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3“... the improvement of the penetration rate and the extension of the drilling in the sliding drilling process...”
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4by Hao Wu, Ping Chen, Xiangyu Fan, Hongquan Xia, Junrui Wang, Junli Wang, Jian Wu“...The underbalanced drilling (UBD) technology has been widely implemented due to its advantages...”
Published 2017-01-01
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5Study and Verification of a Physical Simulation System for Formation Pressure Testing while Drilling“..., the major principle of formation pressure testing while drilling (FPTWD) and existing physical simulation...”
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6“...Drill string torsional and longitudinal oscillation can significantly reduce axial drag...”
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10“... for well kick and wellbore fracture verified the analysis results. For narrow SMWW formation drilling, some...”
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