Multi-stage hydrodesulfurization utilizing a second stage cataly

Details Multi-stage hydrodesulfurization utilizing a second stage cataly Multi-stage hydrodesulfurization utilizing a second stage cataly

1975-04-28

1976-07-06

Crasanakis, G. J.

Mineral oils: processes and products

Refining

Sulfur removal

C10G 2302

Patent

active

039680274

ABSTRACT:
An asphaltene-containing oil hydrodesulfurization process employing stages in series with an interstage flashing step. The second stage catalyst comprises supported Group VI and Group VIII metals together with a promoting amount of Group IV-B metal. The first stage catalyst comprises supported Group VI and Group VIII metals without promotion with Group IV-B metal.

REFERENCES:
patent: 3840473 (1974-10-01), Beuther et al.
patent: 3860511 (1975-01-01), Brunn et al.

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