TREATMENT METHOD OF CONTAMINATION

PROBLEM TO BE SOLVED: To provide a method which enables a separate removal of heavy metals themselves and a secure decrease of persistent organic compounds and heavy metals. SOLUTION: The method comprises a process of charging contamination into a hollow container 11, and the process of stirring the...

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Bibliographische Detailangaben
Hauptverfasser: INABA TSUTOMU, ISHIWATARI HIROYUKI, BANDAI TOMOYA, SHINOHARA JUNICHI, MAEDA SADANORI, MOMOSHIRO JUNICHI
Format: Patent
Sprache:eng
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Zusammenfassung:PROBLEM TO BE SOLVED: To provide a method which enables a separate removal of heavy metals themselves and a secure decrease of persistent organic compounds and heavy metals. SOLUTION: The method comprises a process of charging contamination into a hollow container 11, and the process of stirring the contamination by a stirring means 14 while indirect-heating the contamination by a heating means 15 provided around the container 11, to scatter soil particles in the gasified persistent organic compounds, and a process of discharging the scattered soil particles together with the gasified persistent organic compounds from the container 11. COPYRIGHT: (C)2008,JPO&INPIT