Process for preparing H.sub.2 evolution cathodes
US4555413A · kind A · utility
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6References
6Claims
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Key dates
| Filing date | Aug 1, 1984 |
| Grant date | Nov 26, 1985 |
| Priority date | — |
| Expiry date | Aug 1, 2004 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC25B11/091
- WIPO fieldSurface technology, coating
- WIPO sectorChemistry
Abstract
A process for preparing hydrogen evolution cathodes comprises plasma spraying or flame spraying AB.sub.5 intermetallic compound powder alone or in association with nickel, nickel alloy or iron powder onto a steel or nickel substrate and thereafter reducing the sprayed substrate at a temperature of up to about 650.degree. C.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.