Rotary surface aerators

Details Rotary surface aerators Rotary surface aerators

1977-12-12

1979-04-24

Chiesa, Richard L.

Gas and liquid contact apparatus

Contact devices

Rotating

416182, B01F 304

Patent

active

041512316

ABSTRACT:
An aerator comprising a support member in the form of a flat plate which is adapted, when the aerator is in use, to lie in a horizontal plane and to be rotated about its central vertical axis, a plurality of angularly spaced blades secured to the underside of said plate and each extending radially from a central region thereof towards its periphery, each said blade having a maximum depth beneath a horizontal datum at a position intermediate its ends, and being provided with a plate secured to its lower edge and extending on both sides of the blade along at least a portion of that part of the length of the blade between its outer end and the position of maximum depth.

REFERENCES:
patent: 2054395 (1936-09-01), Streander
patent: 3182972 (1965-05-01), Alsop et al.
patent: 3323782 (1967-06-01), Clough
patent: 3497185 (1970-02-01), Dively
patent: 3741682 (1973-06-01), Robertson
patent: 3814395 (1974-06-01), Kaelin

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