Hydraulic and earth engineering – Drainage or irrigation
Patent
1986-09-30
1988-01-19
Corbin, David H.
Hydraulic and earth engineering
Drainage or irrigation
210165, 405 45, 405 50, E02B 1100
Patent
active
047202092
ABSTRACT:
A drywell structure for receiving drain water from a ground surface and directing it to subterranean levels for leaching the water into the subterranean soil is provided with a water filtration and intake assembly which filters silt and other foreign matter from the received drain water prior to its being directed to the subterranean soil.
REFERENCES:
patent: 528888 (1894-11-01), McGill
patent: 1129324 (1915-02-01), Appelman
patent: 3946762 (1976-03-01), Green
patent: 4199272 (1980-04-01), Lacey
Corbin David H.
Haynes, Jr. Herbert E.
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