ACID CORROSION INHIBITOR
FIELD: corrosion protection. ^ SUBSTANCE: invention relates to protection of metals against acid corrosion, in particular corrosion of steel in oil production and petrochemical industries. Inhibitor of invention contains 10 to 80% aliphatic nitrogen-containing compound, 80-10% thiourea, and 0.1-10%...
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Main Authors | , , , |
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Format | Patent |
Language | English Russian |
Published |
27.08.2005
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Edition | 7 |
Subjects | |
Online Access | Get full text |
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Summary: | FIELD: corrosion protection. ^ SUBSTANCE: invention relates to protection of metals against acid corrosion, in particular corrosion of steel in oil production and petrochemical industries. Inhibitor of invention contains 10 to 80% aliphatic nitrogen-containing compound, 80-10% thiourea, and 0.1-10% cupric salt. ^ EFFECT: enhanced protection against nitric acid corrosion, especially in dilute nitric acid medium. ^ 1 tbl, 16 ex |
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Bibliography: | Application Number: RU20040110257 |