发明名称 APPARATUS FOR LOGGING WHILE DRILLING ACCOUSTIC MEASURMENT
摘要 Apparatus for acoustic measurement in a downhole environment to enable high quality measurements to be obtained in difficult logging conditions are disclosed. An example apparatus includes a downhole tool having a body with a plurality of transmitters located on the body. A receiver is located on the body a distance from the transmitters and an attenuator section is integrally formed on the body between at least one transmitter and the receiver.
申请公布号 WO2011051776(A2) 申请公布日期 2011.05.05
申请号 WO2010IB02716 申请日期 2010.10.26
申请人 SCHLUMBERGER TECHNOLOGY B.V.;SERVICES PETROLIERS SCHLUMBERGER (SPS);SCHLUMBERGER CANADA LIMITED;SCHLUMBERGER HOLDINGS LIMITED (SHL);PRAD RESEARCH DEVELOPMENT LIMITED;NAKAJIMA, HIROSHI;KINOSHITA TOSHIHIRO;HORI, HIROSHI;DUMONT, ALAIN;NOMURA, HIROSHI 发明人 SCHLUMBERGER HOLDINGS LIMITED (SHL);NAKAJIMA, HIROSHI;KINOSHITA TOSHIHIRO;HORI, HIROSHI;DUMONT, ALAIN;NOMURA, HIROSHI
分类号 G01V1/44 主分类号 G01V1/44
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