دیکشنری تخصصی مهندسی نفت - نسخه آنلاین

n: a nometrievable type of packer that is very reliable but must be drilled or milled out for removal. Most permanent packers are seal-bore packers.

n: after this kinds of packer lower in hole , it no longer take out. Drilling it or milling out when it no using. Most of which uses naked well.

a reliable packer designed and intended to be left in place for a long period of time that seals and holds pressure or resists movement from both directions.

n: a packer containing a seal bore to receive a tubing seal assembly.

n: a device encircled with rubber rings and made up on tubing to fit into a seal-bore packer.

n: The seal nipple at the bottom of oil tube in completion equipment.