دیکشنری تخصصی مهندسی نفت - نسخه آنلاین

n: a metal drum on a drilling rig or a workover unit around which the sand line is wound. On a drilling rig, it may be attached to the drawworks catshaft and may be used for coring or other wire line operations. When used on a drilling rig, it is some- times called a coring reel.

n: The reel be used to draw the bailer in the work of bailing.