TREA

flow-channels with a special cross-section contour

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  • F04D29/2255
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Parent Industries

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

Current Industry

F04D29/2255flow-channels with a special cross-section contour
Industries

Patents Grantslast 30 patents

  • Information Patent Grant

    Rotor having a plurality of spiral pathways to pass liquid or gas t...
    • Patent number 12,129,856
    • Issue date Oct 29, 2024
    • Yuriy Radzikh
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Single suction centrifugal blower
    • Patent number 11,852,163
    • Issue date Dec 26, 2023
    • Denso Corporation
    • Sho Kosaka
    • B60 - VEHICLES IN GENERAL
  • Information Patent Grant

    Compressor interstage throttle, and method of operating therof
    • Patent number 11,841,026
    • Issue date Dec 12, 2023
    • TRANE INTERNATIONAL INC.
    • Mark W. Harrison
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    High efficiency double suction impeller
    • Patent number 11,536,273
    • Issue date Dec 27, 2022
    • Nuovo Pignone Tecnologie Srl
    • Lorenzo Bergamini
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Diffuser pipe with axially-directed exit
    • Patent number 11,435,079
    • Issue date Sep 6, 2022
    • Pratt & Whitney Canada Corp.
    • Hien Duong
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Impeller for a liquid pump
    • Patent number 11,421,703
    • Issue date Aug 23, 2022
    • Boyesen, Inc.
    • Gregory S. Rarick
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    High-powered sanitary pump
    • Patent number 11,255,342
    • Issue date Feb 22, 2022
    • Hyung Bok Lee
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Centrifugal pump
    • Patent number 11,131,318
    • Issue date Sep 28, 2021
    • Daniel Scott Webb
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    High efficiency double suction impeller
    • Patent number 10,941,777
    • Issue date Mar 9, 2021
    • Nuovo Pignone Tecnologie Srl
    • Lorenzo Bergamini
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Compact centrifugal apparatus for conveying a fluid
    • Patent number 10,738,793
    • Issue date Aug 11, 2020
    • Hannah Farmer
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Hydrodynamic thrust bearings for rotary blood pump
    • Patent number 10,731,652
    • Issue date Aug 4, 2020
    • Heartware, Inc.
    • Jeffrey A. LaRose
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Grant

    Impeller, centrifugal pump and electric pump
    • Patent number 10,590,947
    • Issue date Mar 17, 2020
    • ZHEJIANG SANHUA AUTOMOTIVE COMPONENTS CO., LTD
    • Lianjing Niu
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Pump system for high pressure application
    • Patent number 10,465,689
    • Issue date Nov 5, 2019
    • Tucson Embedded Systems, Inc.
    • Elden Crom
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    Endwall cooling system
    • Patent number 10,370,983
    • Issue date Aug 6, 2019
    • Rolls-Royce Corporation
    • John A. Weaver
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Pump
    • Patent number 10,145,385
    • Issue date Dec 4, 2018
    • Johnson Electric S.A.
    • Chuan Jiang Guo
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Impeller shaft to bearing interface for centrifugal blood pump
    • Patent number 10,145,376
    • Issue date Dec 4, 2018
    • Terumo Kabushiki Kaisha
    • Koko Kumano
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Grant

    Centrifugal pumps having anti-air-locking features
    • Patent number 10,087,946
    • Issue date Oct 2, 2018
    • Brunswick Corporation
    • James S. Wylie
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Centrifugal pump
    • Patent number 9,938,979
    • Issue date Apr 10, 2018
    • Denso Corporation
    • Kunio Nanba
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Impeller for centrifugal rotary machine, and centrifugal rotary mac...
    • Patent number 9,897,101
    • Issue date Feb 20, 2018
    • Mitsubishi Heavy Industries, Ltd.
    • Ryosuke Saito
    • F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...
  • Information Patent Grant

