MEMBRANE AERATED SECONDARY CLARIFIER

Provided is a clarifier unit of wastewater treatment system and a system comprising the unit, the unit including a treatment tank having a bottom wall, side walls, influent inlet, clarified water outlet and a sludge discharge outlet; wherein the unit has an oxygen supply assembly, including one or m...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser:	SIEGEL, Noam Mordechai, SHECHTER, Ronen-Itzhak
Format:	Patent
Sprache:	eng ; fre ; ger
Schlagworte:	CHEMISTRY METALLURGY TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Online-Zugang:	Volltext bestellen
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Beschreibung
Zusammenfassung:	Provided is a clarifier unit of wastewater treatment system and a system comprising the unit, the unit including a treatment tank having a bottom wall, side walls, influent inlet, clarified water outlet and a sludge discharge outlet; wherein the unit has an oxygen supply assembly, including one or more oxygen supply elements confined to a bottom portion of the tank, each of which includes (i) a water-tight enclosure including oxygen-permeable membranes permitting oxygen permeation by, for example, a diffusion from the enclosure to a surrounding medium, and (ii) a gas inlet for receiving an oxygen-containing gas and a gas outlet for removal of gas.