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1. (WO2017190874) ANNULAR FILTER ELEMENT, IN PARTICULAR FOR GAS FILTRATION

Pub. No.:    WO/2017/190874    International Application No.:    PCT/EP2017/055315
Publication Date: Fri Nov 10 00:59:59 CET 2017 International Filing Date: Wed Mar 08 00:59:59 CET 2017
IPC: B01D 46/24
Applicants: MANN+HUMMEL GMBH
Inventors: FRANZ, Andreas
FRITZSCHING, Torsten
DONAUER, Nadine
HOLZWARTH, Marcel
PEREIRA MADEIRA, Pedro Miguel
WITTMERS, Christoph
WINTER, Manfred
KRIEGER, Joachim-Paul
GRUBER, Martin
Title: ANNULAR FILTER ELEMENT, IN PARTICULAR FOR GAS FILTRATION
Abstract:
An annular filter element comprises a filter medium element, on the end face of which a continuous sealing element is placed that has at least one sealing portion with a larger cross-sectional area and another sealing portion with a reduced cross-sectional area; at least one sealing portion having a reduced cross-sectional area includes a groove-type recess which extends at least nearly along the entire length or part of the length of the sealing portion having a reduced cross-sectional area.