Controlling the oxygen content in tantalum material
US4960471A · kind A · utility
38Cited by
1References
8Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Sep 26, 1989 |
| Grant date | Oct 2, 1990 |
| Priority date | — |
| Expiry date | Sep 26, 2009 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC22F1/18
- WIPO fieldMaterials, metallurgy
- WIPO sectorChemistry
Abstract
A process for controlling the oxygen content in tantalum material comprising heating the material under a hydrogen-containing atmosphere in the presence of a getter composite comprising a getter metal encapsulated in tantalum.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.