Title:
METHOD OF PURIFYING CONTAMINATED SOIL AND/OR GROUND WATER
Document Type and Number:
Japanese Patent JP2009279489
Kind Code:
A
Abstract:
To provide a method of purifying contaminated soil and/or ground water which enables improvement in purifying efficiency.
A nutrient source feed well 10 which has an inside cylinder 12 arranged within a well casing 11 is formed. The inside cylinder 12 has a bottom surface, and its bottom or side surface has two or more holes of a maximum diameter of 1-2 mm. The inside cylinder 12 is arranged with a separation space between the bottom surface of the well 10 and the side surface of the well casing 11. A nutrient source 14 is injected into the inside cylinder 12. The nutrient source 14 contains hexitol and glycerine and has a viscosity at 10C of 0.2 PaS.
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Inventors:
SHIMIZU KOJI
Application Number:
JP2008132082A
Publication Date:
December 03, 2009
Filing Date:
May 20, 2008
Export Citation:
Assignee:
PANASONIC CORP
International Classes:
B09C1/10; C02F3/00; C02F3/34
Attorney, Agent or Firm:
Ikeuchi, Sato & Partners
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