Drehbohrsystem für richtungsgesteuertes Bohren,申请号DE19966009747T-传众专利搜索

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发明名称	Drehbohrsystem für richtungsgesteuertes Bohren
摘要
申请公布号	DE69609747(T2)	申请公布日期	2001.04.12
申请号	DE19966009747T	申请日期	1996.02.13
申请人	CAMCO DRILLING GROUP LTD., STONEHOUSE	发明人	BARR, JOHN D.;CLEGG, JOHN M.;MOTION, WILLIAM C.
分类号	E21B7/06;(IPC1-7):E21B7/04	主分类号	E21B7/06
代理机构		代理人
主权项
地址

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