دیکشنری تخصصی مهندسی نفت - نسخه آنلاین

n: a single well that produces from two separate formations at the same time. Production from each zone is segregated by running two tubing strings with packers inside the single string of production casing, or by ruunign one tubing string with a packer through one zone while the other is produced through the annulus. In a miniaturised dual completion, two separate 4.5-inch (11.4-centimetre) or smaller casing strings are run and cemented in the same wellbore.

n: a completion method in which two hydrocarbon reservoirs with different pressure in the same well



two pay zones in the same well that produce up independent flow paths in the same well.

n: the whole flange with two coordinate bores in the center,and uesed in dual completion

n: a kind of well control equipment use to hang dual oil tube in
dual completion

n: the collar cross with two vertical through hole,used to dual completion

n: the tool is joined by screws and used in dual completion

n: refer todual completion

n: all the lamellar components are casted into a whole soffione
of dual completion

n: the collar of dual completion composed by double-barrelled quadrant valve and double-barrelled valve

n: the instrument used to disply the weight of all the pipe strings in dual completion