18 July 2017
Tongs that are used to start unscrewing one section of pipe from another section, especially drill pipe coming out of the hole. See Tongs.
18 July 2017
An obstruction in the drill hole. A bridge is usually formed by caving of the wall of the wellbore or by the intrusion of a large […]
18 July 2017
A large fan installed on a drilling rig to blow insects away from the work area.
25 July 2017
A mechanical slope indicator that consists of a ball rolling on a calibrated surface within a liquid filled enclosure that gives a visual indication of the […]