TREA

Injection of a fluid in the working chamber for sealing, cooling and lubricating

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Industry

  • CPC
  • F04C29/0007
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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 F04C29/00Component parts, details or accessories of pumps or pumping installations, not provided for in groups F04C18/00 - F04C28/00

Current Industry

F04C29/0007Injection of a fluid in the working chamber for sealing, cooling and lubricating
Industries

Patents Grantslast 30 patents

Patents Applicationslast 30 patents

  • Information Patent Application

    SCROLL COMPRESSOR WITH INTERMEDIATE INJECTION
    • Publication number 20240288197
    • Publication date Aug 29, 2024
    • TRANE INTERNATIONAL INC.
    • Scott J. Smerud
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    SCREW COMPRESSOR
    • Publication number 20240183357
    • Publication date Jun 6, 2024
    • Hitachi Industrial Equipment Systems Co., Ltd.
    • Shota TANIMOTO
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    ROTARY VANE VACUUM PUMP WITH GAS BALLAST ASSEMBLY
    • Publication number 20240077078
    • Publication date Mar 7, 2024
    • Leybold (Tianjin) International Trade Co Ltd
    • Li Ouyang
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Scroll machine with injection and refrigeration system
    • Publication number 20240060493
    • Publication date Feb 22, 2024
    • Bitzer Kuehlmaschinenbau GmbH
    • Dimitri Gossen
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Scroll machine and refrigeration system
    • Publication number 20240060492
    • Publication date Feb 22, 2024
    • Bitzer Kuehlmaschinenbau GmbH
    • Christian SCHARER
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    MULTI-STAGE COMPRESSOR HAVING INTERSTAGE LUBRICANT INJECTION VIA AN...
    • Publication number 20240003347
    • Publication date Jan 4, 2024
    • Ingersoll-Rand Industrial U.S., Inc.
    • Ryan D. Hartman
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    SCREW COMPRESSOR WITH OIL INJECTION AT MULTIPLE VOLUME RATIOS
    • Publication number 20230349384
    • Publication date Nov 2, 2023
    • Ingersoll-Rand Industrial U.S., Inc.
    • Daniel R. Crum
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    COMPRESSOR WITH INJECTION MECHANISM
    • Publication number 20230066647
    • Publication date Mar 2, 2023
    • Panasonic Intellectual Property Management Co., Ltd.
    • Kenji WATANABE
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Compressor Body and Compressor
    • Publication number 20220372982
    • Publication date Nov 24, 2022
    • HITACHI INDUSTRIAL EQUIPMENT SYSTEMS CO., LTD.
    • Shigeyuki YORIKANE
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Screw Compressor Having a Plurality of Branch Paths with Intersects...
    • Publication number 20220268276
    • Publication date Aug 25, 2022
    • Hitachi Industrial Equipment Systems Co., Ltd.
    • Kotaro CHIBA
    • B05 - SPRAYING OR ATOMISING IN GENERAL APPLYING LIQUIDS OR OTHER FLUENT MATER...
  • Information Patent Application

    MULTI-STAGE COMPRESSOR HAVING INTERSTAGE LUBRICANT INJECTION VIA AN...
    • Publication number 20220120278
    • Publication date Apr 21, 2022
    • Ingersoll-Rand Industrial U.S., Inc.
    • Ryan D. Hartman
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Application

