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the valving being fluid-actuated

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  • F04B7/02
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FMECHANICAL ENGINEERING LIGHTING HEATING WEAPONS BLASTING ENGINES OR PUMPS F04Liquid pumps F04BPOSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS F04B7/00Piston machines or pumps characterised by having positively-driven valving

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F04B7/02the valving being fluid-actuated
Industries

Patents Grantslast 30 patents

  • Information Patent Grant

    Ozone injector device
    • Patent number 12,180,102
    • Issue date Dec 31, 2024
    • C01 - INORGANIC CHEMISTRY
  • Information Patent Grant

    Through-hardened valve seat for hydraulic fracturing
    • Patent number 12,173,800
    • Issue date Dec 24, 2024
    • Alpha 3D LLC
    • Erik Rasmussen
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    Fluid end assembly
    • Patent number 12,135,024
    • Issue date Nov 5, 2024
    • Kerr Machine Co.
    • Christopher Todd Barnett
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    Fluid pump assembly
    • Patent number 12,104,591
    • Issue date Oct 1, 2024
    • Jeffery D. Baird
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    Fluid end assembly
    • Patent number 12,092,087
    • Issue date Sep 17, 2024
    • Kerr Machine Co.
    • Micheal Cole Thomas
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    Axial piston machine with control valve
    • Patent number 12,078,165
    • Issue date Sep 3, 2024
    • Liebherr Machines Bulle SA
    • Patrick Wohlhauser
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Pumping cassette
    • Patent number 12,066,017
    • Issue date Aug 20, 2024
    • Deka Products Limited Partnership
    • Jason A. Demers
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Fluid routing plug
    • Patent number 12,049,880
    • Issue date Jul 30, 2024
    • Kerr Machine Co.
    • Nicholas Son
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Fluid pumping systems, devices and methods
    • Patent number 12,044,229
    • Issue date Jul 23, 2024
    • Deka Products Limited Partnership
    • Brian D. Tracey
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Grant

    High pressure pump
    • Patent number 12,018,662
    • Issue date Jun 25, 2024
    • Kerr Machine Co.
    • John Keith
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Fluid end
    • Patent number 12,012,955
    • Issue date Jun 18, 2024
    • Kerr Machine Co.
    • Micheal Cole Thomas
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Fluid end
    • Patent number 12,012,954
    • Issue date Jun 18, 2024
    • Kerr Machine Co.
    • Micheal Cole Thomas
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    Rodless pump and multi-sealing hydraulic sub artificial lift system
    • Patent number 11,994,012
    • Issue date May 28, 2024
    • Digital Downhole, Inc.
    • Austin J. Shields
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Hydraulic piston pump for a hydraulic tool
    • Patent number 11,958,177
    • Issue date Apr 16, 2024
    • Milwaukee Electric Tool Corporation
    • James G. Ballard
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Grant

    Medical fluid therapy machine including pneumatic pump box and accu...
    • Patent number 11,946,466
    • Issue date Apr 2, 2024
    • Baxter International Inc.
    • Charles Wayne Boylan
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Fluid routing plug
    • Patent number 11,920,587
    • Issue date Mar 5, 2024
    • Kerr Machine Co.
    • Micheal Cole Thomas
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Multi-fluid precision calibration pressure source
    • Patent number 11,913,439
    • Issue date Feb 27, 2024
    • King Nutronics, LLC
    • Amir Gnessin
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Ozone injector device
    • Patent number 11,905,191
    • Issue date Feb 20, 2024
    • AQUASTAR POOL PRODUCTS, INC.
    • Olaf Mjelde
    • C01 - INORGANIC CHEMISTRY
  • Information Patent Grant

