C - Chemistry – Metallurgy – 10 – G
Patent
C - Chemistry, Metallurgy
10
G
196/36
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
Ishikawa Chiwane
Sugawara Shuichi
Borden Ladner Gervais Llp
Kureha Kagaku Kogyo Kabushiki Kaisha
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