Title:
汚染土壌の浄化方法
Document Type and Number:
Japanese Patent JP6463929
Kind Code:
B2
Abstract:
PROBLEM TO BE SOLVED: To provide a decontamination method of contaminated soil which can permeate agents into a whole contaminated area of low permeable ground, and can purify high concentration pollutant adsorbed in silt ground or clay ground certainly.SOLUTION: In a method decontaminating ground polluted with hazardous material, a step II forming underground kneading body by injecting agents and water for the contaminated ground and penetrating or pulling out to an appointed depth with a stirring apparatus is performed. Before or in the step II, a step I feeding sand in the contaminated ground is performed.SELECTED DRAWING: Figure 2
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Inventors:
Kosuke Hagino
Eiichiro Imanasu
Kazuhisa Fukunaga
Kazuhiro Noguchi
Nobuhiko Yamashita
Tomoya Niimura
Eiichiro Imanasu
Kazuhisa Fukunaga
Kazuhiro Noguchi
Nobuhiko Yamashita
Tomoya Niimura
Application Number:
JP2014183829A
Publication Date:
February 06, 2019
Filing Date:
September 10, 2014
Export Citation:
Assignee:
Fudo Tetra Co., Ltd.
Nippon Steel & Sumikin Engineering Co., Ltd.
OSAKA GAS CO.,LTD.
Nippon Steel & Sumikin Engineering Co., Ltd.
OSAKA GAS CO.,LTD.
International Classes:
B09C1/10; B09C1/08; E02D3/10; E02D3/12
Domestic Patent References:
JP2012040476A | ||||
JP2001232344A | ||||
JP2002066532A | ||||
JP2002001301A | ||||
JP2006314979A |
Attorney, Agent or Firm:
Patent Business Corporation Ashitaba International Patent Office
Kenji Akatsuka
Kenji Akatsuka