especially adapted for liquid pumps

Industry

  • CPC
  • F04D29/688
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Patents Grantslast 30 patents

  • Information Patent Grant

    Method, system and apparatus for reducing fluid drag

    • Patent number 11,946,497
    • Issue date Apr 2, 2024
    • 13 MARI LTD.
    • Krassimir Fotev
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • 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

    Electrical submersible pump with liquid-gas homogenizer

    • Patent number 11,767,850
    • Issue date Sep 26, 2023
    • Saudi Arabian Oil Company
    • Hassan Mohamed Badr
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Permanent magnet direct-drive slurry pump based on gas film drag re...

    • Patent number 11,371,522
    • Issue date Jun 28, 2022
    • China University of Mining and Technology
    • Fangwei Xie
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Pump with housing having internal grooves

    • Patent number 11,236,764
    • Issue date Feb 1, 2022
    • AEROJET ROCKETDYNE, INC.
    • Khin Phui
    • F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...
  • Information Patent Grant

    Suction pipe inlet device for centrifugal pump

    • Patent number 10,907,639
    • Issue date Feb 2, 2021
    • FLSmidth A/S
    • Kenneth Lloyd Don
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Grant

    Centrifugal turbo machinery

    • Patent number 10,801,520
    • Issue date Oct 13, 2020
    • Mitsubishi Heavy Industries, Ltd.
    • Takeshi Sano
    • F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...
  • Information Patent Grant

    Screw type pump or motor

    • Patent number RE48011
    • Issue date May 26, 2020
    • HIVIS PUMPS AS
    • Alastair Simpson
  • Information Patent Grant

    Low inlet vorticity impeller having enhanced hydrodynamic wear char...

    • Patent number 10,648,480
    • Issue date May 12, 2020
    • FLSmidth A/S
    • Luis Fernando Echeverri
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Pumping apparatus having a flow guiding element

    • Patent number 10,634,165
    • Issue date Apr 28, 2020
    • SULZER MANAGEMENT AG
    • Steve Mehlhorn
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Centrifugal pump

    • Patent number 10,363,348
    • Issue date Jul 30, 2019
    • Terumo Kabushiki Kaisha
    • Shotaro Tanaka
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Pump device and pump system

    • Patent number 9,574,571
    • Issue date Feb 21, 2017
    • PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.
    • Bunki Kawano
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Propeller pump for pumping liquid

    • Patent number 9,556,884
    • Issue date Jan 31, 2017
    • XYLEM IP MANAGEMENT S.À.R.L.
    • Jörgen Burman
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Pump suction pipe

    • Patent number 9,334,885
    • Issue date May 10, 2016
    • Hitachi, Ltd.
    • Takashi Okihara
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Grant

    Inducer with cavitation instability controls to reduce vibrations a...

    • Patent number 9,206,820
    • Issue date Dec 8, 2015
    • Aerojet Rocketdyne, Inc.
    • Maria Romaniuk Subbaraman
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    System and method for the pumped feed of chips to a continuous dige...

    • Patent number 8,974,633
    • Issue date Mar 10, 2015
    • Valmet Aktiebolag
    • Anders Samuelsson
    • D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
  • Information Patent Grant

    Centrifugal pump intake channel

    • Patent number 7,798,772
    • Issue date Sep 21, 2010
    • KSB Aktiengesellschaft
    • Stephan Bross
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Turbomachine with fluid removal

    • Patent number 7,364,404
    • Issue date Apr 29, 2008
    • Rolls-Royce Deutschland Ltd & Co KG
    • Volker Guemmer
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Method and apparatus for modulating flow separation

    • Patent number 7,198,234
    • Issue date Apr 3, 2007
    • General Electric Company
    • Seyed Gholamali Saddoughi
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Inducer tip vortex suppressor

    • Patent number 7,097,414
    • Issue date Aug 29, 2006
    • Pratt & Whitney Rocketdyne, Inc.
    • Maynard L. Stangeland
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Secondary flow control system

    • Patent number 7,025,557
    • Issue date Apr 11, 2006
    • Concepts ETI, Inc.
    • David Japikse
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Method and apparatus for modulating flow separation

    • Patent number 6,869,049
    • Issue date Mar 22, 2005
    • General Electric Company
    • Seyed Gholamali Saddoughi
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Axial-flow type hydraulic machine

    • Patent number 6,736,594
    • Issue date May 18, 2004
    • Hitachi, Ltd.
    • Kouichi Irie
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Flow stabilizing device

    • Patent number 6,699,008
    • Issue date Mar 2, 2004
    • Concepts ETI, Inc.
    • David Japikse
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Turbo machines

    • Patent number 6,582,189
    • Issue date Jun 24, 2003
    • Hitachi, Ltd.
    • Kouichi Irie
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Turbo-type machines

