Title:
汚染土壌または汚染地下水の浄化方法
Document Type and Number:
Japanese Patent JP5552708
Kind Code:
B2
Abstract:
To provide a method for cleaning contaminated soil or contaminated groundwater in which the contaminated soil and the contaminated groundwater can be efficiently and readily cleaned by on-site handling when soil and groundwater contained with much humus is contaminated by cyanogen and cyanogen compound or when a plurality of contaminants, such as oil contents and volatile organic compounds, in addition to the cyanogen and cyanogen compound, are intermingled in the soil and groundwater.
Iron powder or copper-containing iron powder is mixed with the soil or groundwater containing the cyanogen and at least one of the humus, the volatile organic compounds, and the oil contents to immobilize the cyanogen.
COPYRIGHT: (C)2010,JPO&INPIT
Inventors:
Masami Kamata
Shigeo Hino
Shigeo Hino
Application Number:
JP2010047324A
Publication Date:
July 16, 2014
Filing Date:
March 04, 2010
Export Citation:
Assignee:
DOWA ecosystem incorporated company
International Classes:
B09C1/02; A62D3/33; B09C1/08; C02F1/58; A62D101/45
Attorney, Agent or Firm:
Koichi Okawa