Arrangement for cleaning ground water

Details Arrangement for cleaning ground water Arrangement for cleaning ground water

1993-02-05

1994-01-25

Upton, Christopher

Liquid purification or separation

Structural installation

Geographic

210196, 210287, 210459, 166 67, 166311, C02F 100, B01D 2404

Patent

active

052813339

ABSTRACT:
An arrangement for cleaning ground water and ground region through which it passes comprises transporting unit for producing a liquid circulation between a well shaft extending in the region of contaminated ground water and the surrounding region, unit for separating the well shaft into an upper region and a lower region, a water permeable shaft wall arranged at least locally for aspiration of water from and reintroduction of water into the ground, unit for connecting the regions with one another and including a throughgoing tube in which the transporting unit operate, and unit forming filter chambers in the upper region and in the lower region of the well shaft. The filter chambers occupy the whole free cross-section of the well shaft and extend at least in the upper well region upwardly over an upper edge of the water permeable shaft wall into an outwardly closed shaft region.

REFERENCES:
patent: 4543186 (1985-09-01), Weisenberger et al.
patent: 5015370 (1991-05-01), Fricano
patent: 5082053 (1992-01-01), Bernhardt
patent: 5095975 (1992-07-01), Bernhardt
patent: 5116163 (1992-05-01), Bernhardt
patent: 5143606 (1992-09-01), Bernhardt
patent: 5143607 (1992-09-01), Bernhardt
patent: 5171104 (1992-12-01), Bernhardt
patent: 5220958 (1993-06-01), Bernhardt

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