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| Number | Title | Issue Date |
| 7438785 | Method and device for thermal ablative pyrolysis of biomass A method for the pyrolosis of biomass with the aid of a heating element and a feed for guiding the biomass. During pyrolysis, the heating element and the biomass are pressed against each other at a pressure of 5 bars-80 bars. A device for pyrolysing biomasses, compr... | 10/21/2008 |
| 7438786 | Coke drum discharge system An apparatus including a coke drum for coking hydrocarbon substances, a valve disposed near the bottom of the coke drum, and a discharge conduit for removing coke from the coke drum, wherein the discharge conduit is connected to the valve such that when the valve is... | 10/21/2008 |
| 7270743 | Products produced form rapid thermal processing of heavy hydrocarbon feedstocks The present invention is directed to the upgrading of heavy hydrocarbon feedstock that utilizes a short residence pyrolytic reactor operating under conditions that cracks and chemically upgrades the feedstock. The process of the present invention provides for the pr... | 09/18/2007 |
| 6953517 | Plant for the treatment of residue In order to make it possible for an inhomogeneous residue generated in a pyrolysis plant to be separated continuously and in as fully graded a way as possible, specially selected components are combined with one anther in an advantageous configuration. An essential ... | 10/11/2005 |
| 6666955 | Method and apparatus for reclaiming volatile products and non-volatile residue An improved method and apparatus is disclosed for reclaiming volatile products and non-volatile residue through the pyrolysis of a polymeric material comprising placing the polymeric material in a reactor and establishing an oxygen deficient atmosphere in... | 12/23/2003 |
| 6589395 | Distillation plant with a column and a heat pump The distillation plant comprises a column (1) and a heat pump (4, 5) which operates between a sump vaporizer (3) and an exhaust vapor compressor (2) of the column. The heat pump is substitutable by devices (6, 7) which can be switched to the sump vaporize... | 07/08/2003 |
| 6387221 | Processing method and system to convert garbage to oil Garbage and waste of all types that includes or comprises organic matter, particularly including medical waste, plastics, paper, food waste, animal by-products, and the like, can be economically recycled into petroleum products, including oil. Machinery p... | 05/14/2002 |
| 6365038 | Method of producing combustible products from heavy fuel residue Asphaltene and oil shale are pyrolyzed at substantially atmospheric pressure for producing combustible products and carbonaceous material. A combustor combusts the carbonaceous material and produces flue gases which are supplied to a utilization device, a... | 04/02/2002 |
| 6005149 | Method and apparatus for processing organic materials to produce chemical gases and carbon char The invention provides a practical and efficient method and apparatus for thermally processing organic based raw materials of either primary or secondary (recycled) origin, in order to extract volatile organic vapors and to selectively produce either cond... | 12/21/1999 |
| 5711769 | Process for passivation of reactive coal char A continuous process for treating coal to form stable coal char by passivating the coal and then rehydrating and cooling the product thereof to prevent spontaneous ignition. The process includes the steps of pyrolyzing the coal to vaporize and remove low ... | 01/27/1998 |
| 5632863 | Battery pyrolysis process Used batteries and other material for reclamation and recovery or environmentally safe disposal are transferred from a feed bin by an auger into a crusher and then into a pyrolysis chamber. The feed system excludes air or oxygen from passing through the a... | 05/27/1997 |
| 5605551 | Process for the thermal conversion of biomass to liquids A high conversion of biomass, such as wood, sawdust, bark, or agricultural wastes, to liquids is obtained bypyrolysis at short reaction tines in a reactor capable of high heat transfer rates; the reactor being of the fluidized bed, circulating fluidized b... | 02/25/1997 |
| 5601692 | Process for treating noncaking coal to form passivated char A continuous process for treating a noncaking coal to form stable char. The process includes the sequential steps of drying the coal to remove moisture therefrom and form a dry coal; pyrolyzing the dry coal by progressively heating substantially all of th... | 02/11/1997 |
