Method for treating landfill leachate
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United States of America Patent
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Apr 14, 2009
Grant Date -
Jan 4, 2007
app pub date -
Jul 4, 2006
filing date -
Jul 4, 2005
priority date (Note) -
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Abstract
Methods for treating landfill leachate taught herein comprise: (a) coagulatively settling leachate; (b) filtering the resultant supernatant liquid through multistage cartridges; (c) filtering the filtered liquid by reverse osmosis; and (d) treating the resultant liquid with chlorine-based oxidant. These methods provide the advantages of efficient wastewater treatment, compact equipment size, short process flow, and low startup and operational costs.
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