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. 28, 2021
Filed:
Jan. 30, 2020
Westech Engineering, Llc, Salt Lake City, UT (US);
Thomas Martin Dumbaugh, Maxwell, IA (US);
Eric Allen Lawrence, Madrid, IA (US);
Rand S Faaborg, Garden City, IA (US);
Darrell Wayne Christianson, Boone, IA (US);
Brian Lee Primrose, Nevada, IA (US);
Rene Ann Carson, Ames, IA (US);
WesTech Engineering, LLC, Salt Lake City, UT (US);
Abstract
A combination biological contactor and self-backwashing filter system for water treatment is disclosed. The system may include a treatment vessel defining an upper chamber and a lower chamber. A biological contactor may be disposed within the upper chamber, and a filter may be disposed in the lower chamber. A contactor outlet conduit and inlet manifold may be used to transfer water from the biological contactor to filter cells within the filter.