Fremgangsmåte og anordning for avviksboring,申请号NO19940004891-传众专利搜索

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发明名称	Fremgangsmåte og anordning for avviksboring
摘要
申请公布号	NO944891(D0)	申请公布日期	1994.12.16
申请号	NO19940004891	申请日期	1994.12.16
申请人	ANADRILL INTERNATIONAL SA	发明人	SHEPPARD, MIKE
分类号	E21B7/06;E21B7/08;E21B7/18;(IPC1-7):E21B	主分类号	E21B7/06
代理机构		代理人
主权项
地址

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