Blar i NTNU Open på forfatter "Skjold, Thorbjørn Lejon"
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Drillpipe Rotation Effects on Pressure Losses
Skjold, Thorbjørn Lejon (Master thesis, 2012)Keeping control of the downhole pressure is important in any drilling situation, and especially when a narrow pressure window is experienced. The equivalent circulation density is influenced by rotation of the drillpipe, ...