Method and apparatus for treatment of wastewater
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United States of America Patent
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Feb 22, 2005
Grant Date -
Apr 4, 2002
app pub date -
Oct 4, 2001
filing date -
Oct 4, 2000
priority date (Note) -
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Abstract
The present invention provides a method for treatment of wastewater containing organic sulfur compounds The method includes introducing the wastewater into an apparatus body equipped with a fixed bed in which fixed carriers for the attachment of microorganisms are filled and a fluidized bed in which flowing carriers for the attachment of microorganisms are flown, and enabling the wastewater to flow through the fluidized bed towards the fixed bed so that the wastewater is biologically treated by the fluidized bed and the fixed bed.
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