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

Method of processing oil-shale or tar sand

Patent ·
OSTI ID:5210907
Oil-shale or tar sand is subjected to hydrogenating carbonization and the residue is passed into a combustion zone wherein residual coke in the residue is reacted with oxygen. At least part of the heat produced in the combustion zone is used to heat the hydrogen to be used for the carbonization step.
Assignee:
EDB-82-138253
Patent Number(s):
US 4319982
OSTI ID:
5210907
Country of Publication:
United States
Language:
English