The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Sep. 08, 1998
Filed:
Dec. 18, 1996
Applicant:
Inventors:
Yuji Kawabata, Isehara, JP;
Tetsuya Yano, Isehara, JP;
Yoshiyuki Touge, Sagamihara, JP;
Shinya Kozaki, Tokyo, JP;
Takeshi Imamura, Chigasaki, JP;
Masatoshi Iio, Funabashi, JP;
Michiyo Suzuki, Yotsukaido, JP;
Yuri Senshu, Kashiwa, JP;
Assignees:
Canon Kabushiki Kaisha, Tokyo, JP;
Raito Kogyo, Co, Ltd., Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B09B / ;
U.S. Cl.
CPC ...
405128 ; 166246 ; 210611 ; 210747 ; 4352625 ; 588205 ;
Abstract
A process for remedying polluted soil which comprises the steps of injecting a liquid agent containing a microorganism into the polluted soil, and injecting a gas into a region wherein the water content of the soil became 0.6 or more times its saturation water content after the injection of the liquid agent. Using this method bioremediation of contaminated soil can be economically and efficiently carried out.