Ceramic cutting tool
US4956318A · kind A · utility
4Cited by
11References
5Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Nov 20, 1989 |
| Grant date | Sep 11, 1990 |
| Priority date | — |
| Expiry date | Nov 20, 2009 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T407/27
- WIPO fieldMaterials, metallurgy
- WIPO sectorChemistry
Abstract
A ceramic cutting tool is disclosed in which the cutting tool consists essentially of a hot pressed composition of alumina and 6 to 30% by weight of aluminum nitride. This ceramic cutting tool is particularly advantageous for cutting ferrous materials, especially cast iron.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.