دیکشنری تخصصی مهندسی نفت - نسخه آنلاین

wellbore seismic.

abbr: wildcat;used in drilling reports.

water cut.

well to control line communication.

a weak point at the top of the BHA, designed to separate before the tubing fails if the BHA becomes stuck.

a designed weak point, usually right about the fishing neck on the tool that is designed to separate when excess tension or axial loads are applied.

a part surrounding the drill string designed to wear instead of more expensive components of the rotary train.

n: in a roller chain drive, an amount of stretching that causes the chain to engage improperly with the sprockets. wear pad n: a flat metal protrusion of a downhole tool that is usually hardfaced and that protects the rotating tool from wear.

n: a hollow cylindrical device installed around the swivels rotating stem that absorbs the stems rotation and helps form an oil seal between the stem and the oil-bath reservoirs inside the swivel.

n: A kind of liner that can decrease the wear and tear ,which be fixed on the out surface of the drilling string.

n: the state of the atmosphere at a specific time with respect to heat or cold, wetness or dryness, calm or storm, and clearness or cloudiness. The term is also used to identify rain, storm, or other unfavorable atmospheric conditions. v: to allow an object or substance to age, usually under controlled conditions.