Single-grip:

Terms Related to Single-grip

• Ratchet

  A generic term used to describe certain tool movements, such as the cone-to-slip engagement on permanent packers or plugs.

• Slip segment

  A singular component of an entire slip system

• Dovetail

  A cutout section in a cone enabling positive slip movement without the aid of conventional slip return springs

• Button slip

  A slip employing tungsten-carbide "buttons" in lieu of conventional wicker-type teeth to set tools in very hard casing.

• Riser margin

  The slight increase in mud weight needed to offset the loss in hydrostatic pressure when the riser is disconnected from the ss bope and the ...

• Concurrent method

  A method for killing well pressure in which circulation is commenced immediately and mud weight is brought up in steps, or increments, usually a point ...

• Drill stem test (dst)

  The conventional method of formation testing. The basic drill stem test tool consists of a packer or packers, valve or ports that may be opened ...