Machining of polycrystalline diamond |
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| 申请号 | EP01307316.8 | 申请日 | 2001-08-29 | 公开(公告)号 | EP1190999A3 | 公开(公告)日 | 2002-04-10 |
| 申请人 | Camco International (UK) Limited; | 发明人 | Griffin, Nigel Dennis; Hughes, Peter Raymond; | ||||
| 摘要 | A polycrystalline diamond material including a matrix of interstices containing a catalysing material (22) and a volume close to a working surface thereof substantially free of catalysing material is treated to render the polycrystalline diamond electrically conductive. In one embodiment, the treatment comprises applying a conductive material layer (24) to a surface of the diamond. | ||||||
| 权利要求 | |||||||
| 说明书全文 | |||||||
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