发明名称 Radiation detector
摘要 The invention is a stationary radiation detection tool that provides an azimuthal indication of the location of subterranean radiation sources. In one embodiment, the tool has four gamma ray sondes, each of which receives gamma rays from a discrete sector of surrounding formation.
申请公布号 US6300624(B1) 申请公布日期 2001.10.09
申请号 US19990276431 申请日期 1999.03.25
申请人 HALLIBURTON ENERGY SERVICES, INC. 发明人 YOO KWANG M.;SCHULTZ WARD E.;GADEKEN LARRY L.
分类号 G01V5/04;(IPC1-7):G01V5/00 主分类号 G01V5/04
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