Hydraulic and earth engineering – Subterranean waste disposal – containment – or treatment – Landfill
Reexamination Certificate
2007-01-26
2008-09-09
Kreck, John (Department: 3672)
Hydraulic and earth engineering
Subterranean waste disposal, containment, or treatment
Landfill
C405S129850
Reexamination Certificate
active
07422393
ABSTRACT:
Embodiments of the invention provide systems and methods for creating, managing and staging aerobic and/or anaerobic landfills. Embodiments of the invention provide systems and methods for collecting liquids from and recirculating liquids into landfills and systems and methods for collecting gases from and introducing gases into landfills. Embodiments of the invention also provide a novel conduit for conveying liquids and gases which comprises a first pipe coaxially disposed within a second pipe.
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Casella Waste Systems, Inc.
Kreck John
Wilmer Cutler Pickering Hale and Dorr LLP
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