FIELD: oil recovery by dehydration of oil emulsions. SUBSTANCE: oil emulsion is treated by demulsifying system. Said system comprises oxyalkylated derivative of ethylene diamine and product of interaction of water soluble amine and phosphoric acid. Components of this system are separately pumped into oil collector at ratio from 1:1 to 1:5. EFFECT: improved efficiency of dehydration and desalting of oil. 5 tbl
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Authors
Dates
1997-10-20—Published
1994-09-06—Filed