mÉtodo para a monitoraÇço de parÂmetros de perfuraÇço.,申请号BR19990015931-传众专利搜索

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发明名称	mÉtodo para a monitoraÇço de parÂmetros de perfuraÇço.
摘要
申请公布号	BR9915931(B1)	申请公布日期	2008.11.18
申请号	BR19990015931	申请日期	1999.11.30
申请人		发明人	CHARLES H. KING;MITCHELL D. PINCKARD;DONALD P. SPARLING;ARNO OP DE WEEGH
分类号	E21B44/00	主分类号	E21B44/00
代理机构		代理人
主权项
地址

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