Tantalum base alloys
US5171379A · kind A · utility
44Cited by
5References
27Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | May 15, 1991 |
| Grant date | Dec 15, 1992 |
| Priority date | — |
| Expiry date | May 15, 2011 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC22C27/02
- WIPO fieldMaterials, metallurgy
- WIPO sectorChemistry
Abstract
A wrought metal alloy product having a tantalum or niobium base metal, 10 to 1000 ppm silicon, and 10 to 10000 ppm yttrium nitride. Fine uniform grain size contributes to improved ductility.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.