Method of making cemented carbide articles and the resulting articles
US5619000A · kind A · utility
19Cited by
13References
7Claims
0Family size
Assignees
Inventors
Key dates
| Filing date | Jul 6, 1995 |
| Grant date | Apr 8, 1997 |
| Priority date | — |
| Expiry date | Jul 6, 2015 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC22C29/08
- WIPO fieldMaterials, metallurgy
- WIPO sectorChemistry
Abstract
The present invention relates to a method of producing a sintered body comprising one or more hard constituents and a binder phase based on cobalt, nickel and/or iron by powder metallurgical methods milling, pressing and sintering of powders. At least part of the binderphase powder consists of non-agglomerated particles of spheroidal morphology having dimensions of 0.1 to 20 .mu.m.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.