Plant for treatment of urban runoff water

Details Plant for treatment of urban runoff water Plant for treatment of urban runoff water

1985-04-25

1987-05-12

Doll, John

Liquid purification or separation

Structural installation

Geographic

2102421, 2102422, 210320, 210600, 210747, 405 52, E02B 1100

Patent

active

046647929

ABSTRACT:
A plant for treatment of urban run off water where a body of water (50) is separated from a water recipient (60) by means of a flexible curtain (13) extending between the bottom (80) and the surface (90) of the water recipient. The bottom end of the curtain is anchored (14) to the bottom while the surface end is provided with float means (11) being movable across the surface to change the volume of the body of water.

REFERENCES:
patent: 3476246 (1969-11-01), Dahan
patent: 3844950 (1974-10-01), Autisa
patent: 4008155 (1977-02-01), Castell
patent: 4268398 (1981-05-01), Shuck et al.
patent: 4298470 (1981-11-01), Stallings
patent: 4406403 (1983-09-01), Leubke
patent: 4473477 (1984-09-01), Beall
patent: 4485013 (1984-11-01), Cockman

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