Repair in holes and cracks in clay sewer pipe

Pipes and tubular conduits – Repairing – Patches

Patent

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Details

138 97, 138 93, 264 36, 264269, F16L 5518

Patent

active

046026592

ABSTRACT:
The repair of a sewer line having a fracture, and employing a liner sleeve and an elastomer sleeve extending about the line sleeve, and a filler slurry, includes:

REFERENCES:
patent: 3103235 (1963-09-01), Stringham
patent: 3726319 (1973-04-01), Patterson
patent: 3834422 (1974-09-01), Larson
patent: 4245970 (1981-01-01), St. Onge
patent: 4429720 (1984-02-01), Beck et al.
patent: 4436120 (1984-03-01), Josren et al.

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