Liquid purification or separation – With alarm – indicator – register – recorder – signal or... – Responsive to fluid flow
Patent
1976-09-08
1977-07-26
Adee, John
Liquid purification or separation
With alarm, indicator, register, recorder, signal or...
Responsive to fluid flow
210519, 210525, B01D 2124
Patent
active
040381854
ABSTRACT:
A peripheral feed sewage treatment final clarifier having a channel with lower distribution ports is provided with a vertically adjustable riser which is placed in the port where the scum tends to collect in the channel. The riser is set vertically so that diurnal variations in the elevation of the flow in the channel raises and lowers the collected scum past the upper lip of the riser at which times the scum is removed.
REFERENCES:
patent: 2961099 (1960-11-01), Lind et al.
patent: 2961100 (1960-11-01), Katz et al.
patent: 3136724 (1964-06-01), Lind et a.
patent: 3395800 (1968-08-01), Kraus et al.
patent: 3717257 (1973-02-01), Boyle
patent: 3770132 (1973-11-01), Quast et al.
patent: 3794167 (1974-02-01), Olgann et al.
patent: 3891557 (1975-06-01), Engerton
Adee John
Envirex Inc.
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