| 摘要 |
FIELD: oil industry. SUBSTANCE: composition containing inorganic acid and surface-active substance has additionally organic acid and organic solvent at the following ratio of components, wt.-%: hydrochloric acid, 40-55; hydroxyethylidenephosphonic acid, 5-10; acetone, 10-15; sulfonol, 1-2; and water 29-33. Composition ensures to remove salts, asphalt-resinous and paraffinous deposits, corrosion products and prevents their formation. EFFECT: enhanced effectiveness. |
