PRESSURE PULSE GENERATOR FOR MWD,申请号EP20020710105-传众专利搜索

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发明名称	PRESSURE PULSE GENERATOR FOR MWD
摘要
申请公布号	EP1354125(A1)	申请公布日期	2003.10.22
申请号	EP20020710105	申请日期	2002.01.22
申请人	GEOLINK(UK) LIMITED	发明人	INNES, FRANK
分类号	E21B47/18;(IPC1-7):E21B47/18	主分类号	E21B47/18
代理机构		代理人
主权项
地址

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