the fluid circulating through the piston

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Patents Applicationslast 30 patents

  • Information Patent Application

    Line Break Device

    • Publication number 20250020233
    • Publication date Jan 16, 2025
    • QTRCO, Inc.
    • Edward G. Holtgraver
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    VALVE SYSTEM

    • Publication number 20230417341
    • Publication date Dec 28, 2023
    • ASCO SAS
    • Cécilio SOBRINO
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    IMPROVEMENTS IN, OR RELATING TO, TRIGGER VALVES

    • Publication number 20230323972
    • Publication date Oct 12, 2023
    • Globalforce IP Limited
    • Timothy Walker
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    Apparatus For Negative-Pressure Therapy And Irrigation

    • Publication number 20230302269
    • Publication date Sep 28, 2023
    • KCI Licensing, Inc.
    • Timothy Mark ROBINSON
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    ARRANGEMENTS AND METHODS FOR CONTROLLED VALVE FLOW RATE

    • Publication number 20220390030
    • Publication date Dec 8, 2022
    • SWAGELOK COMPANY
    • William H. Glime
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    VALVE ASSEMBLY FOR WELL SYSTEMS

    • Publication number 20220260162
    • Publication date Aug 18, 2022
    • National-Oilwell Varco, L.P.
    • James W. Weir
    • E21 - EARTH DRILLING MINING
  • Information Patent Application

    CAPACITY CONTROL VALVE

    • Publication number 20220178358
    • Publication date Jun 9, 2022
    • EAGLE INDUSTRY CO., LTD.
    • Masahiro HAYAMA
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    PNEUMATIC-HYDRAULIC CONTROL VALVE

    • Publication number 20220170565
    • Publication date Jun 2, 2022
    • J.D. COMPONENTS CO., LTD.
    • PIN-CHIEH FENG
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Application

    GAS SOLENOID VALVE

    • Publication number 20220099210
    • Publication date Mar 31, 2022
    • KAWASAKI JUKOGYO KABUSHIKI KAISHA
    • Masayoshi OKAMOTO
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    THROUGH TUBING INSERT SAFETY VALVE FOR FLUID INJECTION

    • Publication number 20220003075
    • Publication date Jan 6, 2022
    • Baker Hughes Oilfield Operations LLC
    • Todd Christophe Jackson
    • E21 - EARTH DRILLING MINING
  • Information Patent Application

    APPARATUS FOR NEGATIVE-PRESSURE THERAPY AND IRRIGATION

    • Publication number 20210330956
    • Publication date Oct 28, 2021
    • KCI Licensing, Inc.
    • Timothy Mark ROBINSON
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Application

    PRESSURE REGULATOR FOR FLUID HAMMER REDUCTION

    • Publication number 20210325915
    • Publication date Oct 21, 2021
    • Hydril USA Distribution LLC
    • Michael James Connor
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    HYDRAULIC CONTROL SYSTEM FOR INDEX DOWNHOLE VALVES

    • Publication number 20210102440
    • Publication date Apr 8, 2021
    • Halliburton Energy Services, Inc.
    • Lorenzzo Breda Minassa
    • E21 - EARTH DRILLING MINING
  • Information Patent Application

    FLUID VALVE

    • Publication number 20210048111
    • Publication date Feb 18, 2021
    • Safran Aero Boosters SA
    • Arnaud Magette
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    SET OF JIGS FOR ASSEMBLING A VALVE, AND A DIAPHRAGM VALVE ASSEMBLED...

    • Publication number 20210048110
    • Publication date Feb 18, 2021
    • KITZ SCT CORPORATION
    • Hisanobu IIZUKA
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    DIAPHRAGM VALVES AND METHODS OF OPERATING SAME

    • Publication number 20200284360
    • Publication date Sep 10, 2020
    • Applied Materials, Inc.
    • Kenneth Le
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    LENGTH-ADJUSTABLE CONNECTING ROD WITH CONTROL DEVICE

    • Publication number 20200131985
    • Publication date Apr 30, 2020
    • AVL LIST GMBH
    • Helmut MELDE-TUCZAI
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Application

    EXTERNAL FUEL METERING VALVE WITH SHUTTLE MECHANISM

    • Publication number 20200124458
    • Publication date Apr 23, 2020
    • William Rigdon
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Application

    VALVE DEVICE, FLOW CONTROL METHOD USING THE SAME, AND SEMICONDUCTOR...

    • Publication number 20190285176
    • Publication date Sep 19, 2019
    • Fujikin Incorporated
    • Toshihide YOSHIDA
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    VALVE ASSEMBLY FOR WELL SYSTEMS

    • Publication number 20190264822
    • Publication date Aug 29, 2019
    • National-Oilwell Varco, L.P.
    • James W. Weir
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    WARM WATER RECIRCULATING VALVE USING DIRECT WATER SUPPLY TUBE

    • Publication number 20190249785
    • Publication date Aug 15, 2019
    • KYUNGDONG NAVIEN CO., LTD.
    • Seung Kil SON
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    EXTERNAL FUEL METERING VALVE WITH SHUTTLE MECHANISM

    • Publication number 20190078921
    • Publication date Mar 14, 2019
    • Black & Decker Inc.
    • William Rigdon
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Application

    UNIVERSAL AIR PRESSURE VALVE MODULE

    • Publication number 20180363790
    • Publication date Dec 20, 2018
    • BANZA STAMPING INDUSTRY CORP.
    • Li-Wei Chen
    • G05 - CONTROLLING REGULATING
  • Information Patent Application

    A Balanced Regulating Valve

    • Publication number 20180355998
    • Publication date Dec 13, 2018
    • Müller Gas Equipment A/S
    • Hauke Torp
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    VALVE STRUCTURE OF SHOCK ABSORBER

    • Publication number 20180340589
    • Publication date Nov 29, 2018
    • Mando Corporation
    • Moon Sang CHEONG
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    Apparatus For Negative-Pressure Therapy And Irrigation

    • Publication number 20180140822
    • Publication date May 24, 2018
    • KCI Licensing, Inc.
    • Timothy Mark ROBINSON
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Application

    Valve

    • Publication number 20180038506
    • Publication date Feb 8, 2018
    • WOCO INDUSTRIETECHNIK GMBH
    • Franz-Josef Brulin
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    PILOT VALVE

    • Publication number 20180023713
    • Publication date Jan 25, 2018
    • Anest Iwata Corporation
    • Mitsuo WATANABE
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    PRESSURE MAINTAINING VALVE FOR A REVERSIBLE CONNECTION TO AN AIR LINE

    • Publication number 20170357276
    • Publication date Dec 14, 2017
    • Dr. Ing. h.c.F. Porsche Aktiengesellschaft
    • Thomas SPRENGEL
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    LATCHING POPPET VALVE

    • Publication number 20170097100
    • Publication date Apr 6, 2017
    • Proserv Operations, Inc.
    • Andy PATTERSON
    • E21 - EARTH DRILLING MINING