دیکشنری تخصصی مهندسی نفت - نسخه آنلاین

n: Accord with

n: See API barite.

n: Mixed iron ore and barite to reach the density of 4.20 and coincide with API criterion.

n: see Buys-Ballots law. barite n: barium sulphate, BaSO4;a mineral frequently used to increase the weight or density of drilling mud. Its relative density is 4.2 (i.e., it is 4.2 times denser than water). See barium sulphate, mud.

One of the many forms of the barium sulfate mineral. The BaSO4 material is used in drilling mud as a weighting agent and can produce a slurry of over 20 lb/gal in water.

a settled plug made of particles or barite or even barite and sand that are placed to seal off a zone or the wellbore.

n: heavily weighted muds whose high solids content (a result of the large amounts of barite added) necessitates the reduction of clay solids.