TREA

of reciprocating-piston type

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Industry

  • CPC
  • F04B19/22
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Parent Industries

FMECHANICAL ENGINEERING LIGHTING HEATING WEAPONS BLASTING ENGINES OR PUMPS F04Liquid pumps F04BPOSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS F04B19/00Machines or pumps having pertinent characteristics not provided for in, or of interest apart from, groups F04B1/00 - F04B17/00

Current Industry

F04B19/22of reciprocating-piston type
Industries

Patents Grantslast 30 patents

  • Information Patent Grant

    Connecting rod assembly for reciprocating pump
    • Patent number 12,366,245
    • Issue date Jul 22, 2025
    • VULCAN INDUSTRIAL HOLDINGS, LLC
    • Kyle Matthew Ellisor
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Sealing device for a piston rod of a reciprocating compressor
    • Patent number 12,359,723
    • Issue date Jul 15, 2025
    • Hoerbiger Wien GmbH
    • Martin Lagler
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Fluid end with clamped retention
    • Patent number 12,352,356
    • Issue date Jul 8, 2025
    • Kerr Machine Co.
    • Kelcy Jake Foster
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Fluid end assembly
    • Patent number 12,345,254
    • Issue date Jul 1, 2025
    • Kerr Machine Co.
    • Christopher Todd Barnett
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Liquid cooled plunger system
    • Patent number 12,338,813
    • Issue date Jun 24, 2025
    • Kerr Machine Co.
    • Micheal Cole Thomas
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    Variable displacement pumps
    • Patent number 12,331,740
    • Issue date Jun 17, 2025
    • Hamilton Sundstrand Corporation
    • Edward W. Goy
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Sealing device for a piston rod of a reciprocating compressor
    • Patent number 12,326,140
    • Issue date Jun 10, 2025
    • Hoerbiger Wien GmbH
    • Martin Lagler
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Fluid end assembly
    • Patent number 12,313,048
    • Issue date May 27, 2025
    • Kerr Machine Co.
    • Micheal Cole Thomas
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    Zeroing device
    • Patent number 12,313,060
    • Issue date May 27, 2025
    • Dana Motion Systems Italia S.r.l.
    • Luca Fontanesi
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Fluid dispensing system having a piston rod and wear sleeve
    • Patent number 12,313,061
    • Issue date May 27, 2025
    • Graco Minnesota Inc.
    • Jeromy D. Horning
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Packing seal assembly
    • Patent number 12,305,628
    • Issue date May 20, 2025
    • Kerr Machine Co.
    • Christopher Todd Barnett
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    System and process for recovering fugitive gas emissions
    • Patent number 12,303,815
    • Issue date May 20, 2025
    • Thomas Energy Systems, Inc.
    • Vincent A. Thomas
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Core of dual-motor driven inflatable pump
    • Patent number 12,292,043
    • Issue date May 6, 2025
    • Wei-Chi Wang
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    High pressure pump
    • Patent number 12,292,040
    • Issue date May 6, 2025
    • Kerr Machine Co.
    • John Keith
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    Fluid end
    • Patent number 12,281,649
    • Issue date Apr 22, 2025
    • Kerr Machine Co.
    • Micheal Cole Thomas
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    Reciprocating pump
    • Patent number 12,276,268
    • Issue date Apr 15, 2025
    • Tacmina Corporation
    • Naoya Toda
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    High pressure pump
    • Patent number 12,264,661
    • Issue date Apr 1, 2025
    • Kerr Machine Co.
    • John Keith
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    Open channel plunger for fracking pumps
    • Patent number 12,258,950
    • Issue date Mar 25, 2025
    • GD ENERGY PRODUCTS, LLC
    • Adam Bradley Avey
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    Two-stroke pumping method and oil production device
    • Patent number 12,258,949
    • Issue date Mar 25, 2025
    • Yangtze University
    • Xianzhong Yi
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Compressor and compressor system
    • Patent number 12,241,665
    • Issue date Mar 4, 2025
    • Mayekawa Mfg. Co., Ltd.
    • Takashige Inaba
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Modular power end
    • Patent number 12,221,958
    • Issue date Feb 11, 2025
    • Kerr Machine Co.
    • Kelcy Jake Foster
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    System for pumping hydraulic fracturing fluid using electric pumps
    • Patent number 12,209,490
    • Issue date Jan 28, 2025
    • U.S. Well Services, LLC
    • Joel N. Broussard
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    High-pressure pump
    • Patent number 12,196,164
    • Issue date Jan 14, 2025
    • Denso Corporation
    • Takayuki Ishihara
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Pump rod and driving link with side-load reducing configuration
    • Patent number 12,196,200
    • Issue date Jan 14, 2025
    • Graco Minnesota Inc.
    • David J. Thompson
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    System and method for maintaining pumps
    • Patent number 12,158,142
    • Issue date Dec 3, 2024
    • SPM Oil & Gas Inc.
    • Daryl Belshan
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    Pump having a pressure sensor to displace a known volume of fluid f...
    • Patent number 12,140,127
    • Issue date Nov 12, 2024
    • FIZE MEDICAL LTD.
    • Noam Levine
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Aligning reciprocating motion in fluid delivery systems
    • Patent number 12,140,140
    • Issue date Nov 12, 2024
    • Wagner Spray Tech Corporation
    • Christopher J. Sulzer
    • B05 - SPRAYING OR ATOMISING IN GENERAL APPLYING LIQUIDS OR OTHER FLUENT MATER...
  • Information Patent Grant

