Fermentation process

Liquid purification or separation – Processes – Treatment by living organism

Patent

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Details

210609, 210630, C02F 328

Patent

active

055870805

ABSTRACT:
There is disclosed a fermentation device having a peripherally extending wall, a gas-impermeable cover extending over the surface of the device, and attached at its peripheral edge to a top part of the wall, and a gas collection conduit extending for at least part of the periphery of the device within the wall. This device may be used for wastewater treatment enclosures.

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patent: 4672691 (1987-06-01), De Garie et al.
patent: 4861519 (1989-08-01), Tusa et al.
patent: 5228995 (1993-07-01), Stover
patent: 5527464 (1996-06-01), Bartha et al.

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