Needle valve
18 July 2017Negative Test
18 July 2017Negative Pressure Testing
A test in which the hydrostatic pressure is reduced such that the net differential pressure direction is from the formation into the wellbore. (Duplicate of term below.)
A test in which the hydrostatic pressure is reduced such that the net differential pressure direction is from the formation into the wellbore. (Duplicate of term below.)
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