Demulsification process

Details Demulsification process Demulsification process

E - Fixed Constructions

21

B

134/54

E21B 43/34 (2006.01) C10G 33/04 (2006.01)

Patent

CA 1122095

ABSTRACT DEMULSIFICATION PROCESS Demulsification of a water-in-oil, especially a water-in-crude oil, emulsion is effected by contacting it with a polyester obtained by condensation of a C9-18 alk(en)yl succinic anhydride, a water-soluble polyalkylene glycol of mol. wt. less than 500, and a polyhydric alcohol having three or more OH groups.

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