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  • F04C2220/12
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FMECHANICAL ENGINEERING LIGHTING HEATING WEAPONS BLASTING ENGINES OR PUMPS F04Liquid pumps F04CROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS F04C2220/00Application

Current Industry

F04C2220/12Dry running
Industries

Patents Grantslast 30 patents

Patents Applicationslast 30 patents

  • Information Patent Application

    CAM RING AND PLATE MODULE FOR VEHICLE VACUUM PUMPS, AND METHOD OF M...
    • Publication number 20250122601
    • Publication date Apr 17, 2025
    • Hyundai Motor Company
    • Hak Soo Kim
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
  • Information Patent Application

    METHOD FOR STOPPING A VACUUM PUMP
    • Publication number 20240035472
    • Publication date Feb 1, 2024
    • Edwards S.R.O
    • Richard Glyn Horler
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    DRY VACUUM PUMP AND MANUFACTURING METHOD
    • Publication number 20230323878
    • Publication date Oct 12, 2023
    • PFEIFFER VACUUM
    • Laetitia POPIN
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    DRY VACUUM PUMP
    • Publication number 20230143219
    • Publication date May 11, 2023
    • ATELIERS BUSCH SA
    • Didier MÜLLER
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    DRY VACUUM PUMP
    • Publication number 20230033204
    • Publication date Feb 2, 2023
    • PFEIFFER VACUUM
    • Yann OLIVIER
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    PUMP UNIT
    • Publication number 20220299030
    • Publication date Sep 22, 2022
    • PFEIFFER VACUUM
    • Eric MANDALLAZ
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    COOLED DRY VACUUM SCREW PUMP
    • Publication number 20220268279
    • Publication date Aug 25, 2022
    • FRUVAC LTD.
    • Khurram Akhtar
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    ROUGH-VACUUM PUMP OF DRY TYPE
    • Publication number 20220120279
    • Publication date Apr 21, 2022
    • PFEIFFER VACUUM
    • Paul DECORDE
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Friction-Optimized Vacuum Orbiter Pump
    • Publication number 20210222694
    • Publication date Jul 22, 2021
    • NIDEC GPM GmbH
    • Conrad Nickel
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Device and Method for Evacuating a Chamber and Purifying the Gas Ex...
    • Publication number 20200408211
    • Publication date Dec 31, 2020
    • Heiner Kösters
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Application

    PRIMARY VACUUM PUMP OF DRY TYPE AND METHOD FOR CONTROLLING THE INJE...
    • Publication number 20200102960
    • Publication date Apr 2, 2020
    • PFEIFFER VACUUM
    • Serge BRANDOLIN
    • B08 - CLEANING
  • Information Patent Application

    ROTARY VANE VACUUM PUMP
    • Publication number 20200072215
    • Publication date Mar 5, 2020
    • PFEIFFER VACUUM GMBH
    • Sebastian OBERBECK
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Application

    MOTOR VEHICLE VACUUM PUMP ARRANGEMENT
    • Publication number 20190323506
    • Publication date Oct 24, 2019
    • PIERBURG PUMP TECHNOLOGY GMBH
    • Sebastian Cramer
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    STATOR, ROTARY SHAFT, DRY VACUUM PUMP AND ASSOCIATED MANUFACTURING...
    • Publication number 20190277286
    • Publication date Sep 12, 2019
    • PFEIFFER VACUUM
    • Eric MANDALLAZ
    • F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...
  • Information Patent Application

    DRY-COMPRESSING VACUUM PUMP
    • Publication number 20190186493
    • Publication date Jun 20, 2019
    • Thomas Dreifert
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    DRY VACUUM PUMP
    • Publication number 20180340535
    • Publication date Nov 29, 2018
    • Leybold GmbH
    • Peter BIRCH
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    PUMP COMPRISING A PROXIMITY SENSOR
    • Publication number 20180238328
    • Publication date Aug 23, 2018
    • Edwards Limited
    • Phillip North
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    VACUUM-GENERATING PUMPING SYSTEM AND PUMPING METHOD USING THIS PUMP...
    • Publication number 20170298935
    • Publication date Oct 19, 2017
    • ATELIERS BUSCH SA
    • Didier MÜLLER
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    PUMPING METHOD IN A SYSTEM OF VACUUM PUMPS AND SYSTEM OF VACUUM PUMPS
    • Publication number 20170089339
    • Publication date Mar 30, 2017
    • ATELIERS BUSCH SA
    • Didier MÜLLER
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    VACUUM PUMP
    • Publication number 20140112815
    • Publication date Apr 24, 2014
    • EBARA CORPORATION
    • Soichi Kudara
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    SCREW VACUUM PUMP
    • Publication number 20130058823
    • Publication date Mar 7, 2013
    • NATIONAL UNIVERSITY CORPORATION TOHOKU UNIVERSITY
    • Tadahiro Ohmi
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    SCROLL COMPRESSOR
    • Publication number 20130011288
    • Publication date Jan 10, 2013
    • EDWARDS LIMITED
    • Ian David Stones
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    PUMP
    • Publication number 20120251368
    • Publication date Oct 4, 2012
    • EDWARDS LIMITED
    • Philip John Stephens
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Method And Device For Pumping With Reduced Power Use
    • Publication number 20120219443
    • Publication date Aug 30, 2012
    • ADIXEN VACUUM PRODUCTS
    • Thierry Neel
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Displacement Pump with Internal Compression
    • Publication number 20120171068
    • Publication date Jul 5, 2012
    • Ralf Steffens
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    PUMPS
    • Publication number 20120171033
    • Publication date Jul 5, 2012
    • EDWARDS LIMITED
    • Emmanuel Uzoma Okoroafor
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    DRY PUMP
    • Publication number 20120134867
    • Publication date May 31, 2012
    • ULVAC, Inc.
    • Toshio Suzuki
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Vacuum Pump
    • Publication number 20120051948
    • Publication date Mar 1, 2012
    • VACUUBRAND GMBH + CO KG
    • Jürgen Dirscherl
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    DRY VACUUM PUMP
    • Publication number 20120003105
    • Publication date Jan 5, 2012
    • ADIXEN VACUUM PRODUCTS
    • Stéphane CROCHET
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    OILLESS SCREW COMPRESSOR AND COMPRESSED AIR COOLING UNIT
    • Publication number 20110243781
    • Publication date Oct 6, 2011
    • Hideki Fujimoto
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...