Desalter wash water additive

Details Desalter wash water additive Desalter wash water additive

1994-03-11

1995-09-12

Hruskoci, Peter A.

Liquid purification or separation

Processes

Making an insoluble substance or accreting suspended...

208188, 208251R, 210728, 210734, 252341, 252358, B01D 1705

Patent

active

054494630

ABSTRACT:
One aspect of the invention provides a method of preventing crude oil from becoming emulsified in desalter wash water. According to the method, the wash water is treated with an effective amount of a dispersion of a water-soluble cationic polymer.

REFERENCES:
patent: 4929655 (1990-05-01), Takeda et al.
patent: 4947885 (1990-08-01), Hart
patent: 5006590 (1991-04-01), Takeda et al.
patent: 5176847 (1993-01-01), Kremer
patent: 5236591 (1993-08-01), Hart
patent: 5256305 (1993-10-01), Hart
patent: 5294347 (1994-03-01), Byrne et al.
patent: 5330650 (1994-07-01), Byrne et al.
patent: 5332506 (1994-07-01), Marble et al.
patent: 5332507 (1994-07-01), Braden et al.

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