    Surface driven downhole pump system
    • Patent number 12,140,136
    • Issue date Nov 12, 2024
    • Saudi Arabian Oil Company
    • Jinjiang Xiao
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Reciprocating pump packing nut assembly
    • Patent number 12,140,138
    • Issue date Nov 12, 2024
    • LWF Services, LLC
    • Jeffrey Alan Lawson
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • 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

Patents Applicationslast 30 patents

  • Information Patent Application

    RECIPROCATING COMPRESSOR
    • Publication number 20250215867
    • Publication date Jul 3, 2025
    • LG ELECTRONICS INC.
    • Youngboo SON
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    FLUID PUMP HOUSING SECTION HAVING ONE OR MORE JOINING FLANGES COLLE...
    • Publication number 20250215875
    • Publication date Jul 3, 2025
    • Halliburton Energy Services, Inc.
    • Michael Foss
    • E21 - EARTH DRILLING MINING
  • Information Patent Application

    MODULAR POWER END
    • Publication number 20250180014
    • Publication date Jun 5, 2025
    • KERR MACHINE CO.
    • Kelcy Jake Foster
    • E21 - EARTH DRILLING MINING
  • Information Patent Application

    MAGNETIC BEARING FOR SUPPORTING AN RC PISTON
    • Publication number 20250154984
    • Publication date May 15, 2025
    • Nuovo Pignone Tecnologie S.r.l.
    • Massimiliano ORTIZ NERI
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    MOP BUCKET WITH CLEAN AND DIRTY WATER SEPARATION
    • Publication number 20250143531
    • Publication date May 8, 2025
    • Jian JIANG
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Refrigerant Compressor
    • Publication number 20250122868
    • Publication date Apr 17, 2025
    • Bitzer Kuhlmaschinenbau GmbH
    • Jens Mannewitz
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    PUMP ROD AND DRIVING LINK WITH SIDE-LOAD REDUCING CONFIGURATION
    • Publication number 20250101975
    • Publication date Mar 27, 2025
    • Graco Minnesota Inc.
    • David J. Thompson
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    RECIPROCATING PLUNGER PUMP WITH BI-DIRECTIONAL MULTI-COMPONENT CRAN...
    • Publication number 20250092949
    • Publication date Mar 20, 2025
    • A.W. CHESTERTON COMPANY
    • Thomas RICHARD
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    METHODS AND DEVICES FOR USE OF DEGASSED FLUIDS WITH FLUID ENHANCED...
    • Publication number 20250082389
    • Publication date Mar 13, 2025
    • THERMEDICAL, INC.
    • Michael G. Curley
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    HANDHELD CLEANING MACHINE
    • Publication number 20250073759
    • Publication date Mar 6, 2025
    • ZHEJIANG QIANJI INTELLIGENT TECHNOLOGY CO., LTD.
    • Keke FU
    • B05 - SPRAYING OR ATOMISING IN GENERAL APPLYING LIQUIDS OR OTHER FLUENT MATER...
  • Information Patent Application

