发明名称 CUTTING STRUCTURES FOR FIXED CUTTER DRILL BIT AND OTHER DOWNHOLE CUTTING TOOLS
摘要 A cutting tool may includes a tool body; a plurality of blades extending from the tool body; and a plurality of non-planar cutting elements disposed along each of the plurality of blades, the plurality of non-planar cutting elements form a cutting profile, in a rotated view of the plurality of non-planar cutting elements into a single plane, the cutting profile including a cone region, a nose region, a shoulder region, and a gage region. The plurality of non-planar cutting elements include a first shape in at least one of the cone region, nose region, shoulder region, and gage region, and a second, different shape in at least one other region.
申请公布号 SG11201506889S(A) 申请公布日期 2015.09.29
申请号 SG11201506889S 申请日期 2014.03.13
申请人 SMITH INTERNATIONAL, INC. 发明人 AZAR, MICHAEL G.;DURAIRAJAN, BALA;KESHAVAN, MADAPUSI K.
分类号 E21B10/43;E21B10/62 主分类号 E21B10/43
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