Coated cutting tool
US9956667B2 · kind B2 · utility
1Cited by
3References
16Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Jun 13, 2014 |
| Grant date | May 1, 2018 |
| Priority date | — |
| Expiry date | Jul 13, 2034 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC23C30/005
- WIPO fieldSurface technology, coating
- WIPO sectorChemistry
Abstract
A coated cutting tool having a substrate and a surface coating, wherein the coating includes a Ti(C,N) layer of at least one columnar fine-grained MTCVD Ti(C,N) layer with an average grain width of 0.05-0.2 μm and an atomic ratio of carbon to the sum of carbon and nitrogen (C/(C+N)) contained in the MTCVD Ti(C,N) layer is in average 0.50-0.65.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.