Method of removing benzene from petroleum desalter brine

Details Method of removing benzene from petroleum desalter brine Method of removing benzene from petroleum desalter brine

1992-02-28

1993-08-17

Hruskoci, Peter

Liquid purification or separation

Processes

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

210708, 210728, 210735, 210737, 210909, C02F 126

Patent

active

052365913

ABSTRACT:
A method of enhancing the removal of a benzene from a petroleum refinery desalter effluent brine is described. The method involves treating the effluent brine with a combination of aluminum chlorhydrate and a water soluble cationic polymer followed by solvent extraction. The preferred cationic polymer is polydiallyldimethylammonium chloride.

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patent: 4992210 (1991-02-01), Naeger et al.
patent: 5045212 (1991-09-01), Augustin et al.
patent: 5154831 (1992-10-01), Darian et al.

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