Is a
Patent attributes
Patent Jurisdiction
Patent Number
Date of Patent
April 14, 2009
Patent Application Number
11428554
Date Filed
July 4, 2006
Patent Primary Examiner
Patent 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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