دیکشنری تخصصی مهندسی نفت - نسخه آنلاین

anchor handling vessel.

n: a device that secures, or fastens, equipment. In producing wells with sucker rod pumps, a gas anchor is a special section of perforated pipe installed below the pump. It provides a space for gas to break out of the oil. In offshore drilling, floating drilling vessels are often secured over drill sites by large anchors like those used on ships. For pipelines, a device that secures pipe in a ditch.

n: Means of holding the deadline to the derrick or substructure. Usually this is the primary element of the weight indicator

a device with slips that holds equipment in the wellbore.

n: a floating marker used in a spread mooring system to position each anchor of a semi-submersible rig or drill ship. See spread mooring system.

n: a device on the deadline tiedown anchor used to secure the drilling line.

n: The line used to tie and anchor the installations.

n: a packer designed for sitting on a pipe that rests on bottom, such as a tail pipe or liner. See packer:

n: the pattern of minute projections from a metal surface produced by sandblasting, shot blasting, or chemical etching to enhance the adhesiveness of surface coatings.