METHOD FOR CORRECTION OF MAGNETIC INTERFACE IN THE SURVEYING OF BOREHOLES,申请号GB19910025878-传众专利搜索

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发明名称	METHOD FOR CORRECTION OF MAGNETIC INTERFACE IN THE SURVEYING OF BOREHOLES
摘要
申请公布号	GB9125878(D0)	申请公布日期	1992.02.05
申请号	GB19910025878	申请日期	1991.12.05
申请人	TELECO OILFIELD SERVICES INC.	发明人
分类号	E21B47/01;E21B47/022	主分类号	E21B47/01
代理机构		代理人
主权项
地址

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