- 专利标题： Thermally stable polycrystalline diamond cutting elements and bits incorporating the same
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申请号： US11350620申请日： 2006-02-08
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公开(公告)号： US20060207802A1公开(公告)日： 2006-09-21
- 发明人: Youhe Zhang , Yuelin Shen , Madapusi Keshavan , Mike Azar
- 申请人： Youhe Zhang , Yuelin Shen , Madapusi Keshavan , Mike Azar
- 主分类号： E21B10/36
- IPC分类号： E21B10/36
摘要：
Cutting elements are provided having substrates including end surfaces. TSP material layers extend over only a portion of the end surfaces or extend into the substrates below the end surfaces. Bits incorporating such cutting elements are also provided.
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