SYSTEM FOR TREATING RAINWATER RUNOFF FROM UNDERLYING SURFACE
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United States of America Patent
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Issued Date -
Jan 21, 2016
app pub date -
Dec 8, 2014
filing date -
Jul 15, 2014
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Abstract
A system for treating rainwater runoff from an underlying surface, including: a rainwater collecting facility, a primary runoff treatment facility, a first biological filtration facility, a second biological filtration facility, a third biological filtration facility, and a drainage canal. A pavement open channel is connected to the water inlet of the primary runoff treatment facility. The water outlet of the primary runoff treatment facility is connected to the water inlet of the first biological filtration facility. A square pipeline is connected to the water inlet of the second biological filtration facility. The water outlet of the first biological filtration facility, the water outlet of the second biological filtration facility, and a roof drainage pipeline are connected to the water inlet of the third biological filtration facility. The third biological filtration facility is connected to the drainage canal.
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