Liquefaction of sub-bituminous coal

Details Liquefaction of sub-bituminous coal Liquefaction of sub-bituminous coal

1984-03-16

1986-06-24

Gantz, D. E.

Mineral oils: processes and products

By treatment of solid mineral, e.g., coal liquefaction, etc.

Specified agitation or circulation in gas contact zone

208417, 208418, C10G 100

Patent

active

045966508

ABSTRACT:
Sub-bituminous coal is directly liquefied in two stages by use of a liquefaction solvent containing insoluble material as well as 850.degree. F.+ material and 850.degree. F.- material derived from the second stage, and controlled temperature and conversion in the second stage. The process is in hydrogen balance.

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