    • Patent number 6,540,482
    • Issue date Apr 1, 2003
    • Hitachi, Ltd.
    • Kouichi Irie
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Turbo machines

    • Patent number 6,435,819
    • Issue date Aug 20, 2002
    • Hitachi, Ltd.
    • Kouichi Irie
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Turbo machines

    • Patent number 6,290,458
    • Issue date Sep 18, 2001
    • Hitachi, Ltd.
    • Kouichi Irie
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Surface of a body exposed to circumfluent fluid

    • Patent number 5,860,626
    • Issue date Jan 19, 1999
    • Josef Moser
    • B64 - AIRCRAFT AVIATION COSMONAUTICS
  • Information Patent Grant

    Structured surfaces for turbo-machine parts

    • Patent number 5,846,055
    • Issue date Dec 8, 1998
    • KSB Aktiengesellschaft
    • Sonke Brodersen
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES

Patents Applicationslast 30 patents

  • Information Patent Application

    PERMANENT MAGNET DIRECT-DRIVE SLURRY PUMP BASED ON GAS FILM DRAG RE...

    • Publication number 20220154733
    • Publication date May 19, 2022
    • CHINA UNIVERSITY OF MINING AND TECHNOLOGY
    • Fangwei XIE
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    LOW INLET VORTICITY IMPELLER HAVING ENHANCED HYDRODYNAMIC WEAR CHAR...

    • Publication number 20190120242
    • Publication date Apr 25, 2019
    • FLSMIDTH A/S
    • Luis Fernando Echeverri
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    METHOD AND PUMP FOR PUMPING HIGHLY VISCOUS FLUIDS

    • Publication number 20140356127
    • Publication date Dec 4, 2014
    • Johann Guelich
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    PUMP DEVICE AND PUMP SYSTEM

    • Publication number 20140056696
    • Publication date Feb 27, 2014
    • Bunki Kawano
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Inducer with Cavitation Instability Controls to Reduce Vibrations a...

    • Publication number 20130330185
    • Publication date Dec 12, 2013
    • Aerojet-General Corporation
    • Maria Romaniuk Subbaraman
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    PUMP SUCTION PIPE

    • Publication number 20130269817
    • Publication date Oct 17, 2013
    • Hitachi, Ltd
    • Takashi OKIHARA
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    FAN ASSEMBLY

    • Publication number 20130101396
    • Publication date Apr 25, 2013
    • HON HAI Precision Industry CO., LTD.
    • HAI-QING ZHOU
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    SUBMERSIBLE PUMP STAGE

    • Publication number 20130058777
    • Publication date Mar 7, 2013
    • SCHLUMBERGER TECHNOLOGY CORPORATION
    • Evgeny Mikhaylovich Sviridov
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    SYSTEM AND METHOD FOR THE PUMPED FEED OF CHIPS TO A CONTINUOUS DIGE...

    • Publication number 20120261084
    • Publication date Oct 18, 2012
    • Anders Samuelsson
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Method and Apparatus for Feeding Gaseous or Liquid Fluid into a Medium

    • Publication number 20090213686
    • Publication date Aug 27, 2009
    • Sulzer Pumpen AG
    • Toni Heikkilae
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Application

    Method and apparatus for modulating flow separation

    • Publication number 20060102800
    • Publication date May 18, 2006
    • Seyed Gholamali Saddoughi
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    Centrifugal pump intake channel

    • Publication number 20050265866
    • Publication date Dec 1, 2005
    • KSB Aktiengesellschaft
    • Stephan Bross
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Turbomachine with fluid removal

    • Publication number 20050238483
    • Publication date Oct 27, 2005
    • Volker Guemmer
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    Secondary flow control system

    • Publication number 20050152775
    • Publication date Jul 14, 2005
    • Concepts ETI, Inc.
    • David Japikse
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    Inducer tip vortex suppressor

    • Publication number 20050129500
    • Publication date Jun 16, 2005
    • Maynard L. Stangeland
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Method and apparatus for modulating flow separation

    • Publication number 20040016853
    • Publication date Jan 29, 2004
    • General Electric Company
    • Seyed Gholamali Saddoughi
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    Rotary blood pump

    • Publication number 20030113208
    • Publication date Jun 19, 2003
    • Robert M. Hart
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Application

    TURBO-TYPE MACHINES

    • Publication number 20030031559
    • Publication date Feb 13, 2003
    • Kouichi Irie
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Axial-flow type hydraulic machine

    • Publication number 20030002982
    • Publication date Jan 2, 2003
    • Kouichi Irie
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Flow stabilizing device

    • Publication number 20020192073
    • Publication date Dec 19, 2002
    • Concepts ETI, Inc.
    • David Japikse
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Turbo machines

    • Publication number 20020182069
    • Publication date Dec 5, 2002
    • Kouichi Irie
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Turbo machines

    • Publication number 20020004002
    • Publication date Jan 10, 2002
    • Kouichi Irie
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...