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Class Information
Number: 208/405
Name: Mineral oils: processes and products > By treatment of solid mineral, e.g., coal liquefaction, etc. > Using molten additive, e.g., heat carrier, etc. > Molten catalyst
Description: Subject matter wherein the heated liquid material is a reaction promoter or retarder other than a reactant, a solvent or other dispersing agent.
Sub-classes under this class:
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 6789680 |
Screen assembly for vibratory separator |
Sep. 14, 2004 |
| 6258988 |
Method for reforming organics into shorter-chain unsaturated organic compounds |
Jul. 10, 2001 |
| 5629464 |
Method for forming unsaturated organics from organic-containing feed by employing a Bronsted acid |
May. 13, 1997 |
| 5085764 |
Process for upgrading coal |
Feb. 4, 1992 |
| 5059307 |
Process for upgrading coal |
Oct. 22, 1991 |
| 4728418 |
Process for the low-temperature depolymerization of coal and its conversion to a hydrocarbon oil |
Mar. 1, 1988 |
| 4427527 |
Coal hydrogenation in a liquid metallic medium |
Jan. 24, 1984 |
| 4421631 |
Hydrocarbon treatment process |
Dec. 20, 1983 |
| 4019975 |
Hydrogenation of coal |
Apr. 26, 1977 |
| 4003823 |
Combined desulfurization and hydroconversion with alkali metal hydroxides |
Jan. 18, 1977 |
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