Method for breaking emulsions in a crude oil desalting system

Details Method for breaking emulsions in a crude oil desalting system Method for breaking emulsions in a crude oil desalting system

1992-08-24

1993-10-26

Hruskoci, Peter

Liquid purification or separation

Processes

Making an insoluble substance or accreting suspended...

208251R, 208311, 210732, 210737, 252331, 252358, B01D 1704

Patent

active

052563057

ABSTRACT:
Method of breaking the desalter emulsion in a crude oil desalting system in which oil based demulsifiers are added to the wash water stream and mixed prior to contacting the crude oil. The method is effective for crude oils which form reverse (oil-in-water) emulsions when mixed with the wash water at the process temperature.

REFERENCES:
patent: 4175054 (1979-11-01), Tait et al.
patent: 4947885 (1990-08-01), Hart
patent: 5080779 (1992-01-01), Awbrey et al.

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