دیکشنری تخصصی مهندسی نفت - نسخه آنلاین

n: an oil mud in which fresh or salt water is the dispersed phase and diesel, crude, or some other oil is the continuous phase. See oil mud.

n: any drilling fluid, usually oil-base or invert-emulsion muds, the continuous phase of which does not conduct electricity, e.g. oil.

n: a drilling mud, e.g., oil-base mud and invert-emulsion mud, in which oil is the continuous phase. It is useful in drilling certain formations that may be difficult or costly to drill with water-base mud. Compare oil-emulsion mud.

n: 1.A mud in which the external phase is a product obtained from an oil, such as diesel oil or mineral oil. 2.More generally, a mud system that has any type of nonaqueous fluid as the external phase. This definition would include the newer variety of oil mu