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:
Jul. 08, 2025
Filed:
Jan. 27, 2021
Applicant:
Aalto University Foundation SR, Aalto, FI;
Inventor:
Sauli Larkiala, Aalto, FI;
Assignee:
AALTO UNIVERSITY FOUNDATION SR, Aalto, FI;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B01D 35/12 (2006.01); B01D 29/52 (2006.01); B01D 29/66 (2006.01); B01D 36/00 (2006.01);
U.S. Cl.
CPC ...
B01D 35/12 (2013.01); B01D 29/52 (2013.01); B01D 29/668 (2013.01); B01D 36/001 (2013.01); B01D 2201/184 (2013.01); B01D 2201/202 (2013.01);
Abstract
A filter system and method for filtering. The filter system (SJ) having at least two filters (S, S) having filter elements for filtering a material to be filtered. The material to be filtered is conducted to a dirty side (LP) of the filter and filtered material is conducted out from a clean side (PP) of the filter. A clogged filter is washed by counterflow washing in which the filtered material is conducted from the clean side of one filter to the clean side of another filter.