FIELD: oil producing industry; may be used in killing well with viscous oil. SUBSTANCE: method of production of well killing fluid includes preliminary mixing of alkali reagent and nonionic surfactant in formation water with content of chlorides up to 20% in well volume with subsequent injection of solution into oil well. Alkali reagent is used in form of alkali metal hydroxide. EFFECT: higher efficiency. 2 cl
| Title | Year | Author | Number | 
|---|---|---|---|
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 | RU2120030C1 | 
Authors
Dates
1997-06-27—Published
1992-12-09—Filed