FIELD: oil and gas production. SUBSTANCE: composition contains 70-82 wt % of 50-55% water-methanol solution of nonionic ethylene oxide- propylene oxide block copolymer; 17-7 wt % of ethylene glycol production waste; and water to the balance. EFFECT: reduced cost due to utilized waste. 3 tbl
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Authors
Dates
1997-09-27—Published
1995-05-17—Filed