发明名称 |
Slitstark kropp av en stål-hårdkarbidkomposit, förfarande för framstäl lning av densamma samt stål-hårdkarbidverktyg med makrostruktur. |
摘要 |
<p>Composition of matter composed of 33 to 80 weight per cent of a carbide material having a particle size greater than 400 mesh, and 23 to 70 weight per cent of a metallic matrix material, the carbide material which may be a cemented composite (30), being embedded in and bonded to said metallic matrix material (25) by powder metallurgical techniques of compaction and high temperature and high pressure diffusion bonding; and tools having a cemented carbide wear or cutting element (30), these tools also being formed by powder metallurgy techniques.</p> |
申请公布号 |
FI72753(C) |
申请公布日期 |
1987.07.10 |
申请号 |
FI19810002533 |
申请日期 |
1981.08.17 |
申请人 |
KENNAMETAL INC., |
发明人 |
MAKRIDES,NICHOLAS;STOLL,WILLIAM MAX |
分类号 |
C22C29/10;B22F7/06;C22C1/05;C22C29/06;(IPC1-7):C22C29/00 |
主分类号 |
C22C29/10 |
代理机构 |
|
代理人 |
|
主权项 |
|
地址 |
|