COATING ON PDC/TSP CUTTER FOR ACCELERATED LEACHING
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.
申请公布号
WO2012135497(A2)
申请公布日期
2012.10.04
申请号
WO2012US31208
申请日期
2012.03.29
申请人
SMITH INTERNATIONAL INC.;TESSITORE, TED;GRIFFO, ANTHONY;SHEN, YUELIN;ZHANG, YOUHE;KESHAVAN, MADAPUSI K.
发明人
TESSITORE, TED;GRIFFO, ANTHONY;SHEN, YUELIN;ZHANG, YOUHE;KESHAVAN, MADAPUSI K.