Groundwater treatment system with air injection into vadose...

Details Groundwater treatment system with air injection into vadose... Groundwater treatment system with air injection into vadose...

2007-02-23

2009-11-17

Barry, Chester T (Department: 1797)

Liquid purification or separation

Processes

Chemical treatment

C435S262500

Reexamination Certificate

active

07618547

ABSTRACT:
This invention is directed to systems including one or more trenches or wells that include one or more perforated pipes through which a gas, such as air, can be injected into the vadose zone of ground located beyond a methaneogenic source to create a positive-pressure gas curtain and/or aerobic conditions in the vadose zone that inhibits migration of and/or facilitate the remediation of mobile volatile organic compounds that are capable of contaminating groundwater surrounding the methaneogenic source.

REFERENCES:
patent: 6210955 (2001-04-01), Hayes
patent: 2005/0109696 (2005-05-01), Sorenson

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