Large threaded tungsten metal parts and method of making same
US5248474A · kind A · utility
5Cited by
5References
2Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Oct 5, 1992 |
| Grant date | Sep 28, 1993 |
| Priority date | — |
| Expiry date | Oct 5, 2012 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB22F5/06
- WIPO fieldMaterials, metallurgy
- WIPO sectorChemistry
Abstract
A method of making a threaded tungsten metal part having a diameter or thickness greater than two inches. Tungsten metal powder is hot isostatically pressed and sintered and then machined to the desired thread configuration using a single point tungsten carbide cutting tool.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.