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multi-stage rotors

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FMECHANICAL ENGINEERING LIGHTING HEATING WEAPONS BLASTING ENGINES OR PUMPS F04Liquid pumps F04DNON-POSITIVE DISPLACEMENT PUMPS F04D29/00Details, component parts, or accessories

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F04D29/286multi-stage rotors
Industries

Patents Grantslast 30 patents

  • Information Patent Grant

    Gas bearing management for a compressor
    • Patent number 12,146,497
    • Issue date Nov 19, 2024
    • TRANE INTERNATIONAL INC.
    • Jacob T. Helgerson
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Axially nested compressors
    • Patent number 12,129,859
    • Issue date Oct 29, 2024
    • Honeywell International Inc.
    • Raghavendra Gattu
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Variable geometry supersonic compressor
    • Patent number 12,066,027
    • Issue date Aug 20, 2024
    • NEXT GEN COMPRESSION LLC
    • Shawn P. Lawlor
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Multistage centrifugal compressor
    • Patent number 12,049,903
    • Issue date Jul 30, 2024
    • Hitachi Industrial Products, Inc.
    • Kiyotaka Hiradate
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Air compressor for vehicle
    • Patent number 12,031,549
    • Issue date Jul 9, 2024
    • HANON SYSTEMS
    • Hyun Chil Kim
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Compressor rotor structure and method for arranging said rotor stru...
    • Patent number 11,959,485
    • Issue date Apr 16, 2024
    • Siemens Energy Global GmbH & Co. KG
    • Mark J. Kuzdzal
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Ceiling fan blade
    • Patent number 11,927,196
    • Issue date Mar 12, 2024
    • Hunter Fan Company
    • Bobby Neal Norwood
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Compressor rotor structure
    • Patent number 11,885,340
    • Issue date Jan 30, 2024
    • Siemens Energy Global GmbH & Co. KG
    • Martin Reimann
    • F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...
  • Information Patent Grant

    Gas bearing management for a compressor
    • Patent number 11,852,150
    • Issue date Dec 26, 2023
    • TRANE INTERNATIONAL INC.
    • Jacob T. Helgerson
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    High energy density turbomachines
    • Patent number 11,781,556
    • Issue date Oct 10, 2023
    • The Texas A&M University System
    • Abhay R. Patil
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Multi-stage rotor
    • Patent number 11,732,718
    • Issue date Aug 22, 2023
    • Feizal Alli Gaffoor
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Compressor rotor having seal elements
    • Patent number 11,725,665
    • Issue date Aug 15, 2023
    • Siemens Energy Global GmbH & Co. KG
    • Kevin Miny
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Impeller of rotating machine and rotating machine
    • Patent number 11,572,888
    • Issue date Feb 7, 2023
    • Mitsubishi Heavy Industries Compressor Corporation
    • Nobuyori Yagi
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Dual impeller
    • Patent number 11,536,287
    • Issue date Dec 27, 2022
    • Hanwha Power Systems Co., Ltd.
    • Robert Pelton
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Integrated gas compressor
    • Patent number 11,371,513
    • Issue date Jun 28, 2022
    • Solar Turbined Incorporated
    • Jess Lee Freeman
    • 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

