Draining, irrigating and dispersing mass

Hydraulic and earth engineering – Drainage or irrigation – Porous waterway – e.g. – sand drain – etc.

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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

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