FIELD: oil and gas production. SUBSTANCE: two- part composition contains, wt. %: solution A (ammonium chloride, 10- 35.0; aluminum chloride, 1.0-10.0; surfactant, 0.01-0.5; and water, (the balance) and solution B (sodium nitrite, 15-40; and water, the balance). EFFECT: complete removal of deposits. 2 tbl, 6 ex
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