| 摘要 |
FIELD: oil and gas production industry. SUBSTANCE: this relates to compounds used for isolation of brine water inflow to wells and absorption zones both in terrigenous and carbonate reservoirs and also for levelling injectivity profile in injection wells. Compound has following components, mas%: sodium hydroxide, 8.0; synthetic fatty acid, 15.0; high-module water glass, 10.0-20.0; water, the balance. Application of compound improves isolation of brine water inflow to wells. EFFECT: higher efficiency. 1 tbl
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