Supercritical extraction process

Details Supercritical extraction process Supercritical extraction process

1982-08-17

1984-11-13

Gantz, Delbert E.

Mineral oils: processes and products

Fractionation

Deasphalting

208312, 208 45, 208251R, C10C 308, C10C 118, C10G 2100

Patent

active

044824530

ABSTRACT:
The recovery of hydrocarbon values from high metals content feeds can be carried out more efficiently via supercritical extraction with recycle of a portion of the asphalt product and proper control of the use of countercurrent solvent flow to said extraction.

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Hydrocarbon Processing, vol. 59, No. 5, Sep. 1980, pp. 150-151, "Residuum Oil Supercritical Extraction", Kerr-McGee.

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