Granular bed filter

Details Granular bed filter Granular bed filter

1976-10-18

1978-01-10

Nozick, Bernard

Gas separation

Means within gas stream for conducting concentrate to collector

55 99, 55282, 55302, 55484, B01D 4604

Patent

active

040677044

ABSTRACT:
The filter apparatus includes a plurality of hollow filter chambers each including a filter bed whose volume greatly exceeds the volume of the granular filter material such as sand. The beds are backwashed by a steady flow of low pressure air sufficient to fluidize the beds.

REFERENCES:
patent: 3410055 (1968-11-01), Zenz
patent: 3798882 (1974-03-01), Kalen
patent: 3912466 (1975-10-01), Zenz

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