发明名称 |
Cutting tool |
摘要 |
A cutting tool having a high wear resistance is disclosed. The cutting tool consists of a plate-shaped body comprising a sintered cermet layer and a sintered body layer containing high density boron nitride or diamond, said sintered cermet layer constituting the center portion of the plate-shaped body and being surrounded and adhered at the side surface or at the side surface and upper and lower surfaces with the sintered body layer.
|
申请公布号 |
US4437800(A) |
申请公布日期 |
1984.03.20 |
申请号 |
US19810298108 |
申请日期 |
1981.08.31 |
申请人 |
NIPPON OIL AND FATS, CO., LTD. |
发明人 |
ARAKI, MASATADA;TANAKA, YUKIO |
分类号 |
B22F7/00;B22F7/06;B23B27/14;B23B27/18;C04B37/00;C04B37/02;(IPC1-7):B23G1/20 |
主分类号 |
B22F7/00 |
代理机构 |
|
代理人 |
|
主权项 |
|
地址 |
|