COMPOSITION FOR WATER-ISOLATION WORKS IN GAS WELLS

摘要

FIELD: oil and gas industry.SUBSTANCE: composition contains a hydrophobisator nephtenol ABR, a film-forming hydrophobisator, a bentonite powder, and liquid hydrocarbons are represented by a highly volatile dissolvent, with the following content of components (wt %): nephtenol ABR 1-10, film-forming hydrophobisator 1-20, bentonite powder 1-10, highly volatile hydrocarbon dissolvent - balance.EFFECT: improved extent of water isolation.3 cl, 2 tbl, 4 ex