Removing iron salts from NGL streams

Details Removing iron salts from NGL streams Removing iron salts from NGL streams

1998-12-30

2000-11-28

Hruskoci, Peter A.

Liquid purification or separation

Processes

Liquid/liquid solvent or colloidal extraction or diffusing...

208235, 208236, 210639, 210709, 210712, 210724, 210748, 210912, 4231501, 585818, B01D 1104

Patent

active

061531006

ABSTRACT:
The aqueous wash stream of an electrolytic precipitation system treating natural gas liquid (NGL) is maintained at a pH sufficiently basic to decrease the solubility of iron sulfide in the aqueous wash stream.

REFERENCES:
patent: 3642430 (1972-02-01), Benson
patent: 3740331 (1973-06-01), Anderson
patent: 4370236 (1983-01-01), Ferguson
patent: 4500324 (1985-02-01), Vuong
patent: 4931164 (1990-06-01), Dickakian
patent: 5127231 (1992-07-01), Larue et al.
patent: 5190662 (1993-03-01), Keller et al.

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