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.

Date of Patent:
Jun. 10, 2014

Filed:

Sep. 23, 2009
Applicants:

Chad L. Felch, Mosinee, WI (US);

Michael Howdeshell, Ringle, WI (US);

Eric A. Lorge, Mosinee, WI (US);

Bryan J. Kumfer, Ringle, WI (US);

Stuart J. Munson, Minneapolis, MN (US);

Matthew Patterson, Hatley, WI (US);

Inventors:

Chad L. Felch, Mosinee, WI (US);

Michael Howdeshell, Ringle, WI (US);

Eric A. Lorge, Mosinee, WI (US);

Bryan J. Kumfer, Ringle, WI (US);

Stuart J. Munson, Minneapolis, MN (US);

Matthew Patterson, Hatley, WI (US);

Assignee:

Siemens Energy, Inc., Orlando, FL (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B01D 24/46 (2006.01);
U.S. Cl.
CPC ...
Abstract

The present invention relates generally to a system and method for treating wastewater in a filter media apparatus having a draft tube system. The filter media may be walnut shell media.


Find Patent Forward Citations

Felch, Chad. (2014). Water filter apparatus incorporating walnut shell filter media and a draft tube system (U.S. Patent No. 8747667). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/8747667

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

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