Infiltration/inflow control for membrane bioreactor
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United States of America Patent
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Jan 7, 2014
Grant Date -
Mar 7, 2013
app pub date -
Oct 17, 2012
filing date -
Apr 2, 2007
priority date (Note) -
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Abstract
A method and system for wastewater treatment comprising a first treatment zone (11) fluidly connected to one or more further treatment zones (12, 13, 14), a membrane module (16) comprising a filter membrane positioned in or fluidly connected to the further treatment zone (14), a gravity settling device (15) fluidly connected to the first treatment zone (11) to receive overflow therefrom; and a flow control device (23) between the first treatment zone (11) and the gravity settling device (15) to control the flow of liquid therebetween.
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