| 5547548 | Pyrolysis process water utilization A method for reducing the undesirable contaminants in process water produced in pyrolysis of low rank coal. The method uses the process water to quench and rehydrate a char produced by pyrolysis with the contaminants in the waster water being absorbed by ... | 08/20/1996 |
| 5464876 | Process for the recovery of valuable materials during the work-up of polyvinyl chloride Heating of polyvinyl chloride, in particular plasticizer-containing polyvinyl chloride, to a temperature of from 250° to 500° C. in the absence of oxygen gives a low-chlorine, carbon-containing residue, plasticizer and hydrogen chloride.... | 11/07/1995 |
| 5296102 | Dual chamber apparatus for recovery of oil from solid hydrocarbonaceus material A method of and apparatus for recovering oil from solid hydrocarbonaceous terial, such as oil shale, in particulate form using a combustion chamber and a reaction chamber arranged side-by-side and connected by a first passageway extending between the uppe... | 03/22/1994 |
| 4994174 | Process and system for low-temperature carbonization of oil shale, oil sands or similar oil-bearing solids A process and system for low-temperature carbonization of oil shale, oil sands and similar oil-bearing solids includes low-temperature carbonization of oil-bearing solids in a high-pressure fluidized bed reactor in the presence of a substance selected fro... | 02/19/1991 |
| 4859284 | Combined process for the separation and continuous coking of high softening point asphaltenes The present invention relates to a combined process for separating and converting asphaltenes of high molecular weight and high softening point from heavy hydrocarbon material containing asphaltenes by a process that combines a deasphalting method to prod... | 08/22/1989 |
| 4689120 | Apparatus for the recovery of oil from shale An apparatus for the recovery of oil from shale is disclosed in which the shale travels through processing zones on a moving grate. Among the processing zones are a destructive distillation zone and a carbon combustion zone. A conduit is provided for reci... | 08/25/1987 |
| 4619738 | Apparatus for oil shale retorting A cascading bed retorting process and apparatus in which cold raw crushed shale enters at the middle of a retort column into a mixer stage where it is rapidly mixed with hot recycled shale and thereby heated to pyrolysis temperature. The heated mixture th... | 10/28/1986 |
| 4557733 | Formcoke process Green coal is charred in pre- and post- treatment carbonizers, then crushed, mixed with pitch, briquetted, tempered in a tempering oven, recirculated with succeeding green coal to char in a reducing atmosphere through only the latter part of the pre-treat... | 12/10/1985 |
| 4554053 | Method and device for removal of heavy tar from a coke-oven gas during cooling In a method of removing heavy tar produced in a coke oven during the cooling of a coke-oven gas from the coke-oven gas, the heavy tar pieces are crushed in a pulverizer to obtain particles of the size of less than 1 mm. The heavy tar particles are then ra... | 11/19/1985 |
| 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 |
| 4530752 | Oil shale retorting process Oil shale solids are pyrolyzed or retorted by contact with a non-oxidizing recycle gas in a first retorting zone to produce an effluent containing pyrolysis products and pyrolyzed oil shale solids. Liquid and gaseous product hydrocarbons are recovered fro... | 07/23/1985 |
| 4495031 | Treatment of gas condensates The invention makes possible a coking operation largely or completely eliminating waste water by converting the gas condensates obtained from the coking plant by a reverse osmosis process into a permeate which can be recycled to the coking operation, and ... | 01/22/1985 |
| 4475986 | Stable activated carbon process using a moving grate stoker furnace Carbonaceous raw material, such as lignite coal, having first been passed successively through a moving grate stoker furnace, a shaft furnace and a quench chamber is screened so as to remove from the end product substantially all +12 mesh and larger parti... | 10/09/1984 |
| 4463210 | Production of chemical feedstock by the methanolysis of wood A process for the production of ethylene, benzene and carbon monoxide from particulated biomass such as wood by reaction with methane at a temperature of from 700° C. to 1200° C., at a pressure of from 20 psi to 100 psi for a period of from 0.2 to 10 se... | 07/31/1984 |
