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

Tar sands bitumen froth treatment

Patent ·
OSTI ID:6883777
This invention relates to an improvement in the separation of at least water and solid particles from the froth produced in a hot water process for separating bitumen from bituminous tar sands. In the method, the froth is treated in at least one cyclone zone after which it is treated in at least 2 centrifuge zones. This treatment separates from the froth at least water and solid mineral particles leaving a bitumen product for further processing. (12 claims)
Assignee:
Atlantic Richfield Co.
Patent Number(s):
US 3808120
OSTI ID:
6883777
Country of Publication:
United States
Language:
English