发明授权
- 专利标题： Diamond sintered body for tools and method of manufacturing same
- 专利标题（中）： 用于工具的金刚石烧结体及其制造方法
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申请号： US769609申请日： 1985-08-26
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公开(公告)号： US4636253A公开(公告)日： 1987-01-13
- 发明人: Tetsuo Nakai , Shuji Yazu
- 申请人： Tetsuo Nakai , Shuji Yazu
- 申请人地址： JPX Osaka
- 专利权人： Sumitomo Electric Industries, Ltd.
- 当前专利权人： Sumitomo Electric Industries, Ltd.
- 当前专利权人地址： JPX Osaka
- 优先权： JPX59-188492 19840908; JPX59-226574 19841026; JPX59-246565 19841121
- 主分类号： B01J3/06
- IPC分类号： B01J3/06 ; B22F7/06 ; C22C26/00 ; C22C29/02
摘要：
A diamond sintered body for tools contains a diamond content in excess of 93 percent and not more than 99 percent by volume and a residue including at least one of a metal or a carbide selected from groups IVa, Va and VIa of the periodic table and an iron group metal of 0.1 to 3 percent by volume in total and pores at least 0.5 percent and not more than 7 percent by volume.
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