Drain line and method of installing

Hydraulic and earth engineering – Subterranean or submarine pipe or cable laying – retrieving,... – By means advancing along terrain and guiding pipe or cable...

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Details

210484, 61 45, F16L 104

Patent

active

041189400

ABSTRACT:
A drain line and a method of installing a drain line in a field in which a plurality of drain tiles each of determinant length are drawn into and maintained in alignment within a trench by means of an elastic, permeable, tubular knit fabric sleeve having a length substantially greater than the length of any one of the drain tiles.

REFERENCES:
patent: 3421609 (1969-01-01), Schmunk
patent: 3422631 (1969-01-01), Silverman
patent: 3565269 (1971-02-01), Martin
patent: 3639130 (1972-02-01), Eichin et al.
patent: 3976578 (1976-08-01), Beane
patent: 4003122 (1977-01-01), Overmyer et al.

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