دیکشنری تخصصی مهندسی نفت - نسخه آنلاین

n: modified version of flanged fitting. Flange bolts are replaced with a single chamber that holds the plate.

two or more wells simultaneously fractured to achieve benefits of pressure diversion of fracturing within the formation.

n: a noncompetitive procedure-basically a drawing-used to grant oil and gas leases on federal lands that have not been leased before.

n: a graphic mathematical representation of the wave form of alternating current or voltage.

n: a directional survey that provides a single record of the drift direction and off-vertical orientation of the hole. See directional survey.

n: A technique for acquiring deviation information from a borehole on a slickline. In high-angle wells, a multishot technique is usually used instead.

a salt with a range of sized designed to achieve a low permeability filter cake.

n: in pipeline construction, the process of putting slack in a pipeline to counter the effects of contraction and expansion caused by extreme variations in daily temperature. Instead of laying the pipe in a straight line down the center of a ditch, it is laid so that it alternately touches one side of the ditch or the other, thereby pro- viding a curve or slack in the line.

n: a royalty paid when the percentage varies with the volume of production.