Mineral oils: processes and products – Refining – Sulfur removal
Patent
1975-04-28
1976-07-06
Crasanakis, G. J.
Mineral oils: processes and products
Refining
Sulfur removal
C10G 2302
Patent
active
039680290
ABSTRACT:
An asphaltene-containing oil hydrodesulfurization process employing a downstream catalyst and an upstream catalyst in a reactor. The downstream catalyst comprises supported Group VI and Group VIII metals together with a promoting amount of Group IV-B metal. The upstream catalyst comprises Group VI and Group VIII metals without promotion with Group IV-B metal.
REFERENCES:
patent: 3682836 (1972-08-01), Jaffe
patent: 3730879 (1973-05-01), Christman et al.
patent: 3840473 (1974-10-01), Beuther et al.
patent: 3860511 (1975-01-01), Brunn et al.
Frayer James A.
Hildebrand Richard E.
Paraskos John A.
Crasanakis G. J.
Gulf Research & Development Company
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