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:
Oct. 18, 2022

Filed:

Jun. 24, 2019
Applicant:

Vitesco Technologies Gmbh, Hanover, DE;

Inventor:

Georges Maguin, Toulouse, FR;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B01D 35/027 (2006.01); B01D 29/54 (2006.01); B01D 35/18 (2006.01); F01N 3/20 (2006.01);
U.S. Cl.
CPC ...
B01D 35/0273 (2013.01); B01D 29/54 (2013.01); B01D 35/18 (2013.01); F01N 3/2066 (2013.01); F01N 2610/02 (2013.01); F01N 2610/1406 (2013.01); F01N 2610/1426 (2013.01);
Abstract

Disclosed is a filtration device for a liquid, including: at least two superimposed layers of filter media having weld lines creating strips between them, the layers of filter media having weld lines being superimposed such that the weld lines of one layer form, with the weld lines of the other layer, a mesh structure when viewed at an angle normal to the layers of filter media; a first external face and a second external face each being produced at least locally from a water-permeable material, the layers of filter media being positioned between the external faces; and an intake connector used for drawing liquid in through the filtration device.


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