FIELD: oil and gas production.
SUBSTANCE: killing fluid contains, % of volume: oxy-ethylene-diphosphonic acid 0.1-12.0, polyoxyethyleneglycol ether of synthetic alcohols of fraction C8-C10 0.1-1.0, potassium salt of di (alkylpolyethylenglycol) ether of phosphorus acid 0.1-0.5, water solution of mineral salt - sodium chloride of 1080-1200 kg/m3 density - the rest.
EFFECT: increased physical-mechanical activity, improved inhibiting capacity and indices of permeability restoration.
2 tbl
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| COMPOSITION FOR KILLING OIL WELLS AND METHOD FOR PRODUCTION THEREOF | 2024 |
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