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:
Mar. 22, 2011
Filed:
Jun. 03, 2008
Applicants:
Anping Jiang, Pullman, WA (US);
Tianxi Zhang, Pullman, WA (US);
Craig Frear, Pullman, WA (US);
Shulin Chen, Pullman, WA (US);
Inventors:
Anping Jiang, Pullman, WA (US);
Tianxi Zhang, Pullman, WA (US);
Craig Frear, Pullman, WA (US);
Shulin Chen, Pullman, WA (US);
Assignee:
Washington State University Research Foundation, Pullman, WA (US);
Primary Examiner:
Int. Cl.
CPC ...
C02F 3/28 (2006.01); C02F 11/04 (2006.01);
U.S. Cl.
CPC ...
Abstract
An economical, integrated system works in series with anaerobic digestion of animal waste to recover nitrogen and phosphorous, while also scrubbing the produced biogas.