Dehydroxylation and/or demercaptolation of heavy petroleum oils

Details Dehydroxylation and/or demercaptolation of heavy petroleum oils Dehydroxylation and/or demercaptolation of heavy petroleum oils

1980-07-21

1981-10-06

Gantz, Delbert E.

Mineral oils: processes and products

Refining

Sulfur removal

208263, 208 56, C10G 4524, C10G 4528

Patent

active

042934044

ABSTRACT:
The phenolic oxygen and/or the thiol sulfur present in the polycyclic aromatic compounds in a heavy oil, such as vacuum pipestill bottoms, crude oil, reduced crude, residual oil or tar sands oil, can be removed as H.sub.2 O and/or H.sub.2 S by contacting the heavy oil with a hydrogen donor at an elevated temperature in the presence of a specified catalyst.

REFERENCES:
patent: 2253308 (1941-08-01), Rosen
patent: 2703780 (1955-03-01), Voorhies
patent: 4046668 (1977-09-01), Farcasiu et al.

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