Process for deasphalting an asphaltene containing hydrocarbon ch

Details Process for deasphalting an asphaltene containing hydrocarbon ch Process for deasphalting an asphaltene containing hydrocarbon ch

1981-09-01

1983-11-08

Kaplan, G. L.

Mineral oils: processes and products

Fractionation

Deasphalting

196 1452, C10C 300

Patent

active

044141050

ABSTRACT:
Process for deasphalting an asphaltene-containing hydrocarbon charge wherein said charge, admixed with a first fraction of light paraffinic hydrocarbon solvent, is passed through an elongate zone inclined by 2.degree. to 15.degree. to a horizontal line while a second fraction of light paraffinic hydrocarbon solvent is introduced at one or more points of the lower half of said elongate zone, downwardly in an angle from 10.degree. to 80.degree. with the main axis thereof oriented in the direction of flow of the mixture, and wherein the upper phase of deasphalted oil and the lower asphalt phase are separately withdrawn, the light hydrocarbon being separated from each of these phases.

REFERENCES:
patent: 2029688 (1936-02-01), Wilson
patent: 2900308 (1959-08-01), Matyear, Jr.
patent: 2950244 (1960-04-01), Lawson, Jr.
patent: 3414506 (1968-12-01), Campagne
patent: 3627675 (1971-12-01), Ditman

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