| Patents for C10G 1 - Production of liquid hydrocarbon mixtures from oil shale, oil-sand, or non-melting solid carbonaceous or similar materials, e.g. wood, coal (10,571) |
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| 08/20/1981 | WO1981002305A1 Solvent refining of coal using octahydrophenanthrene-enriched solvent and coal minerals recycle |
| 08/20/1981 | WO1981002304A1 Coal liquefaction process employing octahydrophenanthreneenriched solvent |
| 08/18/1981 | US4284616 Process for recovering carbon black and hydrocarbons from used tires |
| 08/18/1981 | CA1107216A1 Separation of hydrocarbons from oil shales and tar sands |
| 08/18/1981 | CA1107215A1 Emulsion catalyst for hydrogenation processes |
| 08/18/1981 | CA1107214A1 Coal hydrogenation catalyst recycle |
| 08/18/1981 | CA1107213A1 Liquefaction of coal in a non-hydrogen donor solvent |
| 08/18/1981 | CA1107072A1 Integration of stripping of fines slurry in a coking and gasification process |
| 08/12/1981 | EP0033622A1 Coal liquefaction process employing octahydrophenanthrene-enriched solvent |
| 08/12/1981 | EP0033621A1 Solvent refining of coal using octahydrophenanthrene-enriched solvent and coal minerals recycle |
| 08/12/1981 | EP0033620A1 Catalytic production of octahydrophenanthrene-enriched solvent |
| 08/11/1981 | US4283268 Two-stage coal liquefaction process with interstage guard bed |
| 08/11/1981 | US4283267 Staged temperature hydrogen-donor coal liquefaction process |
| 08/11/1981 | CA1106790A1 Denitrification process |
| 08/11/1981 | CA1106789A1 Method of reducing the sludge content of a tailings pond |
| 08/06/1981 | WO1981002233A1 Current mirror circuit |
| 08/04/1981 | US4282103 Method for controlling flocculant addition to tar sand tailings |
| 07/28/1981 | US4280893 Hydrocracking over a fluidized bed of sand or clay |
| 07/28/1981 | US4280892 Process and apparatus for the separation of hydrocarbons from petroleum bearing materials |
| 07/28/1981 | US4280879 Apparatus and process for recovery of hydrocarbons from inorganic host materials |
| 07/28/1981 | CA1105867A1 Oil shale treatment method for the seperation of its volatile constituents, and apparatus therefor |
| 07/28/1981 | CA1105866A1 Tar sands recovery process |
| 07/28/1981 | CA1105864A1 Manufacture of hydrocarbon oils by hydrocracking of coal |
| 07/22/1981 | EP0032420A2 Reclamation of coking wastes |
| 07/21/1981 | US4279739 Process for separating bituminous materials |
| 07/21/1981 | CA1105395A1 Treatment of oily sludge |
| 07/15/1981 | EP0031872A2 Solid/liquid separation through liquid vaporization and condensation, and apparatus therefor |
| 07/14/1981 | US4278530 Process for separating bitumen from a bitumen sand deposit |
| 07/14/1981 | US4278529 Process for separating bituminous materials with solvent recovery |
| 07/14/1981 | US4278443 Polycyclic polycarboxylic acids from oxidized coal, solvent extraction |
| 07/14/1981 | US4278442 Sulfur dioxide treatment |
| 07/14/1981 | CA1104961A1 Process for coal liquefaction |
| 07/14/1981 | CA1104960A1 Process of liquefaction of coal |
| 07/08/1981 | EP0031674A2 Liquefaction of carbonaceous material with hydrogen and naphtha-extracted recycle solvent without heterogenous catalyst |
| 06/30/1981 | CA1104080A1 Two-stage coal liquefaction |
| 06/25/1981 | WO1981001713A1 Fluidized-bed process to convert solid wastes to clean energy |
| 06/23/1981 | US4275034 Hydrogenation apparatus |
| 06/23/1981 | US4274946 Solvent extraction with a fluorocarbon |
| 06/23/1981 | US4274941 Process for generating combustible gases, liquid coal byproducts and superheated steam from coal |
| 06/16/1981 | US4273643 Process for production of synthetic crude oil, alcohols, and chars during low temperature carbonization of coals |
| 06/16/1981 | US4273191 Simultaneous oil recovery and waste disposal process |
| 06/16/1981 | CA1103195A1 Method and apparatus for pyrolizing rubber |
| 06/16/1981 | CA1103184A1 Filtration of hot water extraction process whole tailings |
| 06/16/1981 | CA1103183A1 Process of hydrogenation of coal |
| 06/16/1981 | CA1103182A1 Hydroliquefaction of sub-bituminous and lignitic coals to heavy pitch |
| 06/11/1981 | WO1981001576A1 Process for producing lower-molecular-weight hydrocarbons from higher molecular-weight hydrocarbons and auxiliary agents therefor |
| 06/10/1981 | EP0030020A1 Process for the obtention of low molecular weight hydrocarbons from high molecular weight hydrocarbons or from coal |
