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:
Jan. 06, 1976
Filed:
Sep. 18, 1974
Applicant:
Inventors:
Paul V Knopp, Wausau, WI (US);
Wayne B Gitchel, Rothschild, WI (US);
Assignee:
Sterling Drug Inc., New York, NY (US);
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
C02C / ;
U.S. Cl.
CPC ...
210-5 ; 210 10 ; 210 16 ;
Abstract
A method for the improvement of the biological removal of nitrogen from wastewater consisting of the partial oxidation of waste activated sludge and other carbonaceous material generating soluble BOD which may be substituted for methanol as an oxygen acceptor in biological denitrification.