Sewage aeration system

Details Sewage aeration system Sewage aeration system

1979-12-10

1981-09-08

Chiesa, Richard L.

Gas and liquid contact apparatus

Contact devices

Liquid tank

137852, 210220, 239145, 261124, B01F 304

Patent

active

042883946

ABSTRACT:
A sewage aeration system comprising a header pipe, plenums of synthetic thermoplastic or thermoset resin with side walls inclined upwardly and outwardly to diffusion element support means, generally horizontal diffusion elements free of through-holes other than air diffusion pores, retaining means securing the elements about their peripheries to the plenums, sealing means adjacent the peripheries of the diffusion elements and airflow regulator members which terminate in the plenums beneath the horizontal diffusion elements.

REFERENCES:
patent: 2346367 (1944-04-01), Durdin
patent: 3083953 (1963-04-01), Langdon et al.
patent: 3396950 (1968-08-01), Wood
patent: 3525436 (1970-08-01), Reckers
patent: 3532272 (1970-10-01), Branton
patent: 3733064 (1973-05-01), Branton
patent: 3768788 (1973-10-01), Candel
patent: 3953553 (1976-04-01), Thayer
patent: 3970731 (1976-07-01), Oksman
patent: 4007240 (1977-02-01), Gosden
patent: 4046845 (1977-09-01), Veeder

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