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by using valves

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  • CPC
  • F04D15/0005
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Parent Industries

FMECHANICAL ENGINEERING LIGHTING HEATING WEAPONS BLASTING ENGINES OR PUMPS F04Liquid pumps F04DNON-POSITIVE DISPLACEMENT PUMPS F04D15/00Control

Current Industry

F04D15/0005by using valves
Industries

Patents Grantslast 30 patents

  • Information Patent Grant

    Flow path conversion pump
    • Patent number 12,215,694
    • Issue date Feb 4, 2025
    • LG Electronics Inc.
    • Kwangjae Won
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Hydraulic valve device and centrifugal pump assembly including such...
    • Patent number 12,158,212
    • Issue date Dec 3, 2024
    • GRUNDFOS HOLDING A/S
    • Olav Jensen
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • 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

    Liquid suck-back system and liquid suck-back method
    • Patent number 12,129,858
    • Issue date Oct 29, 2024
    • CHANGXIN MEMORY TECHNOLOGIES, INC.
    • Yujie Guo
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Adjusting apparatus for improving anti-cavitation effect of water p...
    • Patent number 12,129,870
    • Issue date Oct 29, 2024
    • Taizhou Vocational College of Science & Technology
    • Zhenhua Shen
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Pump housing with an interior for accommodating a pump rotor
    • Patent number 12,123,426
    • Issue date Oct 22, 2024
    • ECP ENTWICKLUNGSGESELLSCHAFT MBH
    • Lars Bredenbreuker
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Systems and methods for maintaining the prime of a pump
    • Patent number 12,104,612
    • Issue date Oct 1, 2024
    • Purdy Enterprises Inc.
    • Nicholas R Purdy
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Centrifugal pump
    • Patent number 12,038,012
    • Issue date Jul 16, 2024
    • HUAWEI DIGITAL POWER TECHNOLOGIES CO., LTD.
    • Jian Li
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Liquefied gas unloading and deep evacuation system
    • Patent number 12,031,541
    • Issue date Jul 9, 2024
    • ADVANCED FLOW SOLUTIONS, INC.
    • Blake Wallace
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Pump station for fertilization and irrigation system and water feed...
    • Patent number 12,025,156
    • Issue date Jul 2, 2024
    • Taizhou Vocational College of Science & Technology
    • Chao Wang
    • A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
  • 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

    Integrated water pump and valve device
    • Patent number 11,953,014
    • Issue date Apr 9, 2024
    • GMB KOREA CORP.
    • Kyung Hwan Kim
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Sand protection device for downhole pump
    • Patent number 11,939,991
    • Issue date Mar 26, 2024
    • Oil Tool Solutions, Inc.
    • Andrew Jardine Leitch
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    Thermal management assembly of a vehicle
    • Patent number 11,919,383
    • Issue date Mar 5, 2024
    • Industrie Saleri Italo S.p.A.
    • Alfonso Surace
    • B60 - VEHICLES IN GENERAL
  • Information Patent Grant

    Multifunctional pump assembly
    • Patent number 11,852,147
    • Issue date Dec 26, 2023
    • Cooper-Standard Automotive Inc.
    • David S. Malone
    • A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
  • Information Patent Grant

    System for pumping a fluid and method for its operation
    • Patent number 11,846,290
    • Issue date Dec 19, 2023
    • Karen Todal
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Remote control smart blower
    • Patent number 11,795,959
    • Issue date Oct 24, 2023
    • TURBOWIN CO., LTD.
    • Minsoo Kim
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Multistage centrifugal pump
    • Patent number 11,788,533
    • Issue date Oct 17, 2023
    • SULZER MANAGEMENT AG
    • Marc Widmer
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Centrifugal pump device
    • Patent number 11,746,795
    • Issue date Sep 5, 2023
    • Grundfos Holding a/s
    • Alessandro Iacoponi
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Pump housing with an interior for accommodating a pump rotor
    • Patent number 11,703,064
    • Issue date Jul 18, 2023
    • ECP ENTWICKLUNGSGESELLSCHAFT MBH
    • Lars Bredenbreuker
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Washer fluid pump
    • Patent number 11,697,399
    • Issue date Jul 11, 2023
    • Hyundai Motor Company
    • Byoung Gyu Park
    • B60 - VEHICLES IN GENERAL
  • Information Patent Grant

    Centrifugal pump unit and method for moving a valve element in a pu...
    • Patent number 11,680,571
    • Issue date Jun 20, 2023
    • Grundfos Holding a/s
    • Thomas Blad
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Electric priming pump device
    • Patent number 11,674,516
    • Issue date Jun 13, 2023
    • Joshua J. McPherson
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Air pump for an inflatable body
    • Patent number 11,668,312
    • Issue date Jun 6, 2023
    • Bestway Inflatables & Material Corp.
    • Shuiyong Huang
    • F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...
  • Information Patent Grant

    Methods and systems for cooling a pressurized fluid with a reduced-...
    • Patent number 11,624,373
    • Issue date Apr 11, 2023
    • Concepts NREC, LLC
    • Kerry N. Oliphant
    • F28 - HEAT EXCHANGE IN GENERAL
  • Information Patent Grant

    Dual priming system for a pump
    • Patent number 11,619,235
    • Issue date Apr 4, 2023
    • Hale Products, Inc.
    • Michael A. Laskaris
    • A62 - LIFE-SAVING FIRE-FIGHTING
  • Information Patent Grant

    Device for protecting an electric pump against overpressures
    • Patent number 11,560,896
    • Issue date Jan 24, 2023
    • 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 11,555,499
    • Issue date Jan 17, 2023
    • Grundfos Holding a/s
    • Thomas Blad
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Density gas separation appartus for electric submersible pumps
    • Patent number 11,525,448
    • Issue date Dec 13, 2022
    • Halliburton Energy Services, Inc.
    • Donn J. Brown
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Pump assembly
    • Patent number 11,512,712
    • Issue date Nov 29, 2022
    • Grundfos Holding a/s
    • Thomas Blad
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...

Patents Applicationslast 30 patents