Oil sand treating system

C - Chemistry – Metallurgy – 10 – G

Patent

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C10G 1/02 (2006.01) C10G 1/00 (2006.01) C10G 9/36 (2006.01)

Patent

CA 1118383

IMPROVEMENT IN OIL SAND TREATING SYSTEM ABSTRACT OF THE INVENTION Residue of distillation, preferably under reduced pressure of oil sand bitumen is thermally treated in a liquid state at a temperature of 350 - 450°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.

329909

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