دیکشنری تخصصی مهندسی نفت - نسخه آنلاین

n: a fitting placed in the blowout preventer stack to provide space between preventers for facilitating stripping operations, to permit attachment of choke and kill lines, and for localizing possible erosion by fluid flow to the spool instead of to the more expensive pieces of equipment.

n: a kind of link with flange or keeper on each , and its inner diameter equals to the drift diameter at least




a section of the BOP that allows side ports for choke and kill lines.