Method for purifying gaseous hydrides
US4976942A · kind A · utility
7Cited by
4References
7Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Sep 26, 1989 |
| Grant date | Dec 11, 1990 |
| Priority date | — |
| Expiry date | Sep 26, 2009 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC01B33/06
- 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 from nickel arsenides, nickel phosphides, nickel silicides, nickel selenides, or nickel borides to remove oxygen contained in the crude gaseous hydride.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.