Removal of metals and water-insoluble materials from desalter em

Details Removal of metals and water-insoluble materials from desalter em Removal of metals and water-insoluble materials from desalter em

1991-11-12

1993-06-15

Dawson, Robert A.

Liquid purification or separation

Processes

Separating

204188, 204190, 208179, 208182, 208188, 209144, 209211, 2105121, B01D 1706

Patent

active

052194710

ABSTRACT:
A process for measuring and treating oil-water stable emulsions derived from crude oil desalters is provided. Emulsion volume is measured, the emulsion is withdrawn, blended with aromatic-rich hydrocarbon, heated and three phases--water, oil and solids--are separated by exposure to a force of at least 500 g.

REFERENCES:
patent: 2380458 (1945-07-01), Nees et al.
patent: 3923643 (1975-12-01), Lewis et al.
patent: 3951771 (1976-04-01), Burger
patent: 4116790 (1978-09-01), Prestridge
patent: 4722781 (1988-02-01), Swartz et al.

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