COMPOSITION FOR SHUTOFF OF WATER INFLOW IN OIL WELLS

摘要

FIELD: oil producing industry. SUBSTANCE: composition contains, wt.%: hydrocarbon fluid, 40-60; emultal, 0.5-5; calcium chloride, 5-10; wood flour, 0.5-1.0; "neftegas", 1.0-5; water, the balance. EFFECT: higher efficiency of shutoff of water inflows and isolation of highly permeable and fractured reservoirs in producing wells. 2 tbl