دیکشنری تخصصی مهندسی نفت - نسخه آنلاین

n: a two-piece master bushing that has a jointed, swinging device (a hinge) on each half into which large pins fit to hold the bushing together. A two-piece insert bowl to hold the slips fits inside this type of master ooshing. Compare solid master bushing, split master bushing. See also insert bowl, master bushing, slips. In.B abbr: hydrophilic-lipophilic balance.