• Development and Characterization of a Pressure Transmitting Sag Prevention Gel Pill 

      Penkala, Larisa Sonja (Masteroppgave/UIS-TN-IEP/2020;, Master thesis, 2020-06-08)
      Barite sag is a risky phenomenon to manage as particle settlement occurs in all types of drilling fluids containing weighting agents’ materials to achieve density. This leads to the phenomenon of sag which is known to ...
    • 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 ...