Method of regenerating nickel-plating baths containing nickel sulfamate
US5478461A · kind A · utility
1Cited by
0References
11Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Sep 8, 1992 |
| Grant date | Dec 26, 1995 |
| Priority date | — |
| Expiry date | Sep 8, 2012 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC25D21/18
- WIPO fieldSurface technology, coating
- WIPO sectorChemistry
Abstract
A method of regenerating a nickel-plating electrolytic bath containing nickel sulfamate, prior to nickel plating, comprises the steps of subjecting the bath to a reduction treatment to render the bath unable to be used for electrolytic nickel-plating and slowly oxidizing the bath until it is again suitable for nickel-plating.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.