REMOVING METHOD OF SUBSTANCE IN SOIL

PROBLEM TO BE SOLVED: To provide a method for efficiently removing substances such as heavy metals and salts existing in a soil. SOLUTION: The method removes a target substance existing in a soil from the soil in the state dissolved in a solvent. In the removing method of a substance in a soil, it i...

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Bibliographische Detailangaben
1. Verfasser:	NIHEI HIROYUKI
Format:	Patent
Sprache:	eng
Schlagworte:	ADHESIVES CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOIDCHEMISTRY CHEMISTRY DISPOSAL OF SOLID WASTE DYES MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FORELSEWHERE METALLURGY MISCELLANEOUS APPLICATIONS OF MATERIALS MISCELLANEOUS COMPOSITIONS NATURAL RESINS PAINTS PERFORMING OPERATIONS PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL POLISHES RECLAMATION OF CONTAMINATED SOIL RECLAMATION OF CONTAMINED SOIL SOIL SEPARATION THEIR RELEVANT APPARATUS TRANSPORTING
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Beschreibung
Zusammenfassung:	PROBLEM TO BE SOLVED: To provide a method for efficiently removing substances such as heavy metals and salts existing in a soil. SOLUTION: The method removes a target substance existing in a soil from the soil in the state dissolved in a solvent. In the removing method of a substance in a soil, it is characterized that the target substance is removed from the soil with the solvent or the target substance is removed from the soil with a fluid by transferring the target substance into the fluid by passing a different fluid from the solvent into the soil and replacing the solvent in the soil with the fluid.