Material and method for lining pipes

Details Material and method for lining pipes Material and method for lining pipes

1996-09-11

1998-07-28

Graysay, Tamara L.

Hydraulic and earth engineering

Subterranean or submarine pipe or cable laying, retrieving,...

405146, 405157, F16L 100

Patent

active

057854564

ABSTRACT:
A material and method is provided for lining man-entry sized pipes and securing the lining to the pipe. The lining comprises a unplasticized polyvinyl chloride panel including an interior channel through which grout may be injected. Upon the grout's curing, the grout provides strength and support for a second layer of grout injected into an annulus between the pipe's inner surface and an outer surface of the lining.

REFERENCES:
patent: 4585371 (1986-04-01), Jones-Hinton
patent: 4678370 (1987-07-01), Allen
patent: 5102263 (1992-04-01), Allen et al.
patent: 5145281 (1992-09-01), Molyneux
patent: 5388929 (1995-02-01), Molyneux
patent: 5660912 (1997-08-01), Menzel

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