Title:
Recovery of viscous crude oil
United States Patent 2857002
US Patent References:
Underground liquefaction of coal
- - 2595979
Method of compensating for uneven coke deposition in the catalyst bed in a hydrogenolysis process
- - 2742406
Underground liquefaction of coal
- - 2595979
Method of compensating for uneven coke deposition in the catalyst bed in a hydrogenolysis process
- - 2742406
Inventors:
Pevere, Ernest F.
Vermillion, Herbert E.
Vermillion, Herbert E.
Publication Date:
10/21/1958
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Export Citation:
Assignee:
TEXAS CO
Primary Class:
Other Classes:
166/306
International Classes:
C09K8/58; C10G47/00