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Aerobic landfill bioreactor

United States Patent

April 2, 2002
View the Complete Patent at the US Patent & Trademark Office
The present invention includes a system of decomposing municipal solid waste (MSW) within a landfill by converting the landfill to aerobic degradation in the following manner: (1) injecting air via the landfill leachate collection system (2) injecting air via vertical air injection wells installed within the waste mass; (3) applying leachate to the waste mass using a pressurized drip irrigation system; (4) allowing landfill gases to vent; and (5) adjusting air injection and recirculated leachate to achieve a 40% to 60% moisture level and a temperature between F. and F. in steady state.
Hudgins; Mark P (Aiken, SC), Bessette; Bernard J (Aiken, SC), March; John C (Winterville, GA), McComb; Scott T. (Andersonville, SC)
American Technologies, Inc. (Oak Ridge, TN)
09/ 432,028
October 29, 1999
The U.S. Government may have rights in the present invention based on the funding of a demonstration project through Cooperative Agreement Number DE-FC09-95SR18525 between the U.S. Department of Energy Savannah River Operations Office and the Southeastern Technology Center.