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经营范围
发明名称
DENSITY LOG WITHOUT NUCLEAR SOURCE
摘要
An acoustic transducer (207) on a downhole tool (203) sends an acoustic wave through a sensor plate (209). The signal is reflected by the borehole wall back towards the transducer. The received signal is responsive to the formation impedance.
申请公布号
WO2007001801(A3)
申请公布日期
2007.10.18
申请号
WO2006US22573
申请日期
2006.06.08
申请人
BAKER HUGHES INCORPORATED
发明人
CHEMALI, ROLAND, E.;VAN PUYMBROECK, LUC
分类号
G01V1/44
主分类号
G01V1/44
代理机构
代理人
主权项
地址
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