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发明名称
MULTI-COMPONENT CUTTING ELEMENT USING TRIANGULAR, RECTANGULAR AND HIGHER ORDER POLYHEDRAL-SHAPED POLYCRYSTALLINE DIAMOND DISKS
摘要
申请公布号
EP0156264(B1)
申请公布日期
1990.09.05
申请号
EP19850103002
申请日期
1985.03.15
申请人
EASTMAN CHRISTENSEN COMPANY
发明人
MESKIN, ALEXANDER K.;MERRILL, LEO;PAY, CLIFFORD R.
分类号
B23B27/14;B24D3/00;B24D7/18;E21B10/56;E21B10/567
主分类号
B23B27/14
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代理人
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