C - Chemistry – Metallurgy – 10 – G
Patent
C - Chemistry, Metallurgy
10
G
C10G 21/12 (2006.01) C10G 45/02 (2006.01)
Patent
CA 2531262
A process for production of sweet heavy crude oil is disclosed. The process comprises the steps of: removing contaminants from heavy oil, bitumen or bitumen froth to form a substantially dewatered deasphalted oil; and subsequent desulfurization of the substantially dewatered deasphalted oil using sodium metal desulfurization to produce a sweet heavy crude oil. The step of removing contaminants is conducted using extraction with a paraffinic solvent.
Dunn James A.
Myers Ronald D.
Borden Ladner Gervais Llp
Imperial Oil Resources Limited
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