Is a
Patent attributes
Patent Jurisdiction
Patent Number
Date of Patent
September 22, 2009
Patent Application Number
11255938
Date Filed
October 24, 2005
Patent Primary Examiner
Patent abstract
A recovery phenomenon in which the concentration of a compound to be measured in soil increases again after reducing the concentration is utilized for changing the distribution state of the compound to be measured in soil, whereby the direction of the high-concentration region of the compound to be measured in soil can be detected.
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