发明名称 Well logging tool
摘要 A method of well logging in which the logging tool is delivered to the bottom of the well within a drill pipe and then the well is logged by withdrawing the drill pipe with the sensor portion of the logging tool protruding from the drill pipe. Following the logging operation, the logging tool is returned to the surface by reverse circulation.
申请公布号 US6578631(B2) 申请公布日期 2003.06.17
申请号 US20020195780 申请日期 2002.07.15
申请人 REEVES WIRELINE TECHNOLOGIES, LTD. 发明人 MILNE ALEX WATSON;SPENCER MICHAEL CHARLES
分类号 E21B23/08;E21B47/00;(IPC1-7):E21B49/00 主分类号 E21B23/08
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