TREA

characterised by using valves regulating pressure or flow rate

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Industry

  • CPC
  • F04C28/24
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Parent Industries

FMECHANICAL ENGINEERING LIGHTING HEATING WEAPONS BLASTING ENGINES OR PUMPS F04Liquid pumps F04CROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS F04C28/00Control of, monitoring of, or safety arrangements for, pumps or pumping installations specially adapted for elastic fluids

Current Industry

F04C28/24characterised by using valves regulating pressure or flow rate
Industries

Patents Grantslast 30 patents

Patents Applicationslast 30 patents

  • Information Patent Application

    SCROLL COMPRESSOR
    • Publication number 20240151227
    • Publication date May 9, 2024
    • LG ELECTRONICS INC.
    • Jinyong JANG
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    VACUUM PUMP WITH AN OIL MANAGEMENT SYSTEM
    • Publication number 20240110566
    • Publication date Apr 4, 2024
    • Fieldpiece Instruments, Inc.
    • Tinggui Hong
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    METHODS AND SYSTEMS FOR AIR COMPRESSOR AND ENGINE DRIVEN CONTROL
    • Publication number 20240068473
    • Publication date Feb 29, 2024
    • Illinois Tool Works Inc.
    • Nathan Joe Jochman
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    Scroll Compressor With Center Hub
    • Publication number 20240052836
    • Publication date Feb 15, 2024
    • Copeland LP
    • Natalie M. GEHRET
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    SCROLL PUMP
    • Publication number 20240018960
    • Publication date Jan 18, 2024
    • Edwards Limited
    • Alan Ernest Kinnaird Holbrook
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    METHOD FOR CONTROLLING A ROTARY SCREW COMPRESSOR
    • Publication number 20230279857
    • Publication date Sep 7, 2023
    • GARDNER DENVER DEUTSCHLAND GmbH
    • Ulrich Thomes
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    LIQUID RING PUMP CONTROL
    • Publication number 20230243353
    • Publication date Aug 3, 2023
    • Edwards Technologies Vacuum Engineering (Qingdao) Company Limited
    • Andries Daniel Jozef De Bock
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    eTXV DIRECT DISCHARGE INJECTION COMPRESSOR
    • Publication number 20220397316
    • Publication date Dec 15, 2022
    • HANON SYSTEMS
    • Steven Koester
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    GAS-LIQUID SEPARATOR AND METHOD AND AIR COMPRESSOR SYSTEM EQUIPPED...
    • Publication number 20220364563
    • Publication date Nov 17, 2022
    • VANAIR MANUFACTURING, INC.
    • Garrett M. Griggs
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    SCREW COMPRESSOR
    • Publication number 20220349404
    • Publication date Nov 3, 2022
    • Mitsubishi Electric Corporation
    • Masahiro KANDA
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    COOLED DRY VACUUM SCREW PUMP
    • Publication number 20220268279
    • Publication date Aug 25, 2022
    • FRUVAC LTD.
    • Khurram Akhtar
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    COMPRESSOR AND METHOD OF CONTROLLING THE COMPRESSOR
    • Publication number 20220205447
    • Publication date Jun 30, 2022
    • DANFOSS (TIANJIN) LTD.
    • Lin Ma
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    VARIABLE-FREQUENCY COMPRESSOR WITH ADAPTIVE HEATING POWER CONTROL...
    • Publication number 20220186730
    • Publication date Jun 16, 2022
    • DANFOSS (TIANJIN) LTD.
    • Shizhong Ji
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    ROTARY COMPRESSOR
    • Publication number 20220178372
    • Publication date Jun 9, 2022
    • DAIKIN INDUSTRIES, LTD.
    • Yukihiro INADA
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    COMPRESSOR AND AIR CONDITIONING SYSTEM
    • Publication number 20220136507
    • Publication date May 5, 2022
    • GREE ELECTRIC APPLIANCES, INC. OF ZHUHAI
    • Mingsheng ZHUO
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    METHOD FOR CONTROLLING A ROTARY SCREW COMPRESSOR
    • Publication number 20220082100
    • Publication date Mar 17, 2022
    • GARDNER DENVER DEUTSCHLAND GmbH
    • Ulrich Thomes
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Method for Controlling a Compressor Installation
    • Publication number 20220049693
    • Publication date Feb 17, 2022
    • KAESER KOMPRESSOREN SE
    • Thomas Oppel
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    VARIABLE CAPACITY COMPRESSOR
    • Publication number 20220025887
    • Publication date Jan 27, 2022
    • SHANGHAI HIGHLY ELECTRICAL APPLIANCES CO., LTD.
    • Yanzhen WANG
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    METHOD FOR OPERATING A VACUUM PUMP SYSTEM
    • Publication number 20210381499
    • Publication date Dec 9, 2021
    • Leybold GmbH
    • Matthias Nahrwold
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    POWER SAVING VACUUMING PUMP SYSTEM BASED ON COMPLETE-BEARING-SEALIN...
    • Publication number 20210372404
    • Publication date Dec 2, 2021
    • Raymond Zhou Shaw
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    LUBRICATION SYSTEM FOR A COMPRESSOR
    • Publication number 20210324859
    • Publication date Oct 21, 2021
    • Joy Global Surface Mining Inc
    • Michael D. Lanum
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    OIL-INJECTED MULTISTAGE COMPRESSOR DEVICE AND METHOD FOR CONTROLLIN...
    • Publication number 20210324858
    • Publication date Oct 21, 2021
    • ATLAS COPCO AIRPOWER, naamloze vennootschap
    • Stijn BROUCKE
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Compressor Having Capacity Modulation Assembly
    • Publication number 20210190070
    • Publication date Jun 24, 2021
    • Emerson Climate Technologies, Inc.
    • Roy J. DOEPKER
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    COMPRESSOR STOP VALVE AND ASSOCIATED SYSTEM
    • Publication number 20210190071
    • Publication date Jun 24, 2021
    • Ingersoll-Rand Industrial U.S., Inc.
    • Michael Borkowski
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Application

    VACUUM PRESSURE CONTROL SYSTEM
    • Publication number 20210180599
    • Publication date Jun 17, 2021
    • CKD CORPORATION
    • Yutaro HAYASE
    • G05 - CONTROLLING REGULATING
  • Information Patent Application

    Gas Compressor
    • Publication number 20210156383
    • Publication date May 27, 2021
    • Hitachi Industrial Equipment Systems Co., Ltd.
    • Toshiaki YABE
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    METHODS AND SYSTEMS FOR AIR COMPRESSOR AND ENGINE DRIVEN CONTROL
    • Publication number 20210148363
    • Publication date May 20, 2021
    • Illinois Tool Works Inc.
    • Nathan Joe Jochman
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    Positive-displacement compressor having an automatic compression ra...
    • Publication number 20210131434
    • Publication date May 6, 2021
    • SRM Italy S.r.l.
    • Thomas Broglia
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    IMPROVED MINIMUM PRESSURE VALVE AND METHOD FOR SERVICING SUCH A VALVE
    • Publication number 20210054838
    • Publication date Feb 25, 2021
    • ATLAS COPCO AIRPOWER NAAMLOZE VENNOOTSCHAP
    • Kristof Adrien MARTENS
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    VACUUM PUMP WITH AN OIL MANAGEMENT SYSTEM
    • Publication number 20210025393
    • Publication date Jan 28, 2021
    • Fieldpiece Instruments, Inc.
    • Tinggui Hong
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...