FIELD: oil production industry. SUBSTANCE: method relates to utilization of industrial effluent and can be used for utilization of surplus brines at potassium enterprises. According to method, surplus brines are injected into productive horizons of oil deposits with purpose of maintaining oil bed pressure in process of development of oil deposits. For protection of water conduits and casing pipes in oil wells from corrosion, added to brines are required amounts of corrosion inhibitors. Application of aforesaid method is aimed at reduction of expenses in burying of surplus brines at potassium enterprises together with improvement of ecological situation. EFFECT: higher efficiency.
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