18 July 2017
1) a worker on an offshore rig who handles the equipment and supplies that are sent to the rig from the shore base. The head roustabout […]
18 July 2017
A special joint used in drilling which can be unscrewed should the tool become stuck in the hole.
18 July 2017
1) an abrasive material composed of small quartz grains formed from the disintegration of preexisting rocks. Sand consists of particles less than 2 millim and greater […]
18 July 2017
A device that is fastened to the outside of casing to remove mud cake from the wall of a hole to condition the hole for cementing. […]