Apparatus and a method for biological treatment of waste waters

Details Apparatus and a method for biological treatment of waste waters Apparatus and a method for biological treatment of waste waters

1981-06-01

1983-12-20

Hruskoci, Peter A.

Liquid purification or separation

Processes

Treatment by living organism

210608, 210617, 210619, 210628, 210629, 210151, 210138, 2101951, 261 92, C02F 308

Patent

active

044216483

ABSTRACT:
An apparatus and a method for biological treatment of waste waters achieving biological oxidation of organic matter, biological nitrification and denitrification of nitrogenous compounds and biological removal of phosphorus and clarification of the treated waste water in a single reaction tank in a single suspended growth sludge system without the use of traditional compressors, mixers, recirculation pumps, piping and valving and without the use of the traditional clarifier.

REFERENCES:
patent: 563811 (1896-07-01), Scowden
patent: 798908 (1905-09-01), Kremer
patent: 1799299 (1931-04-01), Johnston
patent: 1971796 (1934-08-01), Scott
patent: 3980556 (1976-09-01), Besik
patent: 4008159 (1977-02-01), Besik
patent: 4026802 (1977-05-01), Akae
patent: 4153430 (1979-05-01), Cheng et al.
patent: 4188289 (1980-02-01), Besik
patent: 4271026 (1981-06-01), Chen et al.

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