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:
Jun. 02, 1998
Filed:
Jan. 24, 1997
Applicant:
Inventors:
Assignee:
NEC Corporation, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C02F / ;
U.S. Cl.
CPC ...
210610 ; 210631 ; 210747 ; 210203 ; 210208 ; 435262 ; 4352625 ; 405128 ;
Abstract
Method for the remediation of polluted soils by using microorganisms under anaerobic conditions wherein the degradation action of pollutants such as tetrachloroethylene, nitrate or nitrite by microorganisms under anaerobic conditions is induced or promoted by the addition of silicon to said polluted soils, without any risk of secondary pollution.