TREA

Oil level

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Industry

  • CPC
  • F25B2700/03
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Parent Industries

FMECHANICAL ENGINEERING LIGHTING HEATING WEAPONS BLASTING ENGINES OR PUMPS F25Refrigeration F25BREFRIGERATION MACHINES, PLANTS OR SYSTEMS COMBINED HEATING AND REFRIGERATION SYSTEMS HEAT-PUMP SYSTEMS F25B2700/00Sensing or detecting of parameters Sensors therefor

Current Industry

F25B2700/03Oil level
Industries

Patents Grantslast 30 patents

Patents Applicationslast 30 patents

  • Information Patent Application

    COOLING SYSTEM WITH OIL RETURN TO ACCUMULATOR
    • Publication number 20240183595
    • Publication date Jun 6, 2024
    • Heatcraft Refrigeration Products LLC
    • Shitong Zha
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Application

    Refrigeration System with Efficient Expansion Device Control, Liqui...
    • Publication number 20240175610
    • Publication date May 30, 2024
    • Hill Phoenix, Inc.
    • Senthilkumar Kandappa Goundar Shanmugam
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Application

    COMPRESSION APPARATUS
    • Publication number 20230272951
    • Publication date Aug 31, 2023
    • DAIKIN INDUSTRIES, LTD.
    • Masaki YAMAGUCHI
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Application

    Refrigeration System with Efficient Expansion Device Control, Liqui...
    • Publication number 20230112193
    • Publication date Apr 13, 2023
    • Hill Phoenix, Inc.
    • Senthilkumar Kandappa Goundar Shanmugam
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Application

    SMART ACCUMULATOR WITH OIL CIRCULATION RATIO SENSING
    • Publication number 20220390156
    • Publication date Dec 8, 2022
    • Purdue Research Foundation
    • Eckhard Achim Groll
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Application

    COOLING SYSTEM WITH OIL RETURN TO ACCUMULATOR
    • Publication number 20210270505
    • Publication date Sep 2, 2021
    • Heatcraft Refrigeration Products LLC
    • Shitong Zha
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Application

    VRV OIL RETURN CONTROL METHOD AND SYSTEM
    • Publication number 20210041148
    • Publication date Feb 11, 2021
    • QINGDAO HAIER AIR-CONDITIONING ELECTRONIC CO., LTD.
    • DEFANG GUO
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Application

    REFRIGERATION CYCLE APPARATUS
    • Publication number 20210010725
    • Publication date Jan 14, 2021
    • Mitsubishi Electric Corporation
    • Hiroki ISHIYAMA
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Application

    REFRIGERATION APPARATUS
    • Publication number 20200370800
    • Publication date Nov 26, 2020
    • Carrier Corporation
    • Raphael Muller
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Application

    REFRIGERATING CYCLE APPARATUS
    • Publication number 20200292216
    • Publication date Sep 17, 2020
    • Wasan TANAWITTAYAKORN
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Application

    MULTI-SPLIT SYSTEM AND METHOD AND APPARATUS FOR ADJUSTING OIL VOLUM...
    • Publication number 20200141619
    • Publication date May 7, 2020
    • GD MIDEA HEATING & VENTILATING EQUIPMENT CO., LTD.
    • Mingren WANG
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Application

    OIL DISTRIBUTING DEVICE AND REFRIGERATION SYSTEM HAVING THE OIL DIS...
    • Publication number 20200003464
    • Publication date Jan 2, 2020
    • DANFOSS (TIANJIN) LTD.
    • Liang Fan
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Application

    Systems And Methods For Optical Detection Of Refrigeration System A...
    • Publication number 20190390885
    • Publication date Dec 26, 2019
    • Emerson Climate Technologies Retail Solutions, Inc
    • Anthony CONTRADA
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Application

    REFRIGERATION CYCLE APPARATUS
    • Publication number 20190346188
    • Publication date Nov 14, 2019
    • Mitsubishi Electric Corporation
    • Hiroki ISHIYAMA
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Application

    REFRIGERATION CYCLE APPARATUS
    • Publication number 20190301778
    • Publication date Oct 3, 2019
    • Mitsubishi Electric Corporation
    • Masahiro ITO
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Application

    Vapor Compression System with Refrigerant-Lubricated Compressor
    • Publication number 20190271491
    • Publication date Sep 5, 2019
    • Carrier Corporation
    • Vishnu M. SISHTLA
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Application

    Method and Apparatus Taking into Account the Influence of Oil in an...
    • Publication number 20180045446
    • Publication date Feb 15, 2018
    • Bayerische Motoren Werke Aktiengesellschaft
    • Max BEIER
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Application

    REFRIGERATION CYCLE APPARATUS
    • Publication number 20180023868
    • Publication date Jan 25, 2018
    • Mitsubishi Electric Corporation
    • Hiroki ISHIYAMA
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Application

    AIR CONDITIONING DEVICE
    • Publication number 20180003419
    • Publication date Jan 4, 2018
    • DAIKIN INDUSTRIES, LTD.
    • Ryuuta OHURA
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Application

    Apparatus and Method for Indicating Status of Multi-Phase Vacuum-As...
    • Publication number 20170336112
    • Publication date Nov 23, 2017
    • Snap-on Incorporated
    • Craig Govekar
    • B60 - VEHICLES IN GENERAL
  • Information Patent Application

    Apparatus and Method for a Multi-Phase Vacuum-Assisted Recovery of...
    • Publication number 20170336111
    • Publication date Nov 23, 2017
    • Snap-on Incorporated
    • Craig Govekar
    • B60 - VEHICLES IN GENERAL
  • Information Patent Application

    Refrigerant Compressor
    • Publication number 20170218944
    • Publication date Aug 3, 2017
    • Bitzer Kuehlmaschinenbau GmbH
    • Henrik Thomsen Schmidt
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    CASCADE REFRIGERATION SYSTEM WITH MODULAR AMMONIA CHILLER UNITS
    • Publication number 20160363356
    • Publication date Dec 15, 2016
    • Hill Phoenix, Inc.
    • David K. Hinde
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Application

    System Including High-Side and Low-Side Compressors
    • Publication number 20160258656
    • Publication date Sep 8, 2016
    • Emerson Climate Technologies, Inc.
    • Michael M. PEREVOZCHIKOV
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    REFRIGERATION CIRCUIT WITH OIL SEPARATION
    • Publication number 20160238294
    • Publication date Aug 18, 2016
    • Sascha Hellmann
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Application

    OIL LEVEL DETECTION DEVICE, AND REFRIGERATING AND AIR-CONDITIONING...
    • Publication number 20160201964
    • Publication date Jul 14, 2016
    • Mitsubishi Electric Corporation
    • Yasutaka Ochiai
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Application

    SYSTEM FOR MANAGING LUBRICANT LEVELS IN TANDEM COMPRESSOR ASSEMBLIE...
    • Publication number 20150345848
    • Publication date Dec 3, 2015
    • Lennox Industries Inc.
    • Aylan Him
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Application

    AIR CONDITIONER AND METHOD FOR CONTROLLING AN AIR CONDITIONER
    • Publication number 20150114013
    • Publication date Apr 30, 2015
    • LG Electronics Inc.
    • Jinyoung JOO
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Application

    AIR-CONDITIONING APPARATUS
    • Publication number 20140331712
    • Publication date Nov 13, 2014
    • Mitsubishi Electric Corporation
    • Kentaro Kan
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Application

    AIR CONDITIONER
    • Publication number 20140326008
    • Publication date Nov 6, 2014
    • LG ELECTRONICS LTD.
    • Pil Hyun Yoon
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...