Mineral oils: processes and products – Products and compositions – Lubricating oils
Patent
1977-02-14
1978-09-05
Levine, Herbert
Mineral oils: processes and products
Products and compositions
Lubricating oils
C10G 104
Patent
active
041117891
ABSTRACT:
The invention has to do with treatment of dilution centrifuging tailings ch are produced in connection with a hot water extraction operation for recovery of bitumen from oil sands. The tailings are subjected to induced gas flotation for a predetermined period of time to recover contained hydrocarbons as froth.
REFERENCES:
patent: 3487003 (1969-12-01), Baillie et al.
patent: 3607720 (1971-09-01), Paulson
patent: 3884829 (1975-05-01), Moyer
patent: 3990885 (1976-11-01), Baillie et al.
Falkenberg Leigh
Lane Stephen
Porteous Kenneth
Canada-Cities Service, Ltd.
Gulf Oil Canada Limited
Her Majesty the Queen in right of Canada as represented by the
Her Majesty the Queen in right of the Province of Alberta, Depar
Imperial Oil Limited
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