| 4436588 | Process for devolatilizing devolatilizable fine-grained material by means of hot, fine-grained heat-carrying material Devolatizable fine-grained material which contains hydrocarbons is devolatilized by means of fine-grained solids which have been heated to temperatures of about 500° to 1000° C. The devolatilizable fine-grained material is mixed with the heated solids a... | 03/13/1984 |
| 4417528 | Coal gasification process and apparatus Coal devolatized and partially gasified in a travelling grate reactor is dropped into a shaft furnace to form a downwardly moving stack which moves then downwardly to and through a fixed bed gasifier, wherein it is burned to ash. A gas stream from the tra... | 11/29/1983 |
| 4398998 | Apparatus for recovering energy and useful products from plantain wastes Energy and useful products are recovered from plantain wastes in a self-contained waste treatment plant wherein the raw material waste is charged into a boiler where the same is combusted to produce flue gases containing several organic compounds and dry ... | 08/16/1983 |
| 4395309 | Fractional distillation of hydrocarbons from coal Process and apparatus for recovering volatile distillates from coal, and other solid carbonaceous fuel sources, by heating the top surface of a bilayer of coal formed of an upper layer of recycled coal and a lower layer of green coal, maintaining the lowe... | 07/26/1983 |
| 4388152 | Process for producing blast furnace grade coke, a distillable product and fuel gases from a heavy, high sulfur, crude oil A process for producing a distillable hydrocarbonaceous stream, fuel gases and blast furnace grade coke from a heavy, high sulfur, crude oil by producing delayed coke from at least a portion of the crude oil; crushing at least a portion of the coke to pro... | 06/14/1983 |
| 4373994 | Pyrolysis process and apparatus This invention discloses a process and apparatus for pyrolyzing particulate coal by heating with a particulate solid heating media in a transport reactor. The invention tends to dampen fluctuations in the flow of heating media upstream of the pyrolysis zo... | 02/15/1983 |
| 4366026 | Process for the production of coke or semicoke In the continuous production of coke or semicoke from coal grains and/or fines an inclined air-tight rotating tubular oven is fed with coal grains and/or fines from a hopper. As the coal grains and/or fines progress down the rotating oven they are heated ... | 12/28/1982 |
| 4351702 | Processing of heavy high-sulfur feedstocks A heavy high-sulfur hydrocarbonaceous feedstock is partially delayed coked and partially formcoked. The coke products are screened, with larger particles being calcined at desulfurizing temperatures and smaller particles being recycled to the formcoker. O... | 09/28/1982 |
| 4317703 | Pyrolysis process utilizing pyrolytic oil recycle A pyrolysis process and system produces a solid residue and a clean, enriched fuel gas. In the process, the pyrolytic oil and filter cake are recycled in such a manner as to produce products of optimal value, and to minimize the need for servicing and dow... | 03/02/1982 |
| 4303494 | Continuous reaction/separation method for nucleated growth reactions A solid product resulting from the nucleated growth of the product on solid material of either the same or different composition and having a density higher than the reaction medium is formed from one or more liquid phase reactants by a method which compr... | 12/01/1981 |
| 4270980 | Method for recovering and utilizing heat of coke-oven gas A method for recovering and utilizing heat of coke-oven gas, which comprises: through heat exchange with a high-temperature coke-oven gas generated from a coke oven battery and containing vaporized coal tar, vaporized low boiling point substances and dust... | 06/02/1981 |
| 4256539 | Method of generating gas and coke dust by rapid degasification and rapid vaporization A method of generating gas and coke dust by means of rapid degasification and rapid vaporization, with simultaneous extensive desulfurization, of coal ground into dust. In a first step, one portion of coal is subjected to complete or partial vaporization.... | 03/17/1981 |
| 4243510 | Shale retorting process and apparatus Crushed oil shale is segregated into a major portion of relatively large particles and a minor portion of "fines," such as will pass through 1/8-inch screen openings. The large particles are subjected to retorting in an upflowing bed in countercurrent con... | 01/06/1981 |
