Process for producing and operating an electroplating bath
US3994787A · kind A · utility
1Cited by
0References
16Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Sep 23, 1975 |
| Grant date | Nov 30, 1976 |
| Priority date | — |
| Expiry date | Sep 23, 1995 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10S204/13
- WIPO fieldSurface technology, coating
- WIPO sectorChemistry
Abstract
A process for producing and operating an electroplating bath in which there appears NH.sub.4.sup.+ ions which impair the quality of the bath comprising adding salts of a hexanitrocobaltate-III complex to the bath to bring about precipitation of the NH.sub.4.sup.+ ions.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.