with pleats of different length

Industry

  • CPC
  • B01D2201/122
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Patents Grantslast 30 patents

Patents Applicationslast 30 patents

  • Information Patent Application

    CURVED CORE FOR VARIABLE PLEAT FILTER

    • Publication number 20220323896
    • Publication date Oct 13, 2022
    • Donaldson Company, Inc.
    • Nicholas J. Stanley
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Application

    STAR PLEATING WITH INSIDE OUT FLOW HAVING WATER DRAINAGE THROUGH TH...

    • Publication number 20220193579
    • Publication date Jun 23, 2022
    • Parker-Hannifin Corporation
    • Jason L. Tate
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Application

    Liquid Filter

    • Publication number 20210283533
    • Publication date Sep 16, 2021
    • Mann + Hummel GmbH
    • Alexander Traut
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    FILTER MODULE

    • Publication number 20200346159
    • Publication date Nov 5, 2020
    • SARTORIUS STEDIM BIOTECH GmbH
    • Paschalis NIKOLOUDIS
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Application

    FILTER WITH EXTERIOR AND INTERIOR MEDIA COMPONENTS AND METHOD OF FI...

    • Publication number 20200047090
    • Publication date Feb 13, 2020
    • Filtration Technology Corporation
    • John R. Hampton
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Application

    FILTER ELEMENT

    • Publication number 20190232203
    • Publication date Aug 1, 2019
    • Hydac Filter Systems GmbH
    • Andreas SCHUNK
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Application

    FIXED RIGID WALL DEVICE FOR COMPRESSED PLEAT CONFIGURATION FILTERS

    • Publication number 20190224626
    • Publication date Jul 25, 2019
    • EMD Millipore Corporation
    • Songhua Liu
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Application

    FILTER ELEMENT

    • Publication number 20190143250
    • Publication date May 16, 2019
    • RT- Filtertechnik GmbH
    • Frank OBERLI
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Application

    FILTER WITH EXTERIOR AND INTERIOR MEDIA COMPONENTS AND METHOD OF FI...

    • Publication number 20180345181
    • Publication date Dec 6, 2018
    • Filtration Technology Corporation
    • John R. Hampton
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Application

    Filter Element and Filter Assembly

    • Publication number 20180250625
    • Publication date Sep 6, 2018
    • Mann + Hummel GmbH
    • Frank Pflueger
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Application

    FILTER ELEMENT

    • Publication number 20180161703
    • Publication date Jun 14, 2018
    • RT- Filtertechnik GmbH
    • Marco BAUTZ
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Application

    FILTER ASSEMBLY AND METHODS

    • Publication number 20180117518
    • Publication date May 3, 2018
    • Donaldson Company, Inc.
    • Philip E. JOHNSON
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Application

    FILTER DEVICE

    • Publication number 20180043290
    • Publication date Feb 15, 2018
    • RT- Filtertechnik GmbH
    • Marco BAUTZ
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Application

    Pleated Filter Element

    • Publication number 20170056807
    • Publication date Mar 2, 2017
    • Mann + Hummel GmbH
    • Martin Klein
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Application

    Filter Insert Piece Comprising a Pleated Filter Element

    • Publication number 20170056793
    • Publication date Mar 2, 2017
    • Mann + Hummel GmbH
    • Martin Klein
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Application

    Filter Insert for a Fluid, in Particular Transmission Oil

    • Publication number 20160339365
    • Publication date Nov 24, 2016
    • Mann + Hummel GmbH
    • Sven Epli
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Application

    Liquid Filter

    • Publication number 20140238927
    • Publication date Aug 28, 2014
    • Mann + Hummel GmbH
    • Mathias Volk
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Application

    PLEATED FILTER MEDIA WITH CONTINUALLY VARYING INTERMEDIATE PLEAT HE...

    • Publication number 20130306547
    • Publication date Nov 21, 2013
    • Lydall, Inc.
    • DOUGLAS A. D. NORRIS
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Application

    FILTER

    • Publication number 20130264252
    • Publication date Oct 10, 2013
    • SARTORIUS STEDIM BIOTECH GmbH
    • Paschalis Nikoloudis
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Application

    FILTER ELEMENT

    • Publication number 20130140227
    • Publication date Jun 6, 2013
    • Gerhard Stehle
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Application

    CIRCUMFERENTIALLY PLEATED FILTER ASSEMBLY AND METHOD OF FORMING THE...

    • Publication number 20110152054
    • Publication date Jun 23, 2011
    • 3M Innovative Properties Company
    • Brian L. Fall
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Application

    Filter with Exterior and Interior Media Components and Method of Fi...

    • Publication number 20100300991
    • Publication date Dec 2, 2010
    • Filtration Technology Corporation
    • John R. Hampton
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Application

    Fluid Filter Assembly

    • Publication number 20100243554
    • Publication date Sep 30, 2010
    • Nathan Herrin
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Application

    PLEATED MULTI-LAYER FILTER MEDIA AND CARTRIDGE

    • Publication number 20100089819
    • Publication date Apr 15, 2010
    • 3M Innovative Properties Company
    • Thomas J. Hamlin
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Application

    FILTER FOR BODY FLUIDS

    • Publication number 20090032469
    • Publication date Feb 5, 2009
    • Sorin Biomedica Cardio S.r.l.
    • Ivo Panzani
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Application

    PLEATED FILTER

    • Publication number 20090020472
    • Publication date Jan 22, 2009
    • 3M Innovative Properties Company
    • Jeffrey A. Lucas
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Application

    Filter Apparatus and Filter Body

    • Publication number 20080308488
    • Publication date Dec 18, 2008
    • Keisaku Iwakata
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Application

    MULTI-LAYER FILTER INCLUDING RETAINERS

    • Publication number 20080302717
    • Publication date Dec 11, 2008
    • CUMMINS FILTRATION IP, INC.
    • Brian J. Terry
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Application

    Filter Medium for a Fluid

    • Publication number 20080093288
    • Publication date Apr 24, 2008
    • Hartmut Harr
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Application

    PLEATED TYPE CARTRIDGE FILTER DEVICE

    • Publication number 20070278149
    • Publication date Dec 6, 2007
    • Hirokazu Kuwabara
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL