Hydraulic and earth engineering – Drainage or irrigation
Patent
1978-04-19
1980-04-22
Novosad, Stephen J.
Hydraulic and earth engineering
Drainage or irrigation
166 51, 405 50, 172391, 210271, E02B 1100
Patent
active
041992725
ABSTRACT:
A system for recharging an aquifer comprising an opening into the aquifer, means for packing the opening with sized, coarser, clean gravel, filter sand above the gravel and means for cleaning the filter sand.
REFERENCES:
patent: 551646 (1895-12-01), Newsom
patent: 702006 (1902-06-01), Huffman
patent: 1711308 (1929-04-01), Enderson
patent: 2550408 (1951-04-01), Fehlmann
patent: 3837168 (1974-09-01), Alsberg et al.
patent: 3898940 (1975-08-01), Ede
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