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Class Information
Number: 208/422
Name: Mineral oils: processes and products > By treatment of solid mineral, e.g., coal liquefaction, etc. > Using specifically added catalyst during hydrogenation > Containing group vi transition metal > And group viii metal
Description: Subject matter in which the catalyst contains one or more of cobalt, iron or nickel, or a platinum group metal, in free or combined form, in addition to the Group VI transition metal.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 6936159 |
Process for recovering hydrocarbons from a carbon containing material |
Aug. 30, 2005 |
| 6139723 |
Iron-based ionic liquid catalysts for hydroprocessing carbonaceous feeds |
Oct. 31, 2000 |
| 5871638 |
Dispersed anion-modified phosphorus-promoted iron oxide catalysts |
Feb. 16, 1999 |
| 5492618 |
Recovery of hard acids and soft bases from decomposed coal |
Feb. 20, 1996 |
| 5489376 |
Recovery of hard acids and soft bases from decomposed coal |
Feb. 6, 1996 |
| 5489377 |
Recovery of hard acids and soft bases from decomposed coal |
Feb. 6, 1996 |
| 5389230 |
Catalytic hydroconversion process |
Feb. 14, 1995 |
| 5338441 |
Liquefaction process |
Aug. 16, 1994 |
| 5294349 |
Coal depolymerization and hydroprocessing |
Mar. 15, 1994 |
| 5200063 |
Coal hydroconversion process comprising solvent enhanced pretreatment with carbon monoxide |
Apr. 6, 1993 |
| 5130013 |
Process for producing a liquefied coal oil and a catalyst for the process |
Jul. 14, 1992 |
| 5110451 |
Coal extraction process |
May. 5, 1992 |
| 5096569 |
Catalytic hydropyrolysis of carbonaceous material with char recycle |
Mar. 17, 1992 |
| 5064527 |
Catalytic process for hydroconversion of carbonaceous materials |
Nov. 12, 1991 |
| 5055181 |
Hydropyrolysis-gasification of carbonaceous material |
Oct. 8, 1991 |
| 4917791 |
Process and catalysts for hydroconversion of coal or petroleum asphaltene to distillate liquids |
Apr. 17, 1990 |
| 4855037 |
Hydrogenation catalyst for coal tar, a method of hydrogenation of coal tar with use of such catalyst, and a method of producing super needle coke from the hydrogenation product of coal tar |
Aug. 8, 1989 |
| 4853111 |
Two-stage co-processing of coal/oil feedstocks |
Aug. 1, 1989 |
| 4842719 |
Catalytic two-stage coal hydrogenation and hydroconversion process |
Jun. 27, 1989 |
| 4818374 |
Process for converting coal to an oil fraction |
Apr. 4, 1989 |
| 4750991 |
Method for hydrogenating a solvent-refined coal |
Jun. 14, 1988 |
| 4737266 |
Method for hydrogenating a solvent-refined coal |
Apr. 12, 1988 |
| 4728418 |
Process for the low-temperature depolymerization of coal and its conversion to a hydrocarbon oil |
Mar. 1, 1988 |
| 4708788 |
Upgrading carbonaceous materials |
Nov. 24, 1987 |
| 4627913 |
Catalytic coal liquefaction with treated solvent and SRC recycle |
Dec. 9, 1986 |
| 4595666 |
Catalyst rejuvenation process for removal of metal contaminants |
Jun. 17, 1986 |
| 4595672 |
Method of making self-promoted hydrotreating catalysts |
Jun. 17, 1986 |
| 4569749 |
Coal liquefaction process |
Feb. 11, 1986 |
| 4565622 |
Method of liquefying brown coal |
Jan. 21, 1986 |
| 4552642 |
Method for converting coal to upgraded liquid product |
Nov. 12, 1985 |
| 4541916 |
Coal liquefaction process using low grade crude oil |
Sep. 17, 1985 |
| 4514279 |
Solid hydrocarbon liquefaction with a catalyst having chromium and molybdenum |
Apr. 30, 1985 |
| 4511455 |
Catalysis using hydrous metal oxide ion exchanges |
Apr. 16, 1985 |
| 4493761 |
Catalytic hydroliquefaction using a Cr-Mo-Group VIII catalyst |
Jan. 15, 1985 |
| 4486293 |
Catalytic coal hydroliquefaction process |
Dec. 4, 1984 |
| 4454240 |
Catalyst regeneration process including metal contaminants removal |
Jun. 12, 1984 |
| 4448665 |
Use of ammonia to reduce the viscosity of bottoms streams produced in hydroconversion processes |
May. 15, 1984 |
| 4437974 |
Coal liquefaction process |
Mar. 20, 1984 |
| 4431510 |
Process for producing hydrogen-enriched hydrocarbonaceous products from coal |
Feb. 14, 1984 |
| 4428818 |
Liquefaction of coal |
Jan. 31, 1984 |
| 4428820 |
Coal liquefaction process with controlled recycle of ethyl acetate-insolubles |
Jan. 31, 1984 |
| 4427532 |
Coking of coal with petroleum residua |
Jan. 24, 1984 |
| 4424109 |
Catalyst for coal liquefaction process |
Jan. 3, 1984 |
| 4424110 |
Hydroconversion process |
Jan. 3, 1984 |
| 4422922 |
Coal liquefaction and hydroprocessing of petroleum oils |
Dec. 27, 1983 |
| 4411767 |
Integrated process for the solvent refining of coal |
Oct. 25, 1983 |
| 4409089 |
Coal liquefaction and resid processing with lignin |
Oct. 11, 1983 |
| 4401550 |
Liquefaction of calcium-containing coals |
Aug. 30, 1983 |
| 4401549 |
Liquefaction of calcium-containing coals |
Aug. 30, 1983 |
| 4400263 |
H-Coal process and plant design |
Aug. 23, 1983 |
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