Oil sand treating system

Details Oil sand treating system Oil sand treating system

1979-06-11

1981-04-28

Levine, Herbert

Mineral oils: processes and products

Products and compositions

Lubricating oils

208 11LE, 208130, C10G 100

Patent

active

042644313

ABSTRACT:
Residue of distillation, preferably under reduced pressure of oil sand bitumen is thermally treated in a liquid state at a temperature of 350.degree.-450.degree. C. by blowing thereinto an inert heating medium, preferably a superheated steam at a temperature of not lower than the temperature of the residue in a reaction step for 20 to 90 min to crack the residue for converting the residue to a crude synthetic oil, a combustible pitch and a gas, the resultant pitch being utilized to the steps of recovery of oil sand bitumen from oil sand and of distillation as fuel.

REFERENCES:
patent: 3151057 (1964-09-01), Schuman et al.
patent: 3480540 (1969-11-01), Eng et al.
patent: 3562146 (1971-02-01), Deanesly
patent: 3928170 (1975-12-01), Takahishi et al.
patent: 3956101 (1976-05-01), Hara et al.

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