Blar i NTNU Open på forfatter "Bao, Xueshan"
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Numerical study of the effect of cement defects on flexural-wave logging
Song, Ruolong; Dong, Hefeng; Bao, Xueshan (Journal article; Peer reviewed, 2019)Cement-bond evaluation is needed for new wells and plug and abandonment activities. The ultrasonic leaky Lamb-wave (also called the flexural-wave) technique, in combination with the pulse-echo technique, has been widely ...