Improvements in or in relation to pipe liners and the installation thereof

Pipe liners of the prior art lack flexibility presenting storage and handling problems as well as many curing methods that result in overly rigid liners unable to accommodate subsequent ground or pipe movements. Additionally, prior art curing that relies on heat and/or ultra-violet light which can r...

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Bibliographische Detailangaben
1. Verfasser: Parker, Michael John
Format: Patent
Sprache:eng
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Beschreibung
Zusammenfassung:Pipe liners of the prior art lack flexibility presenting storage and handling problems as well as many curing methods that result in overly rigid liners unable to accommodate subsequent ground or pipe movements. Additionally, prior art curing that relies on heat and/or ultra-violet light which can require large amounts of power. The present invention is a pipe liner and method for installing said pipe liner for use in repair and/or renewal of a pipe, the pipe liner comprising an elongate duct formed from multiple laminated layers of thermoplastic material wherein heating means are provided between successive laminate layers and comprise a plurality of magnetic particles adapted to have a curie temperature corresponding to the transition temperature of the laminate layers.