Motorized surface scum skimmer for waste water treatment apparat

Liquid purification or separation – Automatic control – Responsive to rotation

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Details

210528, 210530, B01D 2106

Patent

active

045941564

ABSTRACT:
Waste water treatment apparatus including a vessel for receiving the waste water and having an inlet and an effluent outlet spaced from the inlet. The space between the two defines a flow path for the waste water and a scum outlet is also provided for the vessel. An elongated trough having an elongated opening is disposed horizontally in the vessel at an intended level of waste water therein and extends across the flow path. A movable skimmer blade extending below the intended level of waste water can be drawn along the flow path to capture scum and deliver and deposit the same in the trough through the opening thereof.

REFERENCES:
patent: 3327867 (1967-06-01), Hikes
patent: 3741399 (1973-06-01), Peterson
patent: 3864257 (1975-02-01), Shaffer
patent: 3872017 (1975-03-01), Bishop
patent: 4069150 (1978-01-01), Lodholz et al.
patent: 4175041 (1979-11-01), Drnevich et al.
patent: 4367141 (1983-01-01), Dorombozi et al.
patent: 4462909 (1984-07-01), Kennel

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