Method for purifying gaseous hydrides
US5019364A · kind A · utility
6Cited by
1References
7Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Nov 13, 1990 |
| Grant date | May 28, 1991 |
| Priority date | — |
| Expiry date | Nov 13, 2010 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC01P2006/80
- WIPO fieldMaterials, metallurgy
- WIPO sectorChemistry
Abstract
A method for purifying a gaseous hydride, which comprises bringing a crude gaseous hydride into contact with at least one material selected from copper arsenides, copper phosphides, copper silicides, copper selenides, copper borides or copper sulfides to remove oxygen contained in the crude gaseous hydride.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.