US 12,311,301 B2
Filter element and method of manufacturing a filter element
Gunther Van De Poel, Waanrode (BE); Bart Catoor, Kessel-Lo (BE); and Mathijs Verstraete, Tienen (BE)
Assigned to Donaldson Company, Inc., Bloomington, MN (US)
Appl. No. 18/263,072
Filed by Donaldson Company, Inc., Bloomington, MN (US)
PCT Filed Jan. 27, 2022, PCT No. PCT/US2022/014106
§ 371(c)(1), (2) Date Jul. 26, 2023,
PCT Pub. No. WO2022/165042, PCT Pub. Date Aug. 4, 2022.
Claims priority of application No. 21153828 (EP), filed on Jan. 27, 2021.
Prior Publication US 2024/0109012 A1, Apr. 4, 2024
Int. Cl. B01D 46/00 (2022.01); B01D 46/52 (2006.01)
CPC B01D 46/0001 (2013.01) [B01D 46/527 (2013.01); B01D 2265/05 (2013.01); B01D 2271/025 (2013.01); B01D 2271/027 (2013.01); B01D 2275/105 (2013.01); B01D 2275/208 (2013.01); B01D 2277/30 (2013.01)] 20 Claims
OG exemplary drawing
 
1. A filter element comprising:
a filter medium pack comprising a circumferential face extending in a longitudinal direction from a fluid inlet flow face to an opposing fluid outlet flow face; and
a support arrangement comprising a shell member extending in the longitudinal direction, and wherein the shell member is circumscribing at least a part of the circumferential face of the filter medium pack;
wherein at least a portion of the shell member is thermally welded to the circumferential face of the filter medium pack.