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%...

Full description

Saved in:
Bibliographic Details
Main Authors BAJBIKOV F.A, MIKOV A.I, SHIPILOV A.I, KOZEN A.L
Format Patent
LanguageEnglish
Russian
Published 27.08.2005
Edition7
Subjects
CHEMICAL SURFACE TREATMENT
CHEMISTRY
COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATIONOR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
COATING MATERIAL WITH METALLIC MATERIAL
COATING METALLIC MATERIAL
DIFFUSION TREATMENT OF METALLIC MATERIAL
INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION INGENERAL
METALLURGY
MULTI-STEP PROCESSES FOR SURFACE TREATMENT OF METALLICMATERIAL INVOLVING AT LEAST ONE PROCESS PROVIDED FOR IN CLASSC23 AND AT LEAST ONEPROCESS COVERED BY SUBCLASS C21D OR C22F OR CLASS C25
NON-MECHANICAL REMOVAL OF METALLIC MATERIAL FROM SURFACE
Online AccessGet full text

Cover

More Information
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
Bibliography:Application Number: RU20040110257