FIELD: oil production. SUBSTANCE: invention refer specifically to compounds controlling exploitation and penetrability of inhomogeneous strata. Proposed compound contains, per cent by mass: water glass ( in terms of sodium silicate ) 0.3-5.0; alkaline component-carbon alkaline reagent ( in terms of dry substance ) 0.3-5.0, water being the balance. EFFECT: increased efficiency due to enhanced capability of compound to reduce penetrability of porous media. 3 tbl
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Authors
Dates
2001-02-10—Published
1999-07-12—Filed