发明申请
- 专利标题： COATING ON PDC/TSP CUTTER FOR ACCELERATED LEACHING
- 专利标题（中）： 涂料用于加速浸出的PDC / TSP切割机
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申请号： US13433185申请日： 2012-03-28
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公开(公告)号： US20120247841A1公开(公告)日： 2012-10-04
- 发明人: Ted Tessitore , Anthony Griffo , Yuelin Shen , Youhe Zhang , Madapusi K. Keshavan
- 申请人： Ted Tessitore , Anthony Griffo , Yuelin Shen , Youhe Zhang , Madapusi K. Keshavan
- 申请人地址： US TX Houston
- 专利权人： SMITH INTERNATIONAL INC.
- 当前专利权人： SMITH INTERNATIONAL INC.
- 当前专利权人地址： US TX Houston
- 主分类号： E21B10/46
- IPC分类号： E21B10/46 ; C03C25/68
摘要：
A cutting element that includes a polycrystalline diamond layer having a cutting face and a diamond layer side surface, a substrate attached to the polycrystalline diamond layer, the substrate having a bottom surface and a substrate side surface, an interface between the diamond layer and the substrate, and a mask covering at least the bottom surface and the substrate side surface of the cutting element is disclosed.
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