公开(公告)号：US20170144091A1

公开(公告)日：2017-05-25

申请号：US15323629

申请日：2015-07-02

Applicant: DONALDSON COMPANY ,INC.

Inventor： Linda WOLHOWE

IPC: B01D36/00 ,  B01D29/21 ,  B01D35/30 ,  B01D29/58

CPC classification number: B01D36/003 ,  B01D29/21 ,  B01D29/54 ,  B01D29/58 ,  B01D35/153 ,  B01D35/16 ,  B01D35/306 ,  B01D2201/0415 ,  B01D2201/12 ,  B01D2201/291 ,  B01D2201/301 ,  B01D2201/304 ,  B01D2201/342 ,  B01D2201/347 ,  B01D2201/4007 ,  B01D2201/4076 ,  F02M37/24

Abstract: A filter element for filtration of fuel is disclosed. In an embodiment the filter element comprises a first filter stage surrounding at least a majority of an open central volume; a second filter stage disposed within the first stage and surrounding at least a majority of the open central volume; and at least a one hydrophobic filter stage disposed downstream of the second stage.