دیکشنری تخصصی مهندسی نفت - نسخه آنلاین

n: see differential sticking.

n: A condition whereby the drillstring cannot be moved (rotated or reciprocated) along the axis of the wellbore. Differential sticking typically occurs when high-contact forces caused by low reservoir pressures, high wellbore pressures, or both, are exerted

n: A situation in which the drilling assembly (pipe, drill collars and bottomhole assembly) is stuck in filter cake that was previously deposited on a permeable zone. The pipe is held in the cake by a difference in pressures between the hydrostatic pressure

n: Forming a layer of cementing material of solid grains on the wall of hole when the drilling fluids infiltrating into the layer.

n: see hook-wall packer.

n: see differential sticking.

n: Usually means the differential size product made by walnut shell ,which can as the blocking agent of pore leakage zone.

n: the tendency of the drill bit to deviate horizontally parallel to titled strata.

n: (WEP) a government financed, nonprofit corporation of eleven oil and pipeline companies established during World War II to build desperately needed pipelines such as Big Inch and Little Big Inch.

walk around rig inspection.

v: see heat a connection. warm front n: a front that is formed when warm air replaces cold air as the cold air retreats.