Title:
ORIGINAL SITE PURIFYING SYSTEM OF CONTAMINATED SOIL BY MICROORGANISMS
Document Type and Number:
Japanese Patent JP2000005741
Kind Code:
A
Abstract:
To surely and efficiently treat contaminated soil without excavating and removing contaminated soil.
An original site purifying system 1 of contaminated soil by microorganisms is constituted approximately of an earth auger 4 as an excavating and agitating means, a piping 5 inserted in a hollow shaft of the earth auger, an air supplying device 6, a co-metabolite supplying device 7, a nutrient source supplying device 8, a decomposition microorganisms supplying device 9 and a generated gas suction device 10. Each device 6-10 is connected respectively on the ground of the piping 5, and the air supplying device 6 functions as an air supplying means sending the air into a contaminated ground region 14 containing a contaminant through the piping.
Inventors:
FUJII KENSUKE
TOGE KAZUO
CHIKAYAMA MAKOTO
TOGE KAZUO
CHIKAYAMA MAKOTO
Application Number:
JP17564098A
Publication Date:
January 11, 2000
Filing Date:
June 23, 1998
Export Citation:
Assignee:
OHBAYASHI CORP
International Classes:
A62D3/00; A62D3/02; B09C1/10; (IPC1-7): B09C1/10; A62D3/00
Attorney, Agent or Firm:
Satoshi Hisataka