TREA

lubrication

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  • CPC
  • F25B31/002
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FMECHANICAL ENGINEERING LIGHTING HEATING WEAPONS BLASTING ENGINES OR PUMPS F25Refrigeration F25BREFRIGERATION MACHINES, PLANTS OR SYSTEMS COMBINED HEATING AND REFRIGERATION SYSTEMS HEAT-PUMP SYSTEMS F25B31/00Compressor arrangements

Current Industry

F25B31/002lubrication
Industries

Patents Grantslast 30 patents

  • Information Patent Grant

    Lubricant reservoir, compressor system and heat pump
    • Patent number 12,359,852
    • Issue date Jul 15, 2025
    • SPH Sustainable Process Heat GmbH
    • Tim Hamacher
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Oil lubricated fluid pumps with oil separators
    • Patent number 12,345,279
    • Issue date Jul 1, 2025
    • General Electric Company
    • David Raju Yamarthi
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Compressor
    • Patent number 12,339,043
    • Issue date Jun 24, 2025
    • LG Electronics Inc.
    • Sangik Son
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Screw compressor, refrigeration system, and method for controlling...
    • Patent number 12,297,835
    • Issue date May 13, 2025
    • JOHNSON CONTROLS AIR CONDITIONING AND REFRIGERATION (WUXI) CO., LTD.
    • Shengmei Yang
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Refrigerant circuit compressor gas bearing feed
    • Patent number 12,292,219
    • Issue date May 6, 2025
    • TRANE INTERNATIONAL INC.
    • Jacob T. Helgerson
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Motor, compressor and refrigeration device
    • Patent number 12,278,532
    • Issue date Apr 15, 2025
    • ANHUI MEIZHI PRECISION MANUFACTURING CO., LTD.
    • Dongliang Zhao
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Refrigerant compressor with wear sleeve and lubricant blends for ha...
    • Patent number 12,241,474
    • Issue date Mar 4, 2025
    • TRANE INTERNATIONAL INC.
    • Michael T. Siegersma
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Multi-stage compressor having interstage lubricant injection via an...
    • Patent number 12,146,494
    • Issue date Nov 19, 2024
    • Ingersoll-Rand Industrial U.S., Inc.
    • Ryan D. Hartman
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • 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

    Rotary compressor
    • Patent number 12,123,414
    • Issue date Oct 22, 2024
    • LG Electronics Inc.
    • Joonhong Park
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Refrigeration and air-conditioning apparatus
    • Patent number 12,085,316
    • Issue date Sep 10, 2024
    • Mitsubishi Electric Corporation
    • Tatsuya Yokogi
    • C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
  • Information Patent Grant

    Refrigeration cycle apparatus
    • Patent number 12,085,318
    • Issue date Sep 10, 2024
    • Daikin Industries, Ltd.
    • Yukiko Maejima
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Rotary compressor and home appliance including the same
    • Patent number 12,055,325
    • Issue date Aug 6, 2024
    • Samsung Electronics Co., Ltd.
    • Joonhyung Kim
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Heat pump driven distillation
    • Patent number 12,042,751
    • Issue date Jul 23, 2024
    • ACE MACHINE DESIGN, INC.
    • Agustus Berman Shelander
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Grant

    Refrigerant compressor with wear sleeve and lubricant blends for ha...
    • Patent number 12,044,449
    • Issue date Jul 23, 2024
    • TRANE INTERNATIONAL INC.
    • Michael T. Siegersma
    • C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
  • Information Patent Grant

    High performance compressors and vapor compression systems
    • Patent number 11,994,321
    • Issue date May 28, 2024
    • Aspen Compressor, LLC.
    • Kang P. Lee
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Grant

    Refrigeration cycle apparatus
    • Patent number 11,988,419
    • Issue date May 21, 2024
    • Mitsubishi Electric Corporation
    • Hiroki Ishiyama
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Grant

    Refrigeration system and the lubrication method thereof
    • Patent number 11,965,681
    • Issue date Apr 23, 2024
    • Carrier Corporation
    • Michael A. Stark
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Grant

    Rotary compressor
    • Patent number 11,965,678
    • Issue date Apr 23, 2024
    • Daikin Industries, Ltd.
    • Shota Kamei
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Grant

    Direct drive refrigerant screw compressor with refrigerant lubricat...
    • Patent number 11,959,484
    • Issue date Apr 16, 2024
    • Carrier Corporation
    • Yifan Qiu
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Compression apparatus
    • Patent number 11,953,246
    • Issue date Apr 9, 2024
    • Daikin Industries, Ltd.
    • Masaki Yamaguchi
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Grant

