发明名称 |
CUTTING ELEMENTS FOR EARTH-BORING TOOLS, EARTH-BORING TOOLS INCLUDING SUCH CUTTING ELEMENTS AND RELATED METHODS |
摘要 |
Cutting elements, earth-boring drill bits having such cutting elements and related methods are described herein. In some embodiments, a cutting element for an earth-boring tool may include a superabrasive table having a recessed surface in a cutting face thereof and a shaped feature in a substrate at the interface between the superabrasive table and the substrate, the shaped feature corresponding to the recessed surface in the cutting face of the superabrasive table. In further embodiments, a cutting element for an earth-boring tool may comprise a superabrasive table positioned on a substrate, and at least one substantially planar recessed surface in a cutting face of the superabrasive table. In yet additional embodiments, a cutting element for an earth-boring tool may comprise a superabrasive table positioned on a substrate, and at least one non-planar recessed surface in a cutting face of the superabrasive table. |
申请公布号 |
WO2013040125(A2) |
申请公布日期 |
2013.03.21 |
申请号 |
WO2012US55001 |
申请日期 |
2012.09.13 |
申请人 |
BAKER HUGHES INCORPORATED;DIGIVANNI, ANTHONY, A.;PESSIER, RUDOLF, CARL |
发明人 |
DIGIVANNI, ANTHONY, A.;PESSIER, RUDOLF, CARL |
分类号 |
E21B10/46;E21B10/567 |
主分类号 |
E21B10/46 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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