دیکشنری تخصصی مهندسی نفت - نسخه آنلاین

n: in lubricating oils and in some engine fuels, a chemical that is added to the oil or to the fuel that suspends dirt, carbon, and other foreign matter in the oil or fuel. As a result of the detergents in motor oil, the oil will very quickly appear dirty because it is suspending the particles.

high clay content or higher natural radioactivity signature on the gamma-ray log.

n: a restriction installed in a line in which fluid is flowing that produces a pressure differential. The volume of fluid can be determined by measurement of the differential. Flow nozzles can handle dirty and abrasive gases better than orifices.

n: A specially prepared fluid placed in the wellbore over the interval to be perforated. The ideal fluid is clean and solids-free (filtered),and will not react to cause damaging by-products on contact with the reservoir formation. Perforating in a dirty flu