    Centrifugal compressor for use with low global warming potential (G...
    • Patent number 11,365,740
    • Issue date Jun 21, 2022
    • Daikin Industries, Ltd.
    • Kenichi Masaki
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Centrifugal multistage compressor
    • Patent number 11,319,967
    • Issue date May 3, 2022
    • Hitachi Industrial Products, Ltd.
    • Kohei Nishida
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Fluid compressor
    • Patent number 11,313,373
    • Issue date Apr 26, 2022
    • Belenos Clean Power Holding AG
    • Rexhep Gashi
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Centrifugal compressor
    • Patent number 11,131,319
    • Issue date Sep 28, 2021
    • Mitsubishi Heavy Industries Compressor Corporation
    • Akihiro Nakaniwa
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Modular compressor with gas bearings and system for raising the pre...
    • Patent number 11,098,726
    • Issue date Aug 24, 2021
    • Vetco Gray Scandinavia AS
    • Giacomo Landi
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Centrifugal impeller for a turbine engine
    • Patent number 10,975,881
    • Issue date Apr 13, 2021
    • SAFRAN AIRCRAFT ENGINES
    • Sylvain Frederic Avakian
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Compressor, upper half assembly of the compressor, upper half diaph...
    • Patent number 10,954,959
    • Issue date Mar 23, 2021
    • Mitsubishi Heavy Industries Compressor Corporation
    • Hideki Yamada
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Liquid tolerant impeller for centrifugal compressors
    • Patent number 10,920,788
    • Issue date Feb 16, 2021
    • Nuovo Pignone SRL
    • Alberto Scotti Del Greco
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Rotary machine and diaphragm
    • Patent number 10,876,544
    • Issue date Dec 29, 2020
    • Mitsubishi Heavy Industries Compressor Corporation
    • Takanori Matsueda
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Dry gas extraction device and method
    • Patent number 10,871,173
    • Issue date Dec 22, 2020
    • Nuovo Pignone SRL
    • Matteo Bertoneri
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Multi-stage centrifugal compressor
    • Patent number 10,851,803
    • Issue date Dec 1, 2020
    • Mitsubishi Heavy Industries Compressor Corporation
    • Hirofumi Higuchi
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Compressor and the compressor controlling method
    • Patent number 10,808,711
    • Issue date Oct 20, 2020
    • LG Electronics Inc.
    • Namsoo Lee
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Device for generating a dynamic axial thrust to balance the overall...
    • Patent number 10,774,839
    • Issue date Sep 15, 2020
    • Thermodyn SAS
    • Thomas Alban
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Centrifugal compressor
    • Patent number 10,724,538
    • Issue date Jul 28, 2020
    • Mitsubishi Heavy Industries Compressor Corporation
    • Akihiro Nakaniwa
    • F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...

Patents Applicationslast 30 patents

  • Information Patent Application

    AIR-FLOATING CENTRIFUGAL COMPRESSOR
    • Publication number 20240352941
    • Publication date Oct 24, 2024
    • Sino-Brook New Energy Technology (Shanghai) Co., Ltd
    • Fujin FENG
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Variable Geometry Supersonic Compressor
    • Publication number 20240229804
    • Publication date Jul 11, 2024
    • NEXT GEN COMPRESSION LLC
    • Shawn P. LAWLOR
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    TURBOMACHINE ROTOR WITH STACKED IMPELLERS AND TURBOMACHINE
    • Publication number 20240200567
    • Publication date Jun 20, 2024
    • Nuovo Pignone Tecnologie S.r.l.
    • Francesco CANGIOLI
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    MULTISTAGE FLUID COMPRESSOR
    • Publication number 20240167481
    • Publication date May 23, 2024
    • HANON SYSTEMS
    • Seong Kook CHO
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Multistage Centrifugal Compressor
    • Publication number 20240151239
    • Publication date May 9, 2024
    • Hitachi Industrial Products, Ltd.
    • Kiyotaka HIRADATE
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    GAS BEARING MANAGEMENT FOR A COMPRESSOR
    • Publication number 20240133390
    • Publication date Apr 25, 2024
    • TRANE INTERNATIONAL INC.
    • Jacob T. Helgerson
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    METHOD FOR EFFICIENT PART LOAD COMPRESSOR OPERATION
    • Publication number 20240060497
    • Publication date Feb 22, 2024
    • NEXT GEN COMPRESSION LLC
    • Shawn P. LAWLOR
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    TWO STAGE MIXED-FLOW COMPRESSOR
    • Publication number 20230323886
    • Publication date Oct 12, 2023
    • Carrier Corporation
    • Vishnu Sishtla
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    MULTI-STAGE CENTRIFUGAL COMPRESSOR
    • Publication number 20230304501
    • Publication date Sep 28, 2023
    • ENOGIA
    • Arthur LEROUX
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    METHOD AND SYSTEM FOR CONTROLLING DIFFERENTIAL PRESSURE FOR AN EXTE...
    • Publication number 20230213037
    • Publication date Jul 6, 2023
    • TRANE INTERNATIONAL INC.
    • Jacob T. Helgerson
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    GAS BEARING MANAGEMENT FOR A COMPRESSOR
    • Publication number 20230213038
    • Publication date Jul 6, 2023
    • TRANE INTERNATIONAL INC.
    • Jacob T. Helgerson
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    COMPRESSOR ROTOR STRUCTURE AND METHOD FOR ARRANGING SAID ROTOR STRU...
    • Publication number 20230175513
    • Publication date Jun 8, 2023
    • Siemens Energy Global GmbH & Co. KG
    • Mark J. Kuzdzal
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    COMPRESSOR ROTOR HAVING SEAL ELEMENTS
    • Publication number 20230133059
    • Publication date May 4, 2023
    • Siemens Energy Global GmbH & Co. KG
    • Kevin Miny
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    COMPRESSOR ROTOR STRUCTURE
    • Publication number 20230125483
    • Publication date Apr 27, 2023
    • Siemens Energy Global GmbH & Co. KG
    • Martin Reimann
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    AIR COMPRESSOR FOR VEHICLE
    • Publication number 20230106824
    • Publication date Apr 6, 2023
    • HANON SYSTEMS
    • Hyun Chil KIM
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    IMPELLER AND CENTRIFUGAL COMPRESSOR
    • Publication number 20220403853
    • Publication date Dec 22, 2022
    • MITSUBISHI HEAVY INDUSTRIES COMPRESSOR CORPORATION
    • Nobuyori Yagi
    • F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...
  • Information Patent Application

