Liquid purification or separation – With gas-liquid surface contact means – With separator
Patent
1976-08-18
1977-05-31
Wyse, Thomas G.
Liquid purification or separation
With gas-liquid surface contact means
With separator
210 16, C02C 104
Patent
active
040268020
ABSTRACT:
A biological waste water treating apparatus in which plural cylindrical filter beds suspended on an endless chain and the like at definite intervals are circulated in a treating tank containing waste water to perform the aerobic treatment of the waste water or aerobic treatment and anaerobic treatment of the waste water. Washing of the filter beds is carried out effectively without stopping the operation.
REFERENCES:
patent: 563811 (1896-07-01), Scowden
patent: 798908 (1905-09-01), Kremer
patent: 1799299 (1931-04-01), Johnston
Castel Benoit
Unitika Ltd.
Wyse Thomas G.
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