دیکشنری تخصصی مهندسی نفت - نسخه آنلاین

n: a type of wireline unit in which power is transferred by means of a pulley and a belt from the left rear wheel of the wireline truck to the spool of wire that is pulled from the left side of the truck. The spool is used to run the wireline down- hole and bring it back up again.