Class 48/201 - Coal and oil

Subclass of Class 48 - Gas: heating and illuminating
Definition: Processes for making and combining coal and olefiant gases.
No. of patents: 27
Last issue date: 08/21/2007

Number	Title	Issue Date
7258841	Reactor for gasifying granular fuels that form a fixed bed The inventive reactor contains a fixed bed into whose lower area an oxygen-containing gasifying agent is introduced. Said gasifying agent moves upwards in the fixed bed. Product gas containing hydrogen and carbon monoxide is guided out of the reactor over the fixed ...	08/21/2007
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
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
5735917	Method of promoting carbonization in the door region of a coke oven and oven door therefor A gas passage is formed on the inner surface of an oven door of a coke oven. Combustible gas which is generated during carbonization of coal in the coke oven is introduced into the passage, an oxygen-containing gas is introduced into the gas passage from ...	04/07/1998
5224432	Method for retorting organic matter A method of retorting organic matter including the steps of advancing the organic matter through a chamber in the absence of oxygen, sensing the temperature in the chamber at a plurality of locations along the length of the chamber, individually adjusting...	07/06/1993
4808386	Partial oxidation of sulfur-containing solid carbonaceous fuel A process for the simultaneous partial oxidation and desulfurization of an ash-containing solid carbonaceous fuel comprising (basis solid fuel) 0.2 to 8.0 wt. % sulfur and 0.1 to 30 wt. % of silicate compounds for the production of gaseous mixtures compri...	02/28/1989
4801438	Partial oxidation of sulfur-containing solid carbonaceous fuel A process for the simultaneous partial oxidation and desulfurization of an ash-containing solid carbonaceous fuel comprising (basis solid fuel) 0.2 to 6.0 wt. % sulfur and 0.1 to 30 wt. % of silicate compounds for the production of gaseous mixtures compri...	01/31/1989
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
4472264	Process for converting solid carbonaceous materials to methane Process for converting solid carbonaceous materials to methane, comprising (a) converting the carbonaceous material by means of a reducing gas at 300°-500° C. to a semi-oily phase adapted to be pumped and atomized, (b) heating falling droplets of said s...	09/18/1984
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
4309198	Method of converting liquid and/or solid fuel to a substantially inerts-free gas The invention relates to the conversion of fuel (solid and/or liquid) to reducing and/or synthesis gas by contacting the fuel in a fluidized conversion bed (13) with a solid oxygen donor (e.g. CaSO4) at a fuel conversion temperature (e.g. 850°...	01/05/1982
4306960	Coal liquefaction and oil upgrading process to obtain maximum yield of distillate A portion of higher O2 content lignite or brown coal is mixed with bituminous coal to provide exothermic conditions and reduce extraneous heat to the liquefaction reactor. In addition, with a crude oil carrying stream for the coal to the reacto...	12/22/1981
4303495	Recovery of liquid and gaseous hydrocarbons from raw materials containing hydrocarbons such as oil shale and coal Recovering liquid and gaseous hydrocarbons from solid raw materials containing hydrocarbons such as oil shale or coal by treating with a solvent oil at a temperature of 610° K.-690° K. and under pressure in the presence of hydrogen. The oil solvent is i...	12/01/1981
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
4205962	Process for gas cleaning with reclaimed water Dispersions comprising water and particulate solids i.e. carbon and ash are produced in at least one gas cooling or scrubbing zone by quench cooling or scrubbing, or both the raw gas stream from a partial oxidation gas generator with water. Advantageously...	06/03/1980
4205963	Process for gas cleaning with reclaimed water and apparatus for water reclamation Dispersions comprising water and particulate solids i.e. carbon and ash are produced in at least one gas cooling or scrubbing zone by quench cooling or scrubbing the raw gas stream from a partial oxidation gas generator with water. The dispersions are res...	06/03/1980
4146369	Process for gas production from solid fuels A single reactor is used for gasifying solid fuels of a wide range of particle sizes without first comminuting the particles to a common size. The larger particles are gasified on a fixed bed, and the smaller ones are gasified on a fluidized bed. In the r...	03/27/1979
4141696	Process for gas cleaning with reclaimed water and apparatus for water reclamation Dispersions comprising water and particulate solids i.e. carbon and ash are produced in at least one gas cooling or scrubbing zone by quench cooling or scrubbing the raw gas stream from a partial oxidation gas generator with water. The dispersions are res...	02/27/1979
4141695	Process for gas cleaning with reclaimed water Dispersions comprising water and particulate solids i.e. carbon and ash are produced in at least one gas cooling or scrubbing zone by quench cooling or scrubbing, or both the raw gas stream from a partial oxidation gas generator with water. Advantageously...	02/27/1979
4113602	Integrated process for the production of hydrocarbons from coal or the like in which fines from gasifier are coked with heavy hydrocarbon oil Char fines produced by the gasification of coal or other carbonaceous solids are coked in the presence of heavy hydrocarbon oils, preferably 1000° F.+ bottoms products from a coal liquefaction process, to produce gaseous products, liquids, and larger cok...	09/12/1978
4077866	Process for producing low-sulfur liquid and solid fuels from coal An improved process for the conversion of coal to low-sulfur products is disclosed wherein coal is heated with a liquid phase coal dissolution solvent, which is preferably a heavy aromatic petroleum solvent, in the presence of a solid, sulfur scavenger su...	03/07/1978
4039425	Method for preparing a coal slurry substantially depleted in mineral-rich particles A slurry of coal solids or similar carbonaceous material substantially depleted in mineral-rich particles is prepared for delivery to any desired place of use by introducing particulate coal and a suitable carrier liquid into a slurry preparation zone; pa...	08/02/1977
3980451	Gasification process A process for the gasification of carbonaceous materials to produce a high B.T.U. gaseous product is disclosed. The process includes the partial oxidation of a fluid hydrocarbon to produce a gaseous mixture of carbon monoxide and hydrogen, followed by con...	09/14/1976
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
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

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Class 48/201 - Coal and oil