Blar i UiS Brage på forfatter "Reinås, Lorents"
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Gel Pills for Downhole Pressure Control during Oil and Gas Well Drilling
Khalifeh, Mahmoud; Penkala, Larisa; Saasen, Arild; Aase, Bodil; Omland, Tor Henry; Taugbøl, Knut; Reinås, Lorents (Peer reviewed; Journal article, 2020)During drilling of petroleum or geothermal wells, unforeseen circumstances occasionally happen that require suspension of the operation. When the drilling fluid is left in a static condition, solid material like barite may ... -
Optimization of the upper completion assembly by using redundant pump exemplified by the well in the Prirazlomnoye field, Pechora Sea
Andreev, Andrei (Masteroppgave/UIS-TN-IKM/2017;, Master thesis, 2017-06)Nowadays development of Russian offshore oil and gas fields is relevant and perspective. A lot of Russian and foreign oil and gas companies tend to get an experience in offshore field development by establishing pilot ... -
Wellhead Fatigue Analysis : Surface casing cement boundary condition for subsea wellhead fatigue analytical models
Reinås, Lorents (;163, Doctoral thesis, 2012-05-31)Material fatigue is a failure mode that has been known to researchers and engineers since the 19th century. Catastrophic accidents have happened due to fatigue failures of structures, machinery and transport vehicles. ...