发明公开
- 专利标题： Tool insert
- 专利标题（中）： Werkzeugeinsatz。
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申请号： EP92309996.4申请日： 1992-10-30
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公开(公告)号： EP0540366A1公开(公告)日： 1993-05-05
- 发明人: Phaal, Cornelius , Shafto, George Richard , Sweeney, Charles Gerard
- 申请人： DE BEERS INDUSTRIAL DIAMOND DIVISION (PROPRIETARY) LIMITED
- 申请人地址： Debid House, Corner Amethyst Street & Crownwood Road, Theta Johannesburg, Transvaal ZA
- 专利权人： DE BEERS INDUSTRIAL DIAMOND DIVISION (PROPRIETARY) LIMITED
- 当前专利权人： DE BEERS INDUSTRIAL DIAMOND DIVISION (PROPRIETARY) LIMITED
- 当前专利权人地址： Debid House, Corner Amethyst Street & Crownwood Road, Theta Johannesburg, Transvaal ZA
- 代理机构： Ellis-Jones, Patrick George Armine
- 优先权： GB9122983 19911030; GB9219775 19920918
- 主分类号： C04B41/87
- IPC分类号： C04B41/87 ; B23B27/14
摘要：
A tool insert comprises a diamond layer (10) bonded to a surface (12) of a substrate (14), the substrate (14) being a bonded silicon carbide ceramic containing 7 to 12 percent by mass free silicon. The diamond of the layer (10) is preferably CVD diamond.
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