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Title:
揮発性化合物による汚染土壌の浄化処理方法
Document Type and Number:
Japanese Patent JP4110545
Kind Code:
B2
Abstract:
PROBLEM TO BE SOLVED: To provide a method for purifying soil polluted with volatile compounds efficiently and economically in a short period. SOLUTION: In a ground 1 polluted with volatile compounds, numbers of permeable vertical column parts 2 are arranged at prescribed intervals from the ground surface toward the inside, a horizontal ventilation layer 4 connected to each column part 2 is formed on the ground, the surface of the layer 4 is coated with a barrier material 6, and the inside of the layer 4 is evacuated.

Inventors:
Maeda Terunobu
Application Number:
JP7006999A
Publication Date:
July 02, 2008
Filing Date:
March 16, 1999
Export Citation:
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Assignee:
Mamagumi Co., Ltd.
International Classes:
B09C1/00; B09C1/04
Domestic Patent References:
JP52052460A
JP4225887A
JP7328386A
JP6315675A
JP4338211A
JP8168751A
JP9276839A
JP5208181A
JP9248539A
JP9094559A
JP6051096A
JP4066180A
JP7136631A
JP5185061A
JP9225451A
JP6507344A
JP9174034A
Foreign References:
WO2000002676A1
US5584605
Attorney, Agent or Firm:
Masao Tanaka



 
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