Treatment of oils using choline base

Details Treatment of oils using choline base Treatment of oils using choline base

1991-09-09

1993-02-02

Morris, Theodore

Mineral oils: processes and products

Refining

Sulfur removal

208207, 208208R, 208237, C10G 2920

Patent

active

051835606

ABSTRACT:
In accordance with this invention, a method is provided for decreasing hydrogen sulfide atmosphere, over sour heavy fuel oils to a predetermined acceptable level, which comprises treating such fuel oil with an effective amount of a choline base at a temperature above the decomposition temperature of the choline base. Surprisingly, this is effective to treat sour heavy fuel oils having atmospheric hydrogen sulfide content exceeding 5,000 ppm.

REFERENCES:
patent: 4594147 (1986-06-01), Roof et al.
patent: 4867865 (1989-09-01), Roof

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