摘要 |
FIELD: oil recovery. SUBSTANCE: composition contains, %: phosphorus-containing reagent ISB-I or OEDF, 12-80: technical detergent of fors-1 type, 7-60; still bottoms of production of amines C<SB>17</SB>-C<SB>20</SB>, the balance. EFFECT: higher efficiency of prevention of asphalt-resin-paraffin deposits in recovery of all types of oils, prolonged carrying out of salt deposition inhibitor, utilized production wastes. 7 tbl
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