    SCREW COMPRESSOR WITH OIL INJECTION AT MULTIPLE VOLUME RATIOS
    • Publication number 20210404471
    • Publication date Dec 30, 2021
    • Ingersoll-Rand Industrial U.S., Inc.
    • Daniel R. Crum
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    COMPRESSOR WITH LIQUID INJECTION COOLING
    • Publication number 20210396232
    • Publication date Dec 23, 2021
    • HICOR TECHNOLOGIES, INC.
    • John WALTON
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    Rotary Fluid Flow Device
    • Publication number 20210301825
    • Publication date Sep 30, 2021
    • Exponential Technologies, Inc.
    • Alejandro Juan
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    INTAKE PIPE USED FOR COMPRESSOR SYSTEM AND COMPRESSOR SYSTEM
    • Publication number 20200362862
    • Publication date Nov 19, 2020
    • EMERSON CLIMATE TECHNOLOGIES (SUZHOU) CO., LTD.
    • Ping ZHAO
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    WATER LUBRICATION TWIN-SCREW AIR COMPRESSING SYSTEM
    • Publication number 20200141409
    • Publication date May 7, 2020
    • Fu Sheng Industrial Co.,Ltd
    • MIN-JEN TSAI
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    COMPRESSOR HAVING INJECTION FUNCTION
    • Publication number 20200063736
    • Publication date Feb 27, 2020
    • Panasonic Intellectual Property Management Co., Ltd.
    • Hiroaki NAKAI
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    COMPRESSOR WITH LIQUID INJECTION COOLING
    • Publication number 20200025202
    • Publication date Jan 23, 2020
    • HICOR TECHNOLOGIES, INC.
    • John WALTON
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    APPARATUS, SYSTEMS, AND METHODS FOR ECONOMIZED VAPOR COMPRESSION CYCLE
    • Publication number 20190277288
    • Publication date Sep 12, 2019
    • Bitzer Scroll, Inc.
    • Paul Flanigan
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    MULTI-STAGE COMPRESSOR HAVING INTERSTAGE LUBRICANT INJECTION VIA AN...
    • Publication number 20190271316
    • Publication date Sep 5, 2019
    • Ingersoll-Rand Company
    • Ryan D. Hartman
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Application

    COMPRESSOR WITH LIQUID INJECTION COOLING
    • Publication number 20190136858
    • Publication date May 9, 2019
    • HICOR TECHNOLOGIES, INC.
    • John WALTON
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    COMPRESSION DEVICE
    • Publication number 20190072093
    • Publication date Mar 7, 2019
    • Kabushiki Kaisha Kobe Seiko Sho (Kobe Steel, Ltd.)
    • Masahiro Tajima
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    WATER LUBRICATION AIR COMPRESSION SYSTEM
    • Publication number 20190032663
    • Publication date Jan 31, 2019
    • FU SHENG INDUSTRIAL CO., LTD.
    • Min-Jen Tsai
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Application

    SCROLL COMPRESSOR AND AIR CONDITIONER HAVING THE SAME
    • Publication number 20180372100
    • Publication date Dec 27, 2018
    • LG ELECTRONICS INC.
    • Hansaem PARK
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Application

    OIL-INJECTED VACUUM PUMP ELEMENT
    • Publication number 20180274541
    • Publication date Sep 27, 2018
    • ATLAS COPCO AIRPOWER, naamloze vennootschap
    • Jens BOECKX
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    PAIRED OIL COOLER AND AFTERCOOLER FLUID FLOW ARRANGEMENT
    • Publication number 20180252218
    • Publication date Sep 6, 2018
    • Ingersoll-Rand Company
    • Nayankumar Pandya
    • F28 - HEAT EXCHANGE IN GENERAL
  • Information Patent Application

    VOLUMETRIC LOBE COMPRESSOR FOR EQUIPMENT COLLECTING WASTE MATERIAL
    • Publication number 20180230999
    • Publication date Aug 16, 2018
    • JUROP S.P.A.
    • DANILO SANTAROSSA
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    OIL-COOLED SCREW COMPRESSOR AND CONTROL METHOD THEREFOR
    • Publication number 20180223847
    • Publication date Aug 9, 2018
    • Kabushiki Kaisha Kobe Seiko Sho (Kobe Steel, Ltd.)
    • Yuichi FUJIWARA
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Rotary Compressor With Vapor Injection System
    • Publication number 20180209423
    • Publication date Jul 26, 2018
    • Emerson Climate Technologies, Inc.
    • Kirill M. IGNATIEV
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    REFRIGERATION CYCLE DEVICE
    • Publication number 20180156217
    • Publication date Jun 7, 2018
    • Panasonic Intellectual Property Management Co., Ltd.
    • FUMINORI SAKIMA
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...