HYDRAULICALLY SET CONCENTRIC PACKER WITH MULTIPLE UMBILICAL BYPASS THROUGH THE PISTON

摘要

A hydraulically set concentric packer with multiple umbilical bypass through the piston. In a described embodiment, a packer for use in a subterranean we ll includes a piston which displaces to set the packer in the well, and a line extending through the piston. The piston has concentric inner and outer diameters, and is concentric with an inner mandrel and an outer housing of t he packer.