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.:

US 7497948 B1

PDF
Full Text
Expired
Date of Patent:
Mar. 03, 2009

Filed:

Oct. 25, 2005
Applicants:

Ajit K. Chowdhury, Madison, WI (US);

Jack W. Anderson, Prairie du Sac, WI (US);

Inventors:

Ajit K. Chowdhury, Madison, WI (US);

Jack W. Anderson, Prairie du Sac, WI (US);

Assignee:

RMT, Inc., Madison, WI (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C02F 3/00 (2006.01);
U.S. Cl.
CPC ...
Abstract

A system and method to treat a site includes oxygenating or ozonating the site, adding nutrients, and maintaining a low bio-chemical-oxygen-demand-to-total-kjeldahl-nitrogen (BOD5:TKN) ratio. Furthermore, the system and method maintain conditions effective to permit aerobic biological deamination of organic-nitrogen compounds and nitrification of ammonia-nitrogen compounds.


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Chowdhury, Ajit. (2009). Method for remediation of soil and groundwater (U.S. Patent No. 7497948). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/7497948

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