FIELD: chemistry.
SUBSTANCE: composition of the reagent for enhanced oil recovery, comprising a mixture of sodium alkylbenzenesulfonates (C18-C24), a mixture of polyethylene glycol ethers of synthetic higher fatty alcohols (C16-C18), a mixture of polyethylene glycol monoalkyl ethers on the basis of primary fatty alcohols CnH2n+1O(C2H4O)mH, where n=7-9, m=10-12) contains the components in the following ratio, wt %: said mixture of odium alkylbenzenesulfonates 89.55, said mixture of polyethylene glycol ethers of synthetic higher fatty alcohols 9.95, said mixture of polyethylene glycol monoalkyl ethers on the basis of primary fatty alcohols 0.5.
EFFECT: increased efficiency and profitability of treatment.
3 ex, 6 tbl
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Authors
Dates
2017-04-03—Published
2016-02-18—Filed