Hydraulic and earth engineering – Drainage or irrigation – Porous waterway – e.g. – sand drain – etc.
Patent
1980-06-17
1983-10-25
Taylor, Dennis L.
Hydraulic and earth engineering
Drainage or irrigation
Porous waterway, e.g., sand drain, etc.
405 36, 405 47, E02B 1100
Patent
active
044115555
ABSTRACT:
The mass for the drainage, irrigation and lightening of soils is constituted by hollow elements (1) delimiting capillar or semi-capillar passages. The elements (1) are bulked up so that they can rest in an irregular fashion one relative to the others by providing inbetween spaces of variable shapes and dimensions.
Drainage, irrigation, lightening, enrichment of soils.
REFERENCES:
patent: 2183657 (1939-12-01), Page
patent: 2639909 (1953-05-01), Leva
patent: 3167600 (1965-01-01), Worman
patent: 3233414 (1966-02-01), Hansen et al.
patent: 3252287 (1966-05-01), Suzuki
patent: 3685298 (1972-08-01), Takanashi
Brun Robert P.
Chevanne Sylvain V. L.
Mazoin Albert H. F.
Minvielle Monique L. S.
See Jacques L. A.
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