Browsing by Subject "liquid lift"

Now showing items 1-2 of 2

    • Evaluation of liquid lift approach to dual gradient 
      Okafor, Ugochukwu Nnamdi (2009-05-15)
      In the past, the oil and gas industry has typically used the single gradient system to drill wells offshore. With this system the bottom hole pressure was controlled by a mud column extending from the drilling rig to the ...
    • Evaluation of liquid lift approach to dual gradient drilling 
      Okafor, Ugochukwu Nnamdi (Texas A&M University, 2008-10-10)
      In the past, the oil and gas industry has typically used the single gradient system to drill wells offshore. With this system the bottom hole pressure was controlled by a mud column extending from the drilling rig to the ...