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:
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