Diamond sintered body for tools and method of manufacturing same
US4636253A · kind A · utility
210Cited by
8References
33Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Aug 26, 1985 |
| Grant date | Jan 13, 1987 |
| Priority date | — |
| Expiry date | Aug 26, 2005 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC22C2026/005
- WIPO fieldMaterials, metallurgy
- WIPO sectorChemistry
Abstract
A diamond sintered body for tools contains a diamond content in excess of 93 percent and not more than 99 percent by volume and a residue including at least one of a metal or a carbide selected from groups IVa, Va and VIa of the periodic table and an iron group metal of 0.1 to 3 percent by volume in total and pores at least 0.5 percent and not more than 7 percent by volume.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.