TREA

Lubrication Lubricant separation

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Industry

  • CPC
  • F04C29/02
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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

F04C29/02Lubrication Lubricant separation
Industries

Patents Grantslast 30 patents

  • Information Patent Grant

    Volumetric lobe compressor for an equipment and/or a suction compre...
    • Patent number 12,366,248
    • Issue date Jul 22, 2025
    • Jurop S.P.a.
    • Danilo Santarossa
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Rotor assembly and compressor
    • Patent number 12,359,666
    • Issue date Jul 15, 2025
    • GUANGDONG MIDEA ENVIRONMENTAL TECHNOLOGY CO., LTD.
    • Yang Li
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Compressor-oil receiving device and compressor system having a comp...
    • Patent number 12,352,269
    • Issue date Jul 8, 2025
    • Knorr-Bremse Systeme für Schienenfahrzeuge GmbH
    • Adrian Kramlich
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Bearing structure, compressor, and refrigeration cycle apparatus wi...
    • Patent number 12,338,825
    • Issue date Jun 24, 2025
    • Mitsubishi Electric Corporation
    • Yoshifumi Yamaguchi
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Rear drive EGR pump
    • Patent number 12,338,817
    • Issue date Jun 24, 2025
    • EATON INTELLIGENT POWER LIMITED
    • Nathan Deville
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Fluid filter for a compressor
    • Patent number 12,331,747
    • Issue date Jun 17, 2025
    • HANON SYSTEMS
    • Steven J. Koester
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Condensate vaporization system
    • Patent number 12,331,733
    • Issue date Jun 17, 2025
    • Doosan Bobcat North America, Inc.
    • John Thomas Gunn
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Compressor
    • Patent number 12,331,742
    • Issue date Jun 17, 2025
    • LG Electronics Inc.
    • Taekyoung Kim
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Scroll machine with multiple flow paths for the inlet flow includin...
    • Patent number 12,331,743
    • Issue date Jun 17, 2025
    • Bitzer Kuhlmaschinenbau GmbH
    • Markus Hauser
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Rotary compressor
    • Patent number 12,326,148
    • Issue date Jun 10, 2025
    • Rechi Precision Co., Ltd.
    • Li-Yao Chiang
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Element, device and method for compression of a gas to be compresse...
    • Patent number 12,320,358
    • Issue date Jun 3, 2025
    • Atlas Copco Airpower, naamloze vennootschap
    • Mukesh Lalchandani
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Counterweight for a scroll compressor
    • Patent number 12,320,357
    • Issue date Jun 3, 2025
    • Danfoss Commercial Compressors
    • Arnaud Daussin
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Oil-free phase separating compressor
    • Patent number 12,313,072
    • Issue date May 27, 2025
    • TRANE INTERNATIONAL INC.
    • Masao Akei
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Methods and systems for lubricating a transport climate control sys...
    • Patent number 12,313,066
    • Issue date May 27, 2025
    • Thermo King LLC
    • Eric S. Mlsna
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Rotary compressor
    • Patent number 12,