Tungsten carbide-cobalt coatings for various articles
US4826734A · kind A · utility
26Cited by
21References
15Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Mar 3, 1988 |
| Grant date | May 2, 1989 |
| Priority date | — |
| Expiry date | Mar 3, 2008 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC23C4/06
- WIPO fieldSurface technology, coating
- WIPO sectorChemistry
Abstract
The invention relates to a coated article comprising a substrate coated with a tungsten carbide-cobalt layer having a strain-to-fracture greater than 4.3.times.10.sup.-3 inch per inch and a Vickers hardness of greater than about 875 HV.sub.0.3.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.