Preparation of nickel black
US4006216A · kind A · utility
9Cited by
4References
6Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jan 26, 1976 |
| Grant date | Feb 1, 1977 |
| Priority date | — |
| Expiry date | Jan 26, 1996 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC01P2006/80
- WIPO fieldMaterials, metallurgy
- WIPO sectorChemistry
Abstract
Nickel black is prepared by treating a nickeliferous solution with base to precipitate nickel as a basic nickelous precipitate and oxidizing the precipitated nickel with the aid of a mixture containing oxygen and a reducing agent.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.