Earth boring drill bits with casing component drill out capability and methods of use,申请号US20050234076-传众专利搜索

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发明名称	Earth boring drill bits with casing component drill out capability and methods of use
摘要
申请公布号	US2006070771(A1)	申请公布日期	2006.04.06
申请号	US20050234076	申请日期	2005.09.23
申请人	MCCLAIN ERIC E;OLDHAM JACK T	发明人	MCCLAIN ERIC E.;OLDHAM JACK T.
分类号	E21B10/00	主分类号	E21B10/00
代理机构		代理人
主权项
地址

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