发明名称 Pipe liner apparatus and method
摘要 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.
申请公布号 US7258141(B2) 申请公布日期 2007.08.21
申请号 US20050250305 申请日期 2005.10.14
申请人 CATHA STEPHEN C;CHARBONEAU KENNETH R;MANDICH IVAN C 发明人 CATHA STEPHEN C.;CHARBONEAU KENNETH R.;MANDICH IVAN C.
分类号 F16I55/16 主分类号 F16I55/16
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