| 06/09/1981 | US4272361 Method for reducing the nitrogen content of shale oil |
| 06/09/1981 | US4272356 Solvent extraction, amides, ureas, phosphoramides |
| 06/09/1981 | CA1102551A1 Conversion of solid fuels to fluid fuels |
| 06/02/1981 | US4271326 Method of processing organic waste into useful products |
| 06/02/1981 | US4270609 Mixtures of floating agents and transfer agents |
| 06/02/1981 | CA1102267A1 Process for the preparation of synthetic crude oil |
| 06/02/1981 | CA1102265A1 Process of removing chemical compounds of arsenic and/or antimony |
| 05/26/1981 | US4269692 Coal refining |
| 05/19/1981 | CA1101350A1 Solvent extraction process |
| 05/12/1981 | CA1100898A1 Process for separating tar and solids from coal liquefaction products using a halogenated aliphatic solvent |
| 05/12/1981 | CA1100897A1 Process for the production of solvent-refined coal useful as starting material for other carbonaceous products |
| 05/06/1981 | EP0027962A2 Process for the production of liquid hydrocarbons from coal |
| 05/05/1981 | US4266083 Biomass liquefaction process |
| 05/05/1981 | US4265860 High pressure Soxhlet extractor |
| 05/05/1981 | CA1100532A1 Production of hydrocarbon liquids from solid carbonaceous materials |
| 04/29/1981 | EP0027692A2 A process and reactor for the pyrolysis of a hydrocarbon feedstock |
| 04/28/1981 | US4264453 Reclamation of coking wastes |
| 04/28/1981 | US4264431 Recovery of bitumens, distillation, thermal cracking using pitch as part of energy supply |
| 04/28/1981 | US4264430 Three-stage coal liquefaction process |
| 04/28/1981 | US4264429 Two-stage coal liquefaction process with process-derived solvent |
| 04/28/1981 | US4264428 By solubilizing in residual oil, fractionating hydrocarbon phase |
| 04/28/1981 | CA1100074A1 Process aids for the conditioning step in the hot water extraction process for tar sand |
| 04/28/1981 | CA1100068A1 Coal conversion using rocket engine type injector device |
| 04/22/1981 | EP0027121A1 A method for recovering volatile constituents from carbonaceous materials. |
| 04/21/1981 | US4263125 Drying, pyrolysis, gasification |
| 04/21/1981 | US4263124 Process for minimizing solids contamination of liquids from coal pyrolysis |
| 04/21/1981 | US4263123 Anionic grafts of monomers onto coal substrates |
| 04/21/1981 | US4263013 Coal cleaning |
| 04/14/1981 | US4261809 Method for removing acid gases from a gaseous stream |
| 04/08/1981 | EP0026670A2 Process for the production of coke and a liquid product |
| 04/08/1981 | EP0026200A1 A method of recovering high-grade fuel from solid mineral-fuel raw material. |
| 04/07/1981 | US4260485 Filtration of a coal liquid slurry using polyisobutylene and an alcohol |
| 04/07/1981 | US4260473 Removal of particulates from pyrolytic oil |
| 04/07/1981 | US4260472 Granulation, hydrogenation, gasification |
| 04/07/1981 | US4260471 Process for desulfurizing coal and producing synthetic fuels |
| 04/07/1981 | CA1098852A1 Process and apparatus to produce synthetic crude oil from tar sands |
| 04/07/1981 | CA1098851A1 Separation of solids from coal liquids with an additive blend |
| 04/02/1981 | WO1981000855A1 Treatment of organic material in supercritical water |
| 04/02/1981 | WO1981000854A1 Treatment of organic material in supercritical water |
| 03/31/1981 | US4259178 Homogenizing, preheating to coalesce, coking |
| 03/31/1981 | US4259173 Oxygen-alkylation or oxygen-acylation in presence of quaternary compound |
| 03/31/1981 | US4259172 Oxygen-alkylation or oxygen-acylation in presence of quaternary compound |
| 03/31/1981 | US4259168 Treatment of coal to increase yields and improve physical characteristics of coal liquefaction distillates and bottoms |
| 03/31/1981 | US4259167 Formation of caking coals |
| 03/31/1981 | US4259084 Pretreatment of solid, naturally-occurring carbonaceous material |
| 03/31/1981 | CA1098466A1 Process and apparatus for separating coarse sand particles and recovering bitumen from tar sands |
| 03/31/1981 | CA1098465A1 Preparation of carbonaceous products |
| 03/25/1981 | EP0025474A1 Process for the desulphurization of a fossil fuel |
| 03/24/1981 | US4257922 Process for coal liquefaction and catalyst |
| 03/24/1981 | US4257914 Method for the regeneration of spent molten zinc chloride |
| 03/24/1981 | US4257878 Removal of part of clay by agitation in an aqueous medium and separation |
| 03/24/1981 | US4257873 Separating the hydrocarbon fuel and adjusting the ferrous chloride content |
| 03/24/1981 | US4257870 Solidification, pulverization |