Invention Application
- Patent Title: COATING ON PDC/TSP CUTTER FOR ACCELERATED LEACHING
- Patent Title (中): 涂料用于加速浸出的PDC / TSP切割机
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Application No.: PCT/US2012031208Application Date: 2012-03-29
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Publication No.: WO2012135497A3Publication Date: 2013-02-28
- Inventor: TESSITORE TED , GRIFFO ANTHONY , SHEN YUELIN , ZHANG YOUHE , KESHAVAN MADAPUSI K
- Applicant: SMITH INTERNATIONAL , TESSITORE TED , GRIFFO ANTHONY , SHEN YUELIN , ZHANG YOUHE , KESHAVAN MADAPUSI K
- Assignee: SMITH INTERNATIONAL,TESSITORE TED,GRIFFO ANTHONY,SHEN YUELIN,ZHANG YOUHE,KESHAVAN MADAPUSI K
- Current Assignee: SMITH INTERNATIONAL,TESSITORE TED,GRIFFO ANTHONY,SHEN YUELIN,ZHANG YOUHE,KESHAVAN MADAPUSI K
- Priority: US201161468849 2011-03-29
- Main IPC: E21B10/46
- IPC: E21B10/46 ; E21B10/567 ; E21B10/573
Abstract:
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.
Information query