    Pump system for high pressure application
    • Patent number 9,829,002
    • Issue date Nov 28, 2017
    • Tucson Embedded Systems, Inc.
    • Elden Crom
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    Hydrodynamic thrust bearings for rotary blood pump
    • Patent number 9,777,732
    • Issue date Oct 3, 2017
    • Heartware, Inc.
    • Jeffrey LaRose
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Grant

    Centrifugal fluid machine
    • Patent number 9,556,876
    • Issue date Jan 31, 2017
    • Mitsubishi Heavy Industries, Ltd.
    • Takeshi Sano
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Rotor machine intended to function as a pump or an agitator and an...
    • Patent number 9,546,661
    • Issue date Jan 17, 2017
    • Luossavaara-Kiirunavaara AB
    • Ola Eriksson
    • F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...
  • Information Patent Grant

    Relating to centrifugal pump impellers
    • Patent number 9,422,938
    • Issue date Aug 23, 2016
    • Weir Minerals Australia Ltd.
    • Kevin Edward Burgess
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Centrifugal pump impellers
    • Patent number 9,004,869
    • Issue date Apr 14, 2015
    • Weir Minerals Australia, Ltd.
    • Kevin Edward Burgess
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Centrifugal pump impellers
    • Patent number 8,608,445
    • Issue date Dec 17, 2013
    • Weir Minerals Australia, Ltd.
    • Kevin Edward Burgess
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Rotary pump with thrust bearings
    • Patent number 8,540,477
    • Issue date Sep 24, 2013
    • Heartware, Inc.
    • Jeffrey A. LaRose
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Grant

    Hydrodynamic thrust bearings for rotary blood pumps
    • Patent number 8,512,013
    • Issue date Aug 20, 2013
    • Heartware, Inc.
    • Jeffrey A. LaRose
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Grant

    Fluid machine
    • Patent number 8,469,654
    • Issue date Jun 25, 2013
    • National University Corporation Yokohama National University
    • Junichi Kurokawa
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Frustoconical centrifugal wheel
    • Patent number 8,313,299
    • Issue date Nov 20, 2012
    • Minel Kupferberg
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...

