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:
Feb. 17, 2026

Filed:

Jun. 01, 2023
Applicant:

Andritz Inc., Alpharetta, GA (US);

Inventors:

Lindsay Brandino Rawls, Alpharetta, GA (US);

Todd S. Grace, Alpharetta, GA (US);

Assignee:

ANDRITZ INC., Alpharetta, GA (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B01D 33/74 (2006.01); B01D 33/067 (2006.01); B01D 33/073 (2006.01); D21C 9/18 (2006.01);
U.S. Cl.
CPC ...
B01D 33/742 (2013.01); B01D 33/067 (2013.01); B01D 33/073 (2013.01); B01D 33/745 (2013.01); D21C 9/18 (2013.01); B01D 2201/204 (2013.01); B01D 2201/282 (2013.01);
Abstract

A rotary drum filter includes a drum shell configured to rotate through a slurry, the drum shell having areas defining a plurality of drainage holes, at least one divider plate a first end and a second end, the at least one divider plate disposed on an outer surface of the drum shell and extending longitudinally and laterally along the drum shell, the first end being disposed near a drainage hole, and a filter medium disposed on one or more grids that are disposed on the outer surface of the drum shell above the at least one divider plate. The at least one divider plate is configured to direct filtrate on the outer surface of the drum shell filtered through the filter medium into the drainage hole.


Find Patent Forward Citations

Rawls, Lindsay. (2026). Drum washer with gravity assist drainage (U.S. Patent No. 12551825). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/12551825

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

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