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Layout of fluid flow through the stages

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  • F04D19/028
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Parent Industries

FMECHANICAL ENGINEERING LIGHTING HEATING WEAPONS BLASTING ENGINES OR PUMPS F04Liquid pumps F04DNON-POSITIVE DISPLACEMENT PUMPS F04D19/00Axial-flow pumps

Current Industry

F04D19/028Layout of fluid flow through the stages
Industries

Patents Grantslast 30 patents

  • Information Patent Grant

    Compressor flowpath
    • Patent number 11,971,051
    • Issue date Apr 30, 2024
    • RTX Corporation
    • Lisa I. Brilliant
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Dual ESP with selectable pumps
    • Patent number 11,773,857
    • Issue date Oct 3, 2023
    • Baker Hughes Holdings LLC
    • Xiao Nan Lu
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    Compressor flowpath
    • Patent number 11,725,670
    • Issue date Aug 15, 2023
    • Raytheon Technologies Corporation
    • Lisa I. Brilliant
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Vacuum system with a multi-stage and multi-inlet vacuum pump with a...
    • Patent number 11,480,181
    • Issue date Oct 25, 2022
    • Pfeiffer Vacuum GmbH
    • Tobias Stoll
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Compressor flowpath
    • Patent number 11,428,242
    • Issue date Aug 30, 2022
    • Raytheon Technologies Corporation
    • Lisa I. Brilliant
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Method for operating a compressor of a turbomachine comprising prov...
    • Patent number 10,641,288
    • Issue date May 5, 2020
    • MTU Aero Engines AG
    • Tim Schneider
    • Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
  • Information Patent Grant

    Hybrid compressor
    • Patent number 10,480,519
    • Issue date Nov 19, 2019
    • Rolls-Royce North American Technologies Inc.
    • William B. Bryan
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Controlled convergence compressor flowpath for a gas turbine engine
    • Patent number 10,473,118
    • Issue date Nov 12, 2019
    • Siemens Aktiengesellschaft
    • John A. Orosa
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Fluid flow machine with high performance
    • Patent number 10,378,545
    • Issue date Aug 13, 2019
    • Rolls-Royce Deutschland Ltd & Co KG
    • Volker Guemmer
    • B64 - AIRCRAFT AVIATION COSMONAUTICS
  • Information Patent Grant

    Gas turbine compressor stage
    • Patent number 10,280,934
    • Issue date May 7, 2019
    • MTU Aero Engines AG
    • Werner Humhauser
    • F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...
  • Information Patent Grant

    Axial compressor for fluid-flow machines
    • Patent number 9,903,382
    • Issue date Feb 27, 2018
    • ANSALDO ENERGIA SWITZERLAND AG
    • Marco Micheli
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Multistage axial flow compressor
    • Patent number 9,759,230
    • Issue date Sep 12, 2017
    • Pratt & Whitney Canada Corp.
    • Kari Heikurinen
    • F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...
  • Information Patent Grant

    Gas turbine engine flow path geometry
    • Patent number 9,568,009
    • Issue date Feb 14, 2017
    • Rolls-Royce Corporation
    • Bronwyn Power
    • F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...
  • Information Patent Grant

    Fluid flow machine with blade row group
    • Patent number 8,562,288
    • Issue date Oct 22, 2013
    • Rollys-Royce Deutschland Ltd & Co KG
    • Volker Guemmer
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Multistage compressor for a gas turbine, comprising discharge ports...
    • Patent number 8,162,591
    • Issue date Apr 24, 2012
    • MTU Aero Engines GmbH
    • Frank Grauer
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Multistage pumps and compressors
    • Patent number 5,755,554
    • Issue date May 26, 1998
    • Weir Pumps Limited
    • Michael Leslie Ryall
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Multistage axial flow pumps and compressors
    • Patent number 5,562,405
    • Issue date Oct 8, 1996
    • Weir Pumps Limited
    • Michael L. Ryall
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Turboprop booster
    • Patent number 5,345,760
    • Issue date Sep 13, 1994
    • General Electric Company
    • Rollin G. Giffin
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Device for extending the working range of axial flow compressors
    • Patent number 4,116,584
    • Issue date Sep 26, 1978
    • Gutehoffnungshutte Sterkrade AG
    • Karl Bammert
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Axial-flow transsonic compressor
    • Patent number 4,011,028
    • Issue date Mar 8, 1977
    • Anatoly Nikolaevich Borsuk
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Multi-stage axial flow compressor
    • Patent number 3,937,592
    • Issue date Feb 10, 1976
    • Gutehoffnungshutte Sterkrade Aktiengesellschaft
    • Karl Bammert
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    3775023
    • Patent number 3,775,023
    • Issue date Nov 27, 1973
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    3363419
    • Patent number 3,363,419
    • Issue date Jan 16, 1968
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    3285567
    • Patent number 3,285,567
    • Issue date Nov 15, 1966
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    3121527
    • Patent number 3,121,527
    • Issue date Feb 18, 1964
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    3032260
    • Patent number 3,032,260
    • Issue date May 1, 1962
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    2990106
    • Patent number 2,990,106
    • Issue date Jun 27, 1961
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    2931563
    • Patent number 2,931,563
    • Issue date Apr 5, 1960
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    2846136
    • Patent number 2,846,136
    • Issue date Aug 5, 1958
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    2846137
    • Patent number 2,846,137
    • Issue date Aug 5, 1958
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES

