Waste water treatment rotor

Details Waste water treatment rotor Waste water treatment rotor

1977-05-16

1978-09-19

Adee, John

Liquid purification or separation

With gas-liquid surface contact means

261 92, C02C 102

Patent

active

041152689

ABSTRACT:
A rotor for biological treatment apparatus, a plurality of cylindrical shaped waste water treatment modules on the shaft in closely spaced end-to-end relation with each other, each module including a convolute of sheet plastic spirally wound in a plurality of turns separated by cup-shaped recesses or irregularities welded to the next adjacent turn in the convolute and defining flow channels extending endwise through the cylindrical module and circumferentially thereof between adjacent turns of the convolute.

REFERENCES:
patent: 2879979 (1959-03-01), Wheeler
patent: 3777891 (1973-12-01), Stengelin
patent: 3827559 (1974-08-01), Gass et al.
patent: 3847811 (1974-11-01), Stengelin
patent: 3894953 (1975-07-01), Torpey
patent: 3904525 (1975-09-01), Rosenberg
patent: 3997443 (1976-12-01), Thissen

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