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U.S. Department of Energy
Office of Scientific and Technical Information

Retorting of oil shale

Patent ·
OSTI ID:7209321
In a single vessel oil shale retorting operation, the preheating, retorting, combustion, and cooling zones are maintained under a pressure within the range of about 5 to about 100 psig and the gas and shale oil mist withdrawn from the retort are washed with a portion of the already recovered shale oil to improve recovery.
Assignee:
TIC; EDB-78-013672
Patent Number(s):
US 3526586
OSTI ID:
7209321
Country of Publication:
United States
Language:
English