    Crankshaft, inverter compressor, and refrigeration device
    • Patent number 11,952,998
    • Issue date Apr 9, 2024
    • ANHUI MEIZHI COMPRESSOR CO., LTD.
    • Jiahua Hong
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Compressor stop valve and associated system
    • Patent number 11,920,593
    • Issue date Mar 5, 2024
    • Ingersoll-Rand Industrial U.S., Inc.
    • Michael Borkowski
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Compressor cooling
    • Patent number 11,906,214
    • Issue date Feb 20, 2024
    • Copeland Europe GmbH
    • Xiaogeng Su
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Grant

    Heat transfer methods, systems and compositions
    • Patent number 11,905,454
    • Issue date Feb 20, 2024
    • Honeywell International Inc.
    • Michael Petersen
    • C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
  • Information Patent Grant

    Compressor flow restrictor
    • Patent number 11,892,211
    • Issue date Feb 6, 2024
    • Copeland LP
    • Brandon Jerome Witt
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Grant

    Clothes treating apparatus and method for controlling same
    • Patent number 11,885,536
    • Issue date Jan 30, 2024
    • LG Electronics Inc.
    • Cheolsoo Ko
    • D06 - TREATMENT OF TEXTILES OR THE LIKE LAUNDERING FLEXIBLE MATERIALS NOT OTH...
  • 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

    Flushing of a touchdown bearing
    • Patent number 11,846,296
    • Issue date Dec 19, 2023
    • Carrier Corporation
    • Vishnu M. Sishtla
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Method for replacing refrigerant in refrigeration apparatus, refrig...
    • Patent number 11,808,499
    • Issue date Nov 7, 2023
    • Daikin Industries, Ltd.
    • Naoki Shimozono
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...

Patents Applicationslast 30 patents

  • Information Patent Application

    OIL-FREE BEARING LIQUID SUPPLY AIR-CONDITIONING SYSTEM AND CONTROL...
    • Publication number 20250230955
    • Publication date Jul 17, 2025
    • QINGDAO HISENSE HITACHI AIR-CONDITIONING SYSTEMS CO., LTD.
    • Chenglin CAO
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Application

    A MULTI-COMPRESSOR SYSTEM HAVING INDIVIDUAL OIL BALANCING LINES
    • Publication number 20250216138
    • Publication date Jul 3, 2025
    • Danfoss Commercial Compressors
    • Thierry LEGAY
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Application

    TURBO CHILLER
    • Publication number 20250189183
    • Publication date Jun 12, 2025
    • MITSUBISHI HEAVY INDUSTRIES THERMAL SYSTEMS, LTD.
    • Yasushi HASEGAWA
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    SCROLL COMPRESSOR AND REFRIGERATING APPARATUS
    • Publication number 20250172142
    • Publication date May 29, 2025
    • DAIKIN INDUSTRIES, LTD.
    • Kosuke ARAKI
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    REFRIGERATION SYSTEM WITH AN OIL DRAIN CONDUIT AND METHODS OF USE
    • Publication number 20250164166
    • Publication date May 22, 2025
    • Heatcraft Refrigeration Products LLC
    • Janakiraman Kuppuswamy
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Application

    GAS BEARING MANAGEMENT FOR A COMPRESSOR
    • Publication number 20250146497
    • Publication date May 8, 2025
    • TRANE INTERNATIONAL INC.
    • Jacob T. Helgerson
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    LUBRICATION SYSTEM FOR COMPRESSORS
    • Publication number 20250129783
    • Publication date Apr 24, 2025
    • TRANE INTERNATIONAL INC.
    • Eric S. Mlsna
    • 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 20250129784
    • Publication date Apr 24, 2025
    • Ingersoll-Rand Industrial U.S., Inc.
    • Ryan D. Hartman
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    REFRIGERATION CYCLE DEVICE
    • Publication number 20250122442
    • Publication date Apr 17, 2025
    • Mitsubishi Electric Corporation
    • Kengo HIRATSUKA
    • C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
  • Information Patent Application

    A WORKING FLUID EXTRACTION SYSTEM FOR A DISPLACEMENT MACHINE AND A...
    • Publication number 20250060139
    • Publication date Feb 20, 2025
    • Heaten AS
    • Trond BJERKAN
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Application

