Is a
Patent attributes
Patent Jurisdiction
Patent Number
Date of Patent
August 21, 2007
Patent Application Number
11250305
Date Filed
October 14, 2005
Patent Citations Received
Patent Primary Examiner
Patent abstract
A thermoplastic pipe liner assembly and method for installation in a pipeline by pulling the pipe liner assembly through the pipeline in a temporarily folded condition wherein the thermoplastic pipe liner assembly has a core inner liner, an outer liner with optional grooving for annular communication, orbitally wound strength and intermediate layers, two or more tension deformation members to sustain the tension needed to pull the pipe liner assembly through the pipeline for several miles and to assist in maintaining the temporarily folded condition. Also included are optional instrumentation circuits. Also disclosed is a method for the manufacture of the pipe liner assembly and concurrent installation in a pipeline.
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