Desulfurization of black oil utilizing a pretreated cobalt-molyb

Mineral oils: processes and products – Refining – Sulfur removal

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Details

208112, 208143, 208216, 208254H, 208255, 252439, 252465, 252470, 260667, 260676R, 2606832, C10G 2302, C07C 510, B01J 2704

Patent

active

039817962

ABSTRACT:
A hydrogenation process utilizing a hydrogenation catalyst in an oxidized state which catalyst is activated by a method which yields a superior performing hydrogenation catalyst. The hydrogenation catalyst is reduced, sulfided and stripped by a procedure which allows a more economical and time-saving start-up procedure.

REFERENCES:
patent: 3155739 (1964-11-01), Fleming
patent: 3444074 (1969-05-01), Yan
patent: 3821123 (1974-06-01), Germanas et al.
patent: 3873442 (1975-03-01), Yarrington

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