Patents Applicationslast 30 patents

  • Information Patent Application

    A Multi-Phase Rotor, System and Method for Maintaining a Stable Vap...
    • Publication number 20250020136
    • Publication date Jan 16, 2025
    • Cre 8 Technologies Limited
    • Alan Buys
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    COMPRESSOR INTERSTAGE THROTTLE, AND METHOD OF OPERATING THEROF
    • Publication number 20230139727
    • Publication date May 4, 2023
    • TRANE INTERNATIONAL INC.
    • Mark W. Harrison
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    HIGH EFFICIENCY DOUBLE SUCTION IMPELLER
    • Publication number 20210190073
    • Publication date Jun 24, 2021
    • Nuovo Pignone Tecnologie S.r.l.
    • Lorenzo Bergamini
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    IMPELLER FOR A LIQUID PUMP
    • Publication number 20210071680
    • Publication date Mar 11, 2021
    • Boyesen, Inc.
    • Gregory S. Rarick
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Centrifugal Pump
    • Publication number 20190277303
    • Publication date Sep 12, 2019
    • Daniel Scott Webb
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    HIGH EFFICIENCY DOUBLE SUCTION IMPELLER
    • Publication number 20190257311
    • Publication date Aug 22, 2019
    • Nuovo Pignone Tecnologie S.r.l.
    • Lorenzo BERGAMINI
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    ENDWALL COOLING SYSTEM
    • Publication number 20190032495
    • Publication date Jan 31, 2019
    • Rolls-Royce Corporation
    • John A. Weaver
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    HIGH EFFICIENCY DOUBLE SUCTION IMPELLER
    • Publication number 20180128271
    • Publication date May 10, 2018
    • Nuovo Pignone Tecnologie S.r.l.
    • Lorenzo BERGAMINI
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    High Efficiency Fan
    • Publication number 20180100515
    • Publication date Apr 12, 2018
    • Anthony R. Woods
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    PUMP SYSTEM FOR HIGH PRESSURE APPLICATION
    • Publication number 20180045202
    • Publication date Feb 15, 2018
    • Tucson Embedded Systems, Inc.
    • Elden Crom
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    HYDRODYNAMIC THRUST BEARINGS FOR ROTARY BLOOD PUMP
    • Publication number 20180010608
    • Publication date Jan 11, 2018
    • HEARTWARE, INC.
    • Jeffrey A. LAROSE
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Centrifugal Pumps Having Anti-Air-Locking Features
    • Publication number 20170227015
    • Publication date Aug 10, 2017
    • Brunswick Corporation
    • James S. Wylie
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    FLUID PUMP
    • Publication number 20170009777
    • Publication date Jan 12, 2017
    • MP Pumps
    • Karl Alexander Krug
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    ROTARY PUMP WITH THRUST BEARINGS
    • Publication number 20160138597
    • Publication date May 19, 2016
    • HEARTWARE, INC.
    • Jeffrey A. LaRose
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    PUMP IMPELLER FOR SUBMERGED PUMP AND SUBMERGED PUMP INCLUDING SAME
    • Publication number 20160108927
    • Publication date Apr 21, 2016
    • EBARA CORPORATION
    • Masahito KAWAI
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    DYNAMIC PRESSURE BEARING PUMP
    • Publication number 20160053769
    • Publication date Feb 25, 2016
    • NIDEC CORPORATION
    • Junya MIZUKAMI
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    DYNAMIC PRESSURE BEARING PUMP
    • Publication number 20160053770
    • Publication date Feb 25, 2016
    • NIDEC CORPORATION
    • Junya MIZUKAMI
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Hydraulic Turbines with Exit Flow Direction Opposite to its Inlet F...
    • Publication number 20150275913
    • Publication date Oct 1, 2015
    • Ahmed El Jamil Ahmed Mohamed
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    CENTRIFUGAL PUMP IMPELLERS
    • Publication number 20140105747
    • Publication date Apr 17, 2014
    • Weir Minerals Australia, Ltd.
    • Kevin Edward Burgess
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    ROTARY PUMP WITH THRUST BEARINGS
    • Publication number 20140046118
    • Publication date Feb 13, 2014
    • HEARTWARE, INC.
    • Jeffrey LaRose
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    HYDRODYNAMIC THRUST BEARINGS FOR ROTARY BLOOD PUMP
    • Publication number 20130317283
    • Publication date Nov 28, 2013
    • HEARTWARE, INC.
    • Jeffrey LaRose
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    LOW FLOW-HIGH PRESSURE CENTRIFUGAL PUMP
    • Publication number 20130287558
    • Publication date Oct 31, 2013
    • Frederic W. Buse
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    SHROUDED THRUST BEARINGS
    • Publication number 20120063942
    • Publication date Mar 15, 2012
    • HeartWare, Inc.
    • Jeffrey A. LaRose
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Application

    PUMP IMPELLER
    • Publication number 20110243732
    • Publication date Oct 6, 2011
    • Yung-Sho YANG
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    CENTRIFUGAL PUMP IMPELLERS
    • Publication number 20110158795
    • Publication date Jun 30, 2011
    • Kevin Edward Burgess
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    FLUID MACHINE
    • Publication number 20100322771
    • Publication date Dec 23, 2010
    • National University Corporation Yokohama National University
    • Junichi Kurokawa
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    CENTRIFUGAL IMPELLER
    • Publication number 20100290901
    • Publication date Nov 18, 2010
    • Add Blue Corporation Ltd.
    • Kwantae KIM
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    POND PUMP
    • Publication number 20090304501
    • Publication date Dec 10, 2009
    • Olaf Dickertmann
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Frustoconical centrifugal wheel
    • Publication number 20090280013
    • Publication date Nov 12, 2009
    • Minel Kupferberg
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    SUBMERSIBLE MULTISTAGE PUMP WITH IMPELLERS HAVING DIVERGING SHROUDS
    • Publication number 20090047119
    • Publication date Feb 19, 2009
    • FRANKLIN ELECTRONIC CO., INC.
    • Russell Bookout
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...