Liquid purification or separation – With alarm – indicator – register – recorder – signal or... – Responsive to fluid flow
Patent
1974-07-10
1976-02-17
Spear, Jr., Frank A.
Liquid purification or separation
With alarm, indicator, register, recorder, signal or...
Responsive to fluid flow
210259, B01D 3100, B01D 1300
Patent
active
039390705
ABSTRACT:
A method for the treatment of waste water to form useful water, comprising the steps of subjecting the waste water to a chemical flocculation treatment, floating the formed turbid portion of the waste water, and subjecting the clarified water to reverse osmosis filtration.
The waste water treatment plant or installation for the performance of the aforesaid method comprises, in combination, apparatus for carrying out the chemical flocculation treatment, an electro flotation installation, and a reverse osmosis installation.
REFERENCES:
patent: 3386583 (1968-06-01), Merten
patent: 3542203 (1970-11-01), Hancock et al.
patent: 3839206 (1974-10-01), Welch
Gouveia et al., "Potable Water from Hospital Wastes by Reverse Osmosis," from Chem. Eng. Progress, Vol. 64, No. 90, 1968, pp. 280-284 relied on.
"Swissair" Schweizerische Luftverkehr-AG
Hueschen Gordon W.
Spear, Jr. Frank A.
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