TREA

Multi-stage pumps

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Industry

  • CPC
  • F04D1/06
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Parent Industries

FMECHANICAL ENGINEERING LIGHTING HEATING WEAPONS BLASTING ENGINES OR PUMPS F04Liquid pumps F04DNON-POSITIVE DISPLACEMENT PUMPS F04D1/00Radial-flow pumps

Current Industry

F04D1/06Multi-stage pumps
Industries

Patents Grantslast 30 patents

  • Information Patent Grant

    Method of preventing damage to a pump
    • Patent number 12,258,979
    • Issue date Mar 25, 2025
    • AKER SOLUTIONS AS
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Pump shaft for a multi-stage pump
    • Patent number 12,234,831
    • Issue date Feb 25, 2025
    • KSB SE & Co. KGaA
    • Gerhard Gross
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Manufacture of an impeller in a hybrid process
    • Patent number 12,228,137
    • Issue date Feb 18, 2025
    • KSB SE & Co. KGaA
    • Tammuz Nobel
    • B33 - ADDITIVE MANUFACTURING TECHNOLOGY
  • Information Patent Grant

    Pump assembly
    • Patent number 12,188,485
    • Issue date Jan 7, 2025
    • KSB SE & Co. KGaA
    • Ralf Diederich
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Axial-centrifugal contra-rotating light weight, compact compression...
    • Patent number 12,188,406
    • Issue date Jan 7, 2025
    • INDIAN INSTITUTE OF TECHNOLOGY, KHARAGPUR
    • Chetankumar Sureshbhai Mistry
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Bearing assemblies, apparatuses, devices, systems, and methods incl...
    • Patent number 12,173,721
    • Issue date Dec 24, 2024
    • CHAMPIONX LLC
    • Brett Champlin
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Self-priming assembly for use in a multi-stage pump
    • Patent number 12,168,986
    • Issue date Dec 17, 2024
    • Pentair Flow Technologies, LLC
    • Bradley Wiyninger
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Barrel casing pump and method for manufacturing a barrel casing pump
    • Patent number 12,152,591
    • Issue date Nov 26, 2024
    • KSB SE & Co. KGaA
    • Peter Amann
    • F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...
  • Information Patent Grant

    Multiphase pump
    • Patent number 12,135,044
    • Issue date Nov 5, 2024
    • SULZER MANAGEMENT AG
    • Matthew Bourne
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Centrifugal well pump with threadedly coupled diffusers
    • Patent number 12,135,040
    • Issue date Nov 5, 2024
    • Schlumberger Technology Corporation
    • Andrew Robert Charles Henderson
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    Compensation assemblies for fluid handling devices and related devi...
    • Patent number 12,123,416
    • Issue date Oct 22, 2024
    • Flowserve Pte. Ltd.
    • Davide Balconi
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Fluid pump systems
    • Patent number 12,071,898
    • Issue date Aug 27, 2024
    • Hamilton Sundstrand Corporation
    • Adrian L. Stoicescu
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Electric submersible pump (ESP) assembly with load absorbing coupling
    • Patent number 12,066,026
    • Issue date Aug 20, 2024
    • Halliburton Energy Services, Inc.
    • Donn Jason Brown
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    Pump
    • Patent number 12,025,135
    • Issue date Jul 2, 2024
    • Mitsubishi Heavy Industries, Ltd.
    • Kimihiko Mitsuda
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Multistage pump
    • Patent number 12,025,150
    • Issue date Jul 2, 2024
    • SULZER MANAGEMENT AG
    • Steve Milojevic
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Grant

    Electrical submersible pumping systems
    • Patent number 12,025,136
    • Issue date Jul 2, 2024
    • Schlumberger Technology Corporation
    • Raju Ekambaram
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    Pump device and cooling device
    • Patent number 12,006,948
    • Issue date Jun 11, 2024
    • Nidec Corporation
    • Yoshihisa Kitamura
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Fallback prevention valve apparatus, system and method
    • Patent number 11,994,003
    • Issue date May 28, 2024
    • Halliburton Energy Services, Inc.
    • Wesley John Nowitzki
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Multistage pump and subsea pumping arrangement
    • Patent number 11,988,213
    • Issue date May 21, 2024
    • SULZER MANAGEMENT AG
    • Karel De Raeve
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Impeller assemblies and method of making
    • Patent number 11,988,223
    • Issue date May 21, 2024
    • Franklin Electric Co., Inc.
    • James J. Volk
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Rotary pump for conveying a fluid
    • Patent number 11,971,046
    • Issue date Apr 30, 2024
    • SULZER MANAGEMENT AG
    • Thomas Welschinger
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Centrifugal pump for pumping a multiphase suspension and a gas remo...
    • Patent number 11,953,013
    • Issue date Apr 9, 2024
    • SULZER MANAGEMENT AG
    • Kalle Titinen
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Two-vane pump and design method of two-vane pump for wastewater usi...
    • Patent number 11,953,023
    • Issue date Apr 9, 2024
    • Korea Institute of Industrial Technology
    • Jin Hyuk Kim
    • G06 - COMPUTING CALCULATING COUNTING
  • Information Patent Grant

    Centrifugal pump stage diffuser
    • Patent number 11,953,024
    • Issue date Apr 9, 2024
    • Halliburton Energy Services, Inc.
    • Ketankumar K. Sheth
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    System and method for a mechanical shaft lock on an electric submer...
    • Patent number 11,939,849
    • Issue date Mar 26, 2024
    • Extract Companies, LLC
    • Mitchell Lee Crane
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    Short impeller for a turbomachine
    • Patent number 11,933,323
    • Issue date Mar 19, 2024
    • OneSubsea IP UK Limited
    • Bernt-Helge Torkildsen
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    Lubricating an electric submersible pump
    • Patent number 11,913,464
    • Issue date Feb 27, 2024
    • Saudi Arabian Oil Company
    • Christopher Wrighton
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    Pump having an electric motor contained in a shell enclosed by a mo...
    • Patent number 11,898,574
    • Issue date Feb 13, 2024
    • DAB Pumps S.p.A.
    • Francesco Sinico
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Centrifugal pump assembly
    • Patent number 11,879,474
    • Issue date Jan 23, 2024
    • Grundfos Holding a/s
    • Martin Bang Kristensen
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Pump
    • Patent number 11,873,821
    • Issue date Jan 16, 2024
    • Mitsubishi Heavy Industries, Ltd.
    • Kimihiko Mitsuda
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...

Patents Applicationslast 30 patents