    Pump fluid end with suction valve closure assist
    • Patent number 11,885,316
    • Issue date Jan 30, 2024
    • Halliburton Energy Services, Inc.
    • Justin Lee Hurst
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Fluid routing plug
    • Patent number 11,859,601
    • Issue date Jan 2, 2024
    • Kerr Machine Co.
    • Nicholas Son
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Fluid routing plug
    • Patent number 11,859,611
    • Issue date Jan 2, 2024
    • Kerr Machine Co.
    • Micheal Cole Thomas
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    Fluid transfer and depressurization system
    • Patent number 11,859,612
    • Issue date Jan 2, 2024
    • TPE Midstream, LLC
    • Douglas A. Sahm
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    High pressure pump
    • Patent number 11,846,282
    • Issue date Dec 19, 2023
    • Kerr Machine Co.
    • Mark S. Nowell
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    System for monitoring and controlling fluid flow in a hemodialysis...
    • Patent number 11,828,279
    • Issue date Nov 28, 2023
    • Deka Products Limited Partnership
    • Michael J. Wilt
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Automatic double-acting valve and pump equipped with said valve
    • Patent number 11,828,275
    • Issue date Nov 28, 2023
    • Annovi Reverberi S.p.A.
    • Pierluigi Argentino
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Ozone injector device
    • Patent number 11,820,683
    • Issue date Nov 21, 2023
    • AQUASTAR POOL PRODUCTS, INC.
    • Olaf Mjelde
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Vacuum pumping system having multiple pumps
    • Patent number 11,815,079
    • Issue date Nov 14, 2023
    • Edwards Limited
    • Andrew David Chew
    • C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
  • Information Patent Grant

    Fluid end assembly
    • Patent number 11,808,254
    • Issue date Nov 7, 2023
    • Kerr Machine Co.
    • Micheal Cole Thomas
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    Pumping cassette
    • Patent number 11,779,691
    • Issue date Oct 10, 2023
    • Deka Products Limited Partnership
    • Jason A. Demers
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Fluid pumping systems, devices and methods
    • Patent number 11,754,064
    • Issue date Sep 12, 2023
    • Deka Products Limited Partnership
    • Brian D. Tracey
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...

Patents Applicationslast 30 patents

  • Information Patent Application

    FLUID PUMPING SYSTEMS, DEVICES AND METHODS
    • Publication number 20240376882
    • Publication date Nov 14, 2024
    • DEKA Products Limited Partnership
    • Brian D. Tracey
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    FLUID ROUTING PLUG
    • Publication number 20240376875
    • Publication date Nov 14, 2024
    • KERR MACHINE CO.
    • Nicholas Son
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    HIGH PRESSURE PUMP
    • Publication number 20240344506
    • Publication date Oct 17, 2024
    • KERR MACHINE CO.
    • John Keith
    • E21 - EARTH DRILLING MINING
  • Information Patent Application

    FLUID END
    • Publication number 20240328405
    • Publication date Oct 3, 2024
    • KERR MACHINE CO.
    • Micheal Cole Thomas
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    FLUID END
    • Publication number 20240318643
    • Publication date Sep 26, 2024
    • KERR MACHINE CO.
    • Micheal Cole Thomas
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    COMPRESSION DEVICE AND METHOD
    • Publication number 20240318645
    • Publication date Sep 26, 2024
    • L'air Liquide, Societe Anonyme Pour L'Etude et L'Exploitation Des Procedes Ge...
    • Rasmey TRY
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    MULTIPLE-VALVE SYSTEM FOR A FLUID PUMP
    • Publication number 20240318644
    • Publication date Sep 26, 2024
    • SPM OIL & GAS INC.
    • Daryl BELSHAN
    • E21 - EARTH DRILLING MINING
  • Information Patent Application

    HYDRAULIC PUMP
    • Publication number 20240261953
    • Publication date Aug 8, 2024
    • Milwaukee Electric Tool Corporation
    • James G. Ballard
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Application

    MEDICAL FLUID THERAPY MACHINE INCLUDING PNEUMATIC PUMP BOX AND ACCU...
    • Publication number 20240200546
    • Publication date Jun 20, 2024
    • Baxter International Inc.
    • Charles Wayne Boylan
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    FLUID ROUTING PLUG
    • Publication number 20240175430
    • Publication date May 30, 2024
    • KERR MACHINE CO.
    • Micheal Cole Thomas
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    FLUID ROUTING PLUG
    • Publication number 20240167463
    • Publication date May 23, 2024
    • KERR MACHINE CO.
    • Nicholas Son
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    FLUID TRANSFER AND DEPRESSURIZATION SYSTEM
    • Publication number 20240125311
    • Publication date Apr 18, 2024
    • TPE MIDSTREAM LLC
    • Douglas A. Sahm
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    VALVE FOR THICK MATTER AND METHOD FOR ACTUATING A VALVE FOR THICK M...
    • Publication number 20240117891
    • Publication date Apr 11, 2024
    • Putzmeister Engineering GmbH
    • Jens Häfner
    • E04 - BUILDING
  • Information Patent Application