    FLUID END ASSEMBLY
    • Publication number 20250075695
    • Publication date Mar 6, 2025
    • KERR MACHINE CO.
    • Christopher Todd Barnett
    • E21 - EARTH DRILLING MINING
  • Information Patent Application

    POWER END OF RECIPROCATING PUMP
    • Publication number 20250035253
    • Publication date Jan 30, 2025
    • GD Energy Products, LLC
    • Joshua Andrew Musto
    • E21 - EARTH DRILLING MINING
  • Information Patent Application

    FLUID END OF RECIPROCATING PUMP
    • Publication number 20250020115
    • Publication date Jan 16, 2025
    • GD Energy Products, LLC
    • Adam Eugene Mayes
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    FLUID END WITH EXTENSION PLATE
    • Publication number 20250012272
    • Publication date Jan 9, 2025
    • GD Energy Products, LLC
    • James Black
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    CRADLE PLATE FOR HIGH PRESSURE RECIPROCATING PUMPS
    • Publication number 20240426293
    • Publication date Dec 26, 2024
    • GD Energy Products, LLC
    • Konner Casey Kay
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    COMPRESSOR AND REFRIGERATION DEVICE
    • Publication number 20240426285
    • Publication date Dec 26, 2024
    • ANHUI MEIZHI COMPRESSOR CO., LTD.
    • Gang HUANG
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Pump-Based Fluid Flow Meter
    • Publication number 20240410348
    • Publication date Dec 12, 2024
    • FIZE MEDICAL LTD.
    • Noam Levine
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    POWER END MOUNT PLATE
    • Publication number 20240392764
    • Publication date Nov 28, 2024
    • GD Energy Products, LLC
    • Konner Casey Kay
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    SYRINGE PUMP
    • Publication number 20240392777
    • Publication date Nov 28, 2024
    • FLUID METERING, INC.
    • David Lionel RAWLINGS
    • 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

    LINER BORE SEAL FOR FLUID END OF A HIGH PRESSURE RECIPROCATING PUMP
    • Publication number 20240318647
    • Publication date Sep 26, 2024
    • GD Energy Products, LLC
    • Vadim Kachkovskiy
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    PISTON COMPRESSOR AND METHOD OF OPERATING THE SAME
    • Publication number 20240309859
    • Publication date Sep 19, 2024
    • Burckhardt Compression AG
    • Alexandre VOSER
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Reciprocal Pump Injector System
    • Publication number 20240295216
    • Publication date Sep 5, 2024
    • Timothy Nelson
    • A22 - BUTCHERING MEAT TREATMENT PROCESSING POULTRY OR FISH
  • Information Patent Application

    TORQUE CONVERTER CLUTCH APPLY SWITCH VALVE WITH INTERNAL LIMIT VALVE
    • Publication number 20240295217
    • Publication date Sep 5, 2024
    • Sonnax Transmission Company
    • Andrew Deyo
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    SYSTEM FOR PUMPING HYDRAULIC FRACTURING FLUID USING ELECTRIC PUMPS
    • Publication number 20240287885
    • Publication date Aug 29, 2024
    • U.S. Well Services, LLC
    • Joel N. BROUSSARD
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Application

    INDEPENDENT CONTROL OF AUGER AND HOPPER ASSEMBLY IN ELECTRIC BLENDE...
    • Publication number 20240246049
    • Publication date Jul 25, 2024
    • U.S. Well Services, LLC
    • Jared Oehring
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Application

    OPEN CHANNEL PLUNGER FOR FRACKING PUMPS
    • Publication number 20240240626
    • Publication date Jul 18, 2024
    • GD Energy Products, LLC
    • Adam Bradley Avey
    • E21 - EARTH DRILLING MINING
  • Information Patent Application

    SYSTEM FOR DISPENSING ABRASIVE MATERIAL
    • Publication number 20240240625
    • Publication date Jul 18, 2024
    • Graco Minnesota Inc.
    • Steven R. Sinders
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    CRADLE PLATE FOR HIGH PRESSURE RECIPROCATING PUMPS
    • Publication number 20240229786
    • Publication date Jul 11, 2024
    • GD Energy Products, LLC
    • Konner Casey Kay
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...