Liquid purification or separation – With alarm – indicator – register – recorder – signal or... – Responsive to fluid flow
Patent
1977-06-09
1980-01-22
Hart, Charles N.
Liquid purification or separation
With alarm, indicator, register, recorder, signal or...
Responsive to fluid flow
210 17, 261 92, 261 94, 261DIG72, 428198, C02C 106
Patent
active
041849469
ABSTRACT:
Process for sewage treatment by the travelling contact filter method. Buoyant filter media made of synthetic resin material are filled in a sewage tank and agitated by means of an agitating means to bring them into close contact with the sewage and air. Various forms of filter media and agitating means are proposed.
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Hart Charles N.
Therkorn Ernest G.
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