Coal liquefaction process. [Coal treated with mixture of aromatics and alkanes at high temp. and pressure; solids from first step solvent extracted at relatively low temp. and pressure by an oxocylic aromatic hydrocarbon]
Patent
·
OSTI ID:5151624
None
- Assignee:
- Universal Oil Co.
- Patent Number(s):
- US 3867275
- OSTI ID:
- 5151624
- Country of Publication:
- United States
- Language:
- English
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Related Subjects
01 COAL, LIGNITE, AND PEAT
010405* -- Coal
Lignite
& Peat-- Hydrogenation & Liquefaction
010407 -- Coal & Coal Products-- Solvent Extraction-- (-1987)
ALKANES
AROMATICS
CARBONACEOUS MATERIALS
COAL
COAL LIQUEFACTION
ENERGY SOURCES
EXTRACTION
FOSSIL FUELS
FUELS
HYDROCARBONS
LIQUEFACTION
ORGANIC COMPOUNDS
ORGANIC SOLVENTS
RECOVERY
SEPARATION PROCESSES
SOLVENT EXTRACTION
SOLVENTS
010405* -- Coal
Lignite
& Peat-- Hydrogenation & Liquefaction
010407 -- Coal & Coal Products-- Solvent Extraction-- (-1987)
ALKANES
AROMATICS
CARBONACEOUS MATERIALS
COAL
COAL LIQUEFACTION
ENERGY SOURCES
EXTRACTION
FOSSIL FUELS
FUELS
HYDROCARBONS
LIQUEFACTION
ORGANIC COMPOUNDS
ORGANIC SOLVENTS
RECOVERY
SEPARATION PROCESSES
SOLVENT EXTRACTION
SOLVENTS