18 July 2017
A slender, rodlike or threadlike piece of metal, usually small in diam, that is used for lowering special tools (such as logging sondes, perforating guns, and […]
18 July 2017
The normal operating pressure to which a component is designed to operate continuously with a safe drilling margin below the point at which the material will […]
18 July 2017
1) a new and inexperienced worker on a drilling rig. 2) a short revolving screw with spiral shaped-threads.
18 July 2017
A term used to define the quality of a clay by describing the number of barrels of a given centipoise slurry that can be made form […]
18 July 2017
In drilling-fluid terminology, yield point means yield value (see yield value). Of the two terms, yield point is more common.
25 July 2017
The yield value (commonly called “yield point”) is the resistance to initial flow, or represents the stress required to start fluid movement. This resistance is due […]
18 July 2017
A condition wherein the drilling fluid fails to form measurable gels during a quiescent time interval (usually 10 min).
18 July 2017
The electrokinetic potential of a particle as determined by its electrophoretic mobility. This electric potential causes colloidal particles to repel each other and stay in suspension.
25 July 2017
ZnCl2 – A very soluble salt used to increase the density of water to points more than double that of water. Normally added to a system […]
25 July 2017
A section of the well’s formation.
