Devices and methods for soil remediation
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United States of America Patent
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Aug 1, 2017
Grant Date -
Aug 8, 2013
app pub date -
Oct 24, 2011
filing date -
Oct 25, 2010
priority date (Note) -
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Abstract
The present invention provides devices or systems and a method for remediating a soil comprising contaminants, comprising the steps of: —introducing in said soil at least one perforated column for contaminant extraction from a contaminated region of said soil; in close proximity of said at least one perforated column introducing at least one non-perforated column for providing heat to said contaminated region of said soil; providing heat to said at least one non-perforated column; extracting said contaminant vapor containing said soil contaminants out of said contaminated region of said soil into said at least one perforated column; removing said contaminant vapor from said at least one perforated column, thereby providing remediated soil; wherein said at least one perforated column and said at least one non-perforated column are connectable to at least one surface-located device comprising a combustion, a heating and control unit for heating and thereby cleaning said soil.
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