Patents Applicationslast 30 patents

  • Information Patent Application

    COMPRESSOR FLOWPATH
    • Publication number 20230332622
    • Publication date Oct 19, 2023
    • Raytheon Technologies Corporation
    • Lisa I. Brilliant
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Application

    COMPRESSION SYSTEM FOR A GAS TURBINE, HIGH-PRESSURE COMPRESSOR, COM...
    • Publication number 20230160398
    • Publication date May 25, 2023
    • MTU Aero Engines AG
    • Harsimar Sahota
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    COMPRESSOR FLOWPATH
    • Publication number 20230131276
    • Publication date Apr 27, 2023
    • Lisa I. Brilliant
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Application

    VACUUM SYSTEM
    • Publication number 20210018004
    • Publication date Jan 21, 2021
    • PFEIFFER VACUUM GMBH
    • Tobias STOLL
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Fan System with Control Cooling and Method
    • Publication number 20200300255
    • Publication date Sep 24, 2020
    • Twin City Fan Companies, Ltd.
    • Jeffrey William Robinson
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    COMPRESSOR AND AIR CONDITIONER
    • Publication number 20200291948
    • Publication date Sep 17, 2020
    • GREEN REFRIGERATION EQUIPMENT ENGINEERING RESEARCH CENTER OF ZHUHAI GREE CO.,...
    • Yanjun HU
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    COMPRESSOR FLOWPATH
    • Publication number 20200240436
    • Publication date Jul 30, 2020
    • United Technologies Corporation
    • Lisa I. Brilliant
    • F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...
  • Information Patent Application

    Dual ESP with Selectable Pumps
    • Publication number 20200116154
    • Publication date Apr 16, 2020
    • BAKER HUGHES, A GE COMPANY, LLC
    • Xiao Nan Lu
    • E21 - EARTH DRILLING MINING
  • Information Patent Application

    LNG PLANT INCLUDING AN AXIAL COMPRESSOR AND A CENTRIFUGAL COMPRESSOR
    • Publication number 20180209427
    • Publication date Jul 26, 2018
    • Nuovo Pignone Tecnologie S.r.l.
    • Giuseppe IURISCI
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Application

    FLUID FLOW MACHINE WITH HIGH PERFORMANCE
    • Publication number 20180058456
    • Publication date Mar 1, 2018
    • ROLLS-ROYCE DEUTSCHLAND LTD & CO KG
    • Volker GUEMMER
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    AIR INJECTION FOR AN AXIAL COMPRESSOR WITH RADIALLY OUTER ANNULUS
    • Publication number 20170363107
    • Publication date Dec 21, 2017
    • Rolls-Royce North American Technologies, Inc.
    • Douglas D. Dierksmeier
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    INTERCOOLING FOR AN AXIAL COMPRESSOR WITH RADIALLY OUTER ANNULUS
    • Publication number 20170363108
    • Publication date Dec 21, 2017
    • Rolls-Royce North American Technologies, Inc.
    • Douglas D. Dierksmeier
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    PUMP DEVICE
    • Publication number 20150233383
    • Publication date Aug 20, 2015
    • GRUNDFOS HOLDING A/S
    • Allan Jessen
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    GAS TURBINE ENGINE FLOW PATH GEOMETRY
    • Publication number 20150128604
    • Publication date May 14, 2015
    • Rolls-Royce Corporation
    • Bronwyn Power
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Axial Compressor
    • Publication number 20150030438
    • Publication date Jan 29, 2015
    • Mitsubishi Hitachi Power Systems, Ltd.
    • Yasuo TAKAHASHI
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    COMPRESSOR FLOWPATH
    • Publication number 20130192198
    • Publication date Aug 1, 2013
    • Lisa I. Brilliant
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    AXIAL COMPRESSOR FOR FLUID-FLOW MACHINES
    • Publication number 20130121807
    • Publication date May 16, 2013
    • ALSTOM Technology Ltd.
    • Marco Micheli
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    FLUID FLOW MACHINE WITH BLADE ROW GROUP
    • Publication number 20110014040
    • Publication date Jan 20, 2011
    • ROLLS-ROYCE DEUTSCHLAND LTD & CO KG
    • Volker Guemmer
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    MULTISTAGE COMPRESSOR FOR A GAS TURBINE, COMPRISING DISCHARGE PORTS...
    • Publication number 20090232636
    • Publication date Sep 17, 2009
    • Frank Grauer
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES