دیکشنری تخصصی مهندسی نفت - نسخه آنلاین

n: a leading national industry organisation established to disseminate scientific and technical ideas and data in the field of geology as it relates to oil and natural gas exploration and production. Its official publications are the AAPG Bulletin and the AAPG Explorer: Address: P.O. Box 979;Tulsa, OK 74101;(918) 584-2555.

n: See drilling fluid cushion box.

n pl: the tongs latched on the drill pipe joint hanging in the totary by the slips, used to keep the pipe from turning as the makeup or breakout tongs (the lead tongs) apply torque to make up or break out the tightened tool joint connection. Compare lead tongs.

n: A tong suspended in the derrick, normally on the drillers right, used to hold box end of the tool joint while the pin end is loosened and unscrewed. Also called a make-up tong, as it is moved to pin end to tighten the joint to the recommended torque after

n: a tool joint box which has been subjected to a torque which has resulted in permanent enlargement of the box diameter. This normally occurs adjacent to the box sealing shoulder.

n: a marking on the pin and the box of a tool joint that gauges the amount of metal that can be safely removed when

a selected reference point for comparing performance.

a flat bottom, short steel tool run on wireline to tag the surface of water or solids in the well. It is nearly the drift diameter of the tubular.

n: a housing built around controls on equipment that is sensitive to cold. such as heater-treaters.

n: the female section of a connection. See tool joint.

n: The female section of a tool joint。

the female part of the connection.

n: see tool joint.