Method for protecting carbon steel from corrosion in heavy brines
US4997583A · kind A · utility
30Cited by
11References
18Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Jun 23, 1989 |
| Grant date | Mar 5, 1991 |
| Priority date | — |
| Expiry date | Jun 23, 2009 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10S507/939
- WIPO fieldSurface technology, coating
- WIPO sectorChemistry
Abstract
A method is described for the inhibition of corrosion of carbon steels due to heavy brine corrosive attack, which employs As.sup.+z -containing composition. Corrosion inhibiting compositions comprising As.sup.+z, alone or in admixture with urea as a synergistic inhibitor, are also described.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.