A well construction or maintenance activity employing appropriate equipment and controls where the pressure exerted in the wellbore is intentionally less than the pore pressure in […]
Functionally replaces the derrickman in guiding pipe from the set-back to the travelling equipment. Some systems have hoist mechanisms and some work in conjunction with an […]
The hydraulic fluid volume recoverable from the accumulator system between the maximum charging pressure and the minimum operating pressure of the accumulator. The minimum operating pressure […]