    ROTATING MACHINERY
    • Publication number 20220372992
    • Publication date Nov 24, 2022
    • Mitsubishi Heavy Industries, Ltd.
    • Masamichi IINO
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    A MULTI-STAGE ROTOR
    • Publication number 20220243732
    • Publication date Aug 4, 2022
    • Feizal Alli GAFFOOR
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Application

    IMPELLER OF ROTATING MACHINE AND ROTATING MACHINE
    • Publication number 20220145898
    • Publication date May 12, 2022
    • MITSUBISHI HEAVY INDUSTRIES COMPRESSOR CORPORATION
    • Nobuyori Yagi
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    MULTISTAGE CENTRIFUGAL PUMP FOR CONVEYING A FLUID
    • Publication number 20220065255
    • Publication date Mar 3, 2022
    • SULZER MANAGEMENT AG
    • Bruno MAROCCIA
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Centrifugal Multistage Compressor
    • Publication number 20210164485
    • Publication date Jun 3, 2021
    • Kohei NISHIDA
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    CENTRIFUGAL COMPRESSOR ACHIEVING HIGH PRESSURE RATIO
    • Publication number 20210040958
    • Publication date Feb 11, 2021
    • Dresser-Rand Company
    • James M. Sorokes
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    CENTRIFUGAL COMPRESSOR FOR USE WITH LOW GLOBAL WARMING POTENTIAL (G...
    • Publication number 20210010478
    • Publication date Jan 14, 2021
    • DAIKIN APPLIED AMERICAS INC.
    • Kenichi MASAKI
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Application

    HIGH LOAD CAPACITY HYBRID FOIL BEARING
    • Publication number 20190368543
    • Publication date Dec 5, 2019
    • HAMILTON SUNDSTRAND CORPORATION
    • Richard A. Himmelmann
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    FLUID COMPRESSOR
    • Publication number 20190323509
    • Publication date Oct 24, 2019
    • Belenos Clean Power Holding AG
    • Rexhep Gashi
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    VAPOR CYCLE COMPRESSOR WITH VARIABLE INLET/OUTLET GEOMETRY
    • Publication number 20190178255
    • Publication date Jun 13, 2019
    • HONEYWELL INTERNATIONAL INC.
    • Michael Leighty
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    DUAL IMPELLER
    • Publication number 20190170155
    • Publication date Jun 6, 2019
    • Hanwha Power Systems Co., Ltd.
    • Robert Pelton
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    MODULAR COMPRESSOR WITH GAS BEARINGS AND SYSTEM FOR RAISING THE PRE...
    • Publication number 20190136862
    • Publication date May 9, 2019
    • Vetco Gray Scandinavia AS
    • Giacomo LANDI
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    ROTARY MACHINE AND DIAPHRAGM
    • Publication number 20190136869
    • Publication date May 9, 2019
    • MITSUBISHI HEAVY INDUSTRIES COMPRESSOR CORPORATION
    • Takanori Matsueda
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    ROTATING MACHINE COMPRISING A SEAL RING DAMPING SYSTEM
    • Publication number 20190085859
    • Publication date Mar 21, 2019
    • THERMODYN SAS
    • Benjamin David DEFOY
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...