DUAL PARALLEL LATERAL WITH INTERNAL AIR DISTRIBUTION PIPE
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United States of America Patent
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N/A
Issued Date -
Jan 15, 2015
app pub date -
Feb 6, 2013
filing date -
Feb 6, 2012
priority date (Note) -
Abandoned
status (Latency Note)
Importance
Abstract
A dual parallel underdrain lateral for use in a filtration system having a filtration media includes a primary conduit extending along the underdrain lateral, which has a plurality of metering orifices for providing gas and liquid thereby; a secondary conduit, where the secondary conduit has a plurality of dispersion apertures in an upper side thereof to deliver the gas and liquid from the secondary conduit to the filtration media; and at least one gas conduit extending along the underdrain lateral, where the at least one gas conduit is connected to a gas source and is configured to provide the gas from the gas source directly to the primary conduit, or the secondary conduit, or any combination thereof.
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