دیکشنری تخصصی مهندسی نفت - نسخه آنلاین

n: (slang) any large fan installed on a drilling rig or production facility to move large quantities of air across the rig floor or other area.

n: Slang. Refers to the electric fan installed near drill rig, used to dispel mosquito in the workspace.

the part of the wellbore that is changing deviation, usually building toward a maximum deviation angle.

the rate of increase of the deviation of a well.

n: The phenomenon that pump pressure increases suddenly in the process of drilling or flushing.

n: See increasing hole angle.

n: The rate at which drift angle is increasing as the wellbore is being deviated from vertical. Usually measured in degrees per 100 ft drilled.

n: That part of the wellbores trajectory where the drift angle is increasing.

n: A BHA specially designed to increase drift angle.