Sewage treatment with nested short tube contact media

Details Sewage treatment with nested short tube contact media Sewage treatment with nested short tube contact media

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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patent: 4122011 (1978-10-01), Strigle

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