C - Chemistry – Metallurgy – 10 – G
Patent
C - Chemistry, Metallurgy
10
G
196/134
C10G 45/08 (2006.01) C10G 65/04 (2006.01)
Patent
CA 1088015
MULTIPLE STAGE HYDRODESULFURIZATION PROCESS WITH EXTENDED DOWNSTREAM CATALYST LIFE Abatract of the Disclosure A multiple stage process for hydrodesulfurizing a residual oil while passing the oil downwardly through a plurality of stages in series with an interstage flashing step. After the catalyst in the downstream stage is de- activated by coke deposition, fresh feed oil is passed directly to the deactivated catalyst to obtain an extended life in the downstream catalyst. - 1 -
257865
Christman Robert D.
Lasher Jordan S.
Paraskos John A.
Yanik Stephen J.
Gulf Research & Development Company
Mccarthy Tetrault Llp
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