery of elemental carbon or soot produced during the partial oxidation reaction of a hydrocarbonaceous fuel and oxygen. An effluent stream of raw synthesis gas or syngas with entrained carbon soot is pro... | 10/21/2003 |
| 5423894 | Partial oxidation of low rank coal Pumpable aqueous slurries of low rank coal e.g. subbituminous coal and lignite having a comparatively high solids content are made by keeping the particles of coal in contact with a non-oxidizing gas e.g. nitrogen and/or CO2 thereby maintaining... | 06/13/1995 |
| 5401282 | Partial oxidation process for producing a stream of hot purified gas A partial oxidation process for the production of a stream of hot clean gas substantially free from particulate matter, ammonia, alkali metal compounds, halides and sulfur-containing gas for use as synthesis gas, reducing gas, or fuel gas. A hydrocarbonac... | 03/28/1995 |
| 5324336 | Partial oxidation of low rank coal Abundant low cost low rank coal may now be gasified by partial oxidation or burned in a furnace or boiler. About 30 to 45 parts by wt. of comminuted low rank coal is mixed and reacted in the reaction zone of a partial oxidation gas generator with a free-o... | 06/28/1994 |
| 4696678 | Method and equipment for gasification of coal A method for the gasification of coal in a fluidized bed gasifier to improve gasification efficiency comprising the steps of introducing coal into the thermal cracking zone of a fluidized bed gasifier, thermally cracking and partially combusting the coal ... | 09/29/1987 |
| 4533463 | Continuous coking of residual oil and production of gaseous fuel and smokeless solid fuels from coal Coal and residual oil are simultaneously processed in a reactor with a combustion zone at the bottom and a fluidized bed on top of it. The residual oil is injected into heat exchange relationship with the top of the fluidized bed where it is cracked with ... | 08/06/1985 |
| 4426809 | Reactor for gasifying solid fuels Solid fuels are gasified in a fixed bed with gasifying agents passed through the fixed bed from below. The gasification residues are withdrawn as solid ash or as liquid slag under the fixed bed. The reactor is charged with solid fuels through a lock chamb... | 01/24/1984 |
| 4306941 | Dry coke quenching apparatus A dry coke quenching process comprises the steps of preheating a coke from a coke oven to a temperature of not lower than 1200° C. by way of burning over its layer a combustible gas mixed with heated air, cooling the coke first to a temperature of not lo... | 12/22/1981 |
| 4289603 | Cryogenic fractionator gas as stripping gas of fines slurry in a coking and gasification process In an integrated coking and gasification process wherein a stream of fluidized solids is passed from a fluidized bed coking zone to a second fluidized bed and wherein entrained solid fines are recovered by a scrubbing process and wherein the resulting sol... | 09/15/1981 |
| 4277365 | Production of reducing gas A reducing gas having a high H2 +CO content and a low H2 O+CO2 content is prepared by gasifying a feed mixture comprising low grade hydrocarbon oil and a high ash solid fuel and a fluxing agent.... | 07/07/1981 |
| 4257782 | Coal gasification process An improvement in the fixed-bed pressure gasification of coal is described. The improvement includes removing at least a portion of the hydrocarbon (e.g., tar) from the raw gaseous fuel produced in the gasification process and introducing the the removed ... | 03/24/1981 |
| 4150953 | Coal gasification power plant and process In an integrated coal gasification power plant, a humidifier is provided for transferring as vapor, from the aqueous blowdown liquid into relatively dry air, both (I) at least a portion of the water contained in the aqueous liquid and (II) at least a port... | 04/24/1979 |
| 4134740 | Method for energy utilization in producing synthesis gas and recovering unconverted carbon The effluent gas stream from a partial oxidation gas generator is scrubbed with water. A dispersion of particulate carbon and water is produced, mixed with a liquid organic extractant, and separated in a decanter. The overhead stream from the decanter, co... | 01/16/1979 |
| 4113445 | Process for the partial oxidation of liquid hydrocarbonaceous fuels The reaction zone of a free-flow refractory lined partial oxidation gas generator is preheated by the complete combustion of fuel gas, supplied by means of a preheat burner, with air at atmospheric pressure. The preheat burner is replaced by the main proc... | 09/12/1978 |
| 4078989 | Coal conversion process A process for the conversion of carbonaceous materials such as coal, tar sands or the like to clean liquid and gaseous fuels.... | 03/14/1978 |
| 4056483 | Process for producing synthesis gases In the production of a synthesis gas comprising carbon monoxide and hydrogen, by a process comprising gasifying a solid fuel under a pressure of about 5-150 bars by a treatment with oxygen and water vapor to produce a water vapor-containing raw gas at a t... | 11/01/1977 |
| 4007017 | Production of clean synthesis or fuel gas An improved continuous partial oxidation process for producing clean synthesis or fuel gas from a hydrocarbonaceous fuel feed is disclosed wherein the effluent gas stream from the reaction zone of the gas generator is simultaneously cooled and cleaned by ... | 02/08/1977 |
| 4007018 | Production of clean synthesis or fuel gas An improved continuous partial oxidation process for producing clean synthesis or fuel gas from a hydrocarbonaceous fuel feed is disclosed wherein hot gases from the process are simultaneously cooled and cleaned by direct contact with hydrocarbon oil. Thu... | 02/08/1977 |
| 4007019 | Production of clean synthesis or fuel gas An improved continuous partial oxidation process for producing clean synthesis or fuel gas and by-product steam from a hydrocarbonaceous fuel feed is disclosed wherein hot gases from the process are simultaneously cooled and cleaned by direct contact with... | 02/08/1977 |
| 3998609 | Synthesis gas generation Production of a gas suitable for use as a fuel or for conversion into a fuel and simultaneous production of a gas saturated with steam suitable for use as feed to a shift conversion zone.... | 12/21/1976 |
| 3998606 | Method and apparatus for manufacturing reducing gas In a method and apparatus for manufacturing reducing gas by utilizing a slag-tap type furnace wherein a solid carbonaceous substance such as coal and coke is charged into the furnace through the top thereof, steam and oxygen or oxygen-rich air are blown i... | 12/21/1976 |
| 3972690 | Gasification process A process for the gasification of oil containing finely dispersed solids, e.g., oil from tar sands, by partial combustion in a hollow reactor is disclosed in which process the gaseous oxidant is introduced into the reactor under flow conditions characteri... | 08/03/1976 |
| 3963457 | Coal gasification process An improvement in the Koppers-Totzek coal gasification system comprises the step of adding cool and clean recycle gas to the product gas as it leaves the gasifier unit, thereby eliminating the use of water sprays to quench the product gas.... | 06/15/1976 |
| 3951617 | Production of clean fuel gas Production of clean fuel gas having a high heating value by means of two interconnected free-flow noncatalytic partial oxidation gas generators. All of the particulate carbon produced in the effluent gas stream from both generators is recovered and burned... | 04/20/1976 |
| 3945942 | Fuel burner and process for gas manufacture A partial oxidation burner and process for the manufacture of synthesis gas, reducing gas and other gas mixtures substantially comprising H2 and CO. A hydrocarbon, oxygen-rich gas and, optionally, H2 O or some other temperature moder... | 03/23/1976 |
