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发明名称
ABRASIVE BODIES
摘要
申请公布号
EP0090658(A3)
申请公布日期
1984.11.14
申请号
EP19830301795
申请日期
1983.03.30
申请人
DE BEERS INDUSTRIAL DIAMOND DIVISION (PROPRIETARY) LIMITED
发明人
ALMOND, ERIC ALFRED;GEE, MARK GODDEN
分类号
B22F3/14;B22F7/06;B23K20/16;B23K20/22;B23P15/30;B24D3/00;B24D3/06;B24D18/00;C04B37/02;E21B10/56;E21B10/567;(IPC1-7):B24D3/06;B23K31/04;B23B27/20
主分类号
B22F3/14
代理机构
代理人
主权项
地址
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