Corrosion inhibitor compositions
US3979311A · kind A · utility
2Cited by
9References
4Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | May 30, 1974 |
| Grant date | Sep 7, 1976 |
| Priority date | — |
| Expiry date | May 30, 1994 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC23G1/06
- WIPO fieldSurface technology, coating
- WIPO sectorChemistry
Abstract
A synergistic mixture of an alkynyl cycloalkanol and an N,N'-dicycloalkyl-thiourea is used as an inhibitor in protecting metals from acid attack when cleaning said metals with an acid solution.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.