    PUMP FLUID END WITH SUCTION VALVE CLOSURE ASSIST
    • Publication number 20240110550
    • Publication date Apr 4, 2024
    • Halliburton Energy Services, Inc.
    • Justin Lee HURST
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    BLOOD TREATMENT SYSTEMS AND METHODS
    • Publication number 20240077069
    • Publication date Mar 7, 2024
    • DEKA Products Limited Partnership
    • Michael J. Wilt
    • F17 - STORING OF DISTRIBUTING GASES OR LIQUIDS
  • Information Patent Application

    Ozone Injector Device
    • Publication number 20240076217
    • Publication date Mar 7, 2024
    • AquaStar Pool Products, Inc.
    • Olaf Mjelde
    • C01 - INORGANIC CHEMISTRY
  • Information Patent Application

    FLUID END ASSEMBLY
    • Publication number 20240068459
    • Publication date Feb 29, 2024
    • KERR MACHINE CO.
    • Micheal Cole Thomas
    • E21 - EARTH DRILLING MINING
  • Information Patent Application

    PUMPING CASSETTE
    • Publication number 20240066197
    • Publication date Feb 29, 2024
    • DEKA Products Limited Partnership
    • Jason A. Demers
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    MICROFLUIDIC FLOW RATE CONTROL DEVICE AND METHOD
    • Publication number 20240003342
    • Publication date Jan 4, 2024
    • MICRO ELECTROCHEMICAL TECHNOLOGIES S.L.
    • Alberto Emanuel QUINTERO GAMEZ
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    FLUID PUMPING SYSTEMS, DEVICES AND METHODS
    • Publication number 20230400019
    • Publication date Dec 14, 2023
    • DEKA Products Limited Partnership
    • Brian D. Tracey
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    WELL SERVICE PUMP SYSTEM AND METHODS
    • Publication number 20230340949
    • Publication date Oct 26, 2023
    • AMERIFORGE GROUP INC.
    • BILL P. BRIDGES
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    FLUID ROUTING PLUG
    • Publication number 20230332584
    • Publication date Oct 19, 2023
    • KERR MACHINE CO.
    • Nicholas Son
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    BLOOD TREATMENT SYSTEMS AND METHODS
    • Publication number 20230287876
    • Publication date Sep 14, 2023
    • DEKA Products Limited Partnership
    • Michael J. Wilt
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Application

    FLUID END
    • Publication number 20230272786
    • Publication date Aug 31, 2023
    • KERR MACHINE CO.
    • Micheal Cole Thomas
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    RODLESS PUMP AND MULTI-SEALING HYDRAULIC SUB ARTIFICIAL LIFT SYSTEM
    • Publication number 20230250713
    • Publication date Aug 10, 2023
    • Digital Downhole Inc.
    • Austin J. Shields
    • E21 - EARTH DRILLING MINING
  • Information Patent Application

    FLUID ROUTING PLUG
    • Publication number 20230193887
    • Publication date Jun 22, 2023
    • KERR MACHINE CO.
    • Micheal Cole Thomas
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Hydraulic Pump
    • Publication number 20230093786
    • Publication date Mar 23, 2023
    • Milwaukee Electric Tool Corporation
    • James G. Ballard
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    BUFFERED PUMP SYSTEM
    • Publication number 20230062722
    • Publication date Mar 2, 2023
    • The Procter & Gamble Company
    • Matthew Stephen BAUER
    • B05 - SPRAYING OR ATOMISING IN GENERAL APPLYING LIQUIDS OR OTHER FLUENT MATER...
  • Information Patent Application

    FLUID END ASSEMBLY
    • Publication number 20230022890
    • Publication date Jan 26, 2023
    • KERR MACHINE CO.
    • Micheal Cole Thomas
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    HIGH PRESSURE PUMP
    • Publication number 20230012666
    • Publication date Jan 19, 2023
    • KERR MACHINE CO.
    • John Keith
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...