method of making cemented carbide tool
US6638474B2 · kind B2 · utility
13Cited by
55References
24Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Mar 19, 2001 |
| Grant date | Oct 28, 2003 |
| Priority date | — |
| Expiry date | Jul 24, 2021 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T407/27
- WIPO fieldMaterials, metallurgy
- WIPO sectorChemistry
Abstract
A coated cemented carbide tool, and a method for making the same, wherein the as-sintered substrate is formed by sintering in an atmosphere having at least a partial pressure and for a part of the time a nitrogen partial pressure.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.