دیکشنری تخصصی مهندسی نفت - نسخه آنلاین

n: A kind of double core barrel drill. The top of inner barrel is hung by ball bearing. It is good for improvement of core recovery if inner barrel does not roll with outer barrel.

n: (bbl) 1. a measure of volume for petroleum products in die United States. {A)e barrel is the equivalent of 42 US gallons or 0.15899 cubic meters (9,702 cubic inches). One cubic metre equals 6.2897 barrels. 2. the cylindrical part of a sucker rod pimp in whid1 the piston like plunger moves up and down. Operating as a piston inside a cylinder, the plunger and ~I create pressure energy to lift well fluid to the surface.

an oilfield measurement barrel is 42 US gallons or 5.615 ft3 or 6.28 barrels = 1 meters3. Note that reservoir barrels undergo shrinkage by the reservoir volume factor as gas escapes. Stock tank barrels are measured after gas escapes.

n: a special type of centrifugal compressor with a barrel-shaped housing.

n: a laboratory unit used for evaluating or testing drilling fluids. One gram of material, when added to 350 millilitres of fluid, is equivalent to 1 pound of material added to one 42-gallon barrel of fluid.

a laboratory measuring scale for expressing mixtures of products used to formulate muds. One gram of material added to 350 cc of liquid is equivalent to 1 lb of material added to a 42 gallon barrel.

a small, usually hand driven pump with a long dip tube used to move chemicals from drums and barrels.

n: in pipeline construction, a cylindrical device fitted on both ends with hollow cutting teeth, used in directionally drilled river crossings. Used during the p111- back portion of a crossing effort, the barrel reamer opens the hole and keeps the pull on course.

n: a unit of measure for pipeline shipment of oil or liquid product that signifies 1 barrel moved 1 mile.