    OIL SUPPLY DEVICE FOR COMPRESSOR, COMPRESSOR, AND REFRIGERATION EQU...
    • Publication number 20250052235
    • Publication date Feb 13, 2025
    • QINGDAO HAIER REFRIGERATOR CO., LTD
    • Feifei QI
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    MULTI-COMPRESSOR REFRIGERATION SYSTEM HAVING A COMMON OIL EQUALIZAT...
    • Publication number 20250012490
    • Publication date Jan 9, 2025
    • Danfoss Commercial Compressors
    • Jean-Jacques LAISSUS
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Application

    REFRIGERATION CYCLE DEVICE
    • Publication number 20240425773
    • Publication date Dec 26, 2024
    • Mitsubishi Electric Corporation
    • Kengo HIRATSUKA
    • C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
  • Information Patent Application

    AIR CONDITIONER
    • Publication number 20240337422
    • Publication date Oct 10, 2024
    • Mitsubishi Electric Corporation
    • Ryota YUASA
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Application

    USE AS REFRIGERANT IN REFRIGERATION CYCLE APPARATUS
    • Publication number 20240327693
    • Publication date Oct 3, 2024
    • DAIKIN INDUSTRIES, LTD.
    • Arisa KAWAE
    • C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
  • Information Patent Application

    Method of Using Catalyzed Graphene with Nanoparticle Reacting Agent...
    • Publication number 20240294843
    • Publication date Sep 5, 2024
    • Clay Manley
    • C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
  • Information Patent Application

    HEAT TRANSFER COMPOSITIONS, METHODS, AND SYSTEMS
    • Publication number 20240263059
    • Publication date Aug 8, 2024
    • Honeywell International Inc.
    • Samuel F. Yana Motta
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Application

    COMPRESSOR, REFRIGERATION APPARATUS, AND REFRIGERATING MACHINE OIL
    • Publication number 20240263852
    • Publication date Aug 8, 2024
    • DAIKIN INDUSTRIES, LTD.
    • Haruka TARAI
    • C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
  • Information Patent Application

    REFRIGERANT LEAK DETERMINATION APPARATUS, CONTROL DEVICE, COMPUTER...
    • Publication number 20240191924
    • Publication date Jun 13, 2024
    • Mitsubishi Electric Corporation
    • Yusei ONO
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Application

    Refrigerant Circuit and Refrigerant Compressor
    • Publication number 20240175616
    • Publication date May 30, 2024
    • Bitzer Kuhlmaschinenbau GmbH
    • Patrick Schneider
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • 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

    VAPOR COMPRESSION SYSTEMS CONTAINING LUBRICANT-REFRIGERANT COMPOSIT...
    • Publication number 20240132765
    • Publication date Apr 25, 2024
    • THE CHEMOURS COMPANY FC, LLC
    • LUKE DAVID SIMONI
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Application

    REFRIGERATION CYCLE DEVICE AND COMPRESSOR
    • Publication number 20240110119
    • Publication date Apr 4, 2024
    • Mitsubishi Electric Corporation
    • Kengo HIRATSUKA
    • C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
  • Information Patent Application

    AIR CONDITIONING APPARATUS
    • Publication number 20240085049
    • Publication date Mar 14, 2024
    • Mitsubishi Electric Corporation
    • Ryota YUASA
    • F24 - HEATING RANGES VENTILATING
  • Information Patent Application

    MULTIPLE-COMPRESSOR SYSTEM WITH OIL BALANCE CONTROL
    • Publication number 20240060691
    • Publication date Feb 22, 2024
    • Emerson Climate Technologies, Inc.
    • Prashant Rangnath RASKAR
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • 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

    ROTARY COMPRESSOR AND HOME APPLIANCE INCLUDING THE SAME
    • Publication number 20230407877
    • Publication date Dec 21, 2023
    • SAMSUNG ELECTRONICS CO., LTD.
    • Joonhyung KIM
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Refrigerant Compressor Unit
    • Publication number 20230384003
    • Publication date Nov 30, 2023
    • Bitzer Kuehlmaschinenbau GmbH
    • Jens Moch
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Application

    REFRIGERANT COMPRESSOR WITH WEAR SLEEVE AND LUBRICANT BLENDS FOR HA...
    • Publication number 20230383760
    • Publication date Nov 30, 2023
    • TRANE INTERNATIONAL INC.
    • Michael T. Siegersma
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    REFRIGERANT COMPRESSOR WITH WEAR SLEEVE AND LUBRICANT BLENDS FOR HA...
    • Publication number 20230384002
    • Publication date Nov 30, 2023
    • TRANE INTERNATIONAL INC.
    • Michael T. Siegersma
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...