Baths and process for the chemical polishing of stainless steel surfaces
US5209820A · kind A · utility
4Cited by
6References
13Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jun 10, 1991 |
| Grant date | May 11, 1993 |
| Priority date | — |
| Expiry date | Jun 10, 2011 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC23F3/06
- WIPO fieldSurface technology, coating
- WIPO sectorChemistry
Abstract
Baths for the chemical polishing of stainless steel surfaces which comprise a mixture of hydrochloric acid, nitric acid and phosphoric acid, a substituted or unsubstituted hydroxybenzoic acid and an amine in aqueous solution.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.