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. 12, 2017
Filed:
Apr. 15, 2013
Applicant:
Veolia Water Solutions & Technologies Support, Saint-Maurice, FR;
Inventors:
Richard W. DiMassimo, Raleigh, NC (US);
Soren J. Hojsgaard, Hillerod, DK;
Assignee:
Veolia Water Solutios & Technologies Support, Saint-Maurice, FR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C02F 3/28 (2006.01); C02F 11/12 (2006.01); C02F 11/04 (2006.01); C02F 11/18 (2006.01);
U.S. Cl.
CPC ...
C02F 11/04 (2013.01); C02F 11/18 (2013.01); C02F 11/185 (2013.01); C02F 11/12 (2013.01); C02F 2303/06 (2013.01); C02F 2303/24 (2013.01);
Abstract
A wastewater treatment process that produces primary sludge and biological sludge. The system and process hydrolyzes the biological sludge in a hydrolysis reactor. The primary sludge is directed to a pasteurization unit and pasteurized. Thereafter, the hydrolyzed biological sludge and the pasteurized primary sludge are directed to an anaerobic digester where the combined sludges are subjected to anaerobic digestion.