Liquefaction of coal
Patent
·
OSTI ID:7318630
This invention provides an improved process for solvent-refining coal which involves heating an admixture of coal and a thermally stable organic solvent to solubilize substantially the coal to form a slurry of liquefaction phase and a residual solids phase, and thereafter passing the slurry through a filter bed of crushed raw coal to separate the liquefaction phase from the solids phase.
- Assignee:
- Mobil Oil Corp.
- Patent Number(s):
- US 4032428
- OSTI ID:
- 7318630
- Country of Publication:
- United States
- Language:
- English
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Related Subjects
01 COAL, LIGNITE, AND PEAT
010405* -- Coal
Lignite
& Peat-- Hydrogenation & Liquefaction
COAL LIQUEFACTION
COAL LIQUIDS
DISPERSIONS
EXTRACTION
FILTRATION
FUELS
HEATING
LIQUEFACTION
MIXTURES
ORGANIC SOLVENTS
SEPARATION PROCESSES
SLURRIES
SOLIDS
SOLVENT EXTRACTION
SOLVENT-REFINED COAL
SOLVENTS
SUSPENSIONS
THERMOCHEMICAL PROCESSES
010405* -- Coal
Lignite
& Peat-- Hydrogenation & Liquefaction
COAL LIQUEFACTION
COAL LIQUIDS
DISPERSIONS
EXTRACTION
FILTRATION
FUELS
HEATING
LIQUEFACTION
MIXTURES
ORGANIC SOLVENTS
SEPARATION PROCESSES
SLURRIES
SOLIDS
SOLVENT EXTRACTION
SOLVENT-REFINED COAL
SOLVENTS
SUSPENSIONS
THERMOCHEMICAL PROCESSES