FIELD: corrosion protection. SUBSTANCE: corrosion inhibitor belongs to compounds for protection against corrosion and absorption of hydrogen, enables foam formation to be reduced and protection degree to be enhanced. Inhibitor contains substance chosen from group including aminoalcohols, polyamines and imidazolines and product of treatment of oleophines C5-C40 with elementary sulphur in presence of activator of amine class with mass proportion of specified ingredients 1:4-4:1. Inhibitor is used in the form of stable condensate. Corrosion inhibitor can be used for protection of internal surfaces of pipes of wells in oil and gas industries. EFFECT: increased protective properties. 3 cl, 7 dwg
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