دیکشنری تخصصی مهندسی نفت - نسخه آنلاین

abbr: circulated;used in drilling reports. circle wrench n: see wheel-type back-off wrench.

n: see wheel-type back-off wrench.

n: The wrench used to seizure another pipe or screw when make up and breakout.

the tool that keeps the pipe string from rotating while a joint is made up.

n: any wrench used to hold a pipe or a blot to prevent its turning while another length of pipe or a nut is being screwed into or out of it.

n: The heavy wrench used to make up and breakout drill bit or drill pipe in cable drilling.

n: a special wrench designed for use in connecting the cage of a sucker rod pump to the sucker rod string.

a wrench for connecting the cage of a sucker rod pump to the rod string.

n pi: large wrench used for turning when making up or breaking out casing. See tongs.

pipe tongs used to make connections.

n pi: a hand tool consisting of a handle and chain that resembles the chain on a bicycle. In general, chain tongs are used for turning pipe or fittings of a diameter larger than that which a pipe wrench would fit. The chain is looped and tightened around the pipe or fitting, and the handle is used to turn the tool so that the pipe or fitting can be tightened or loosened.

n: A tool used by roughnecks on the rig floor to tighten or loosen a connection. The tool consists of a long handle and an adjustable chain that will fit a variety of pipe sizes.

a type of hand or power operated wrench used to make up connections in pipe.