METHOD OF DETERMINING AZIMUTH OF A BOREHOLE,申请号EP19990927912-传众专利搜索

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发明名称	METHOD OF DETERMINING AZIMUTH OF A BOREHOLE
摘要
申请公布号	EP1088152(B1)	申请公布日期	2005.01.12
申请号	EP19990927912	申请日期	1999.06.14
申请人	SHELL INTERNATIONALE RESEARCHMAATSCHAPPIJ B.V.	发明人	HARTMANN, ROBIN, ADRIANUS
分类号	E21B47/022;(IPC1-7):E21B47/022	主分类号	E21B47/022
代理机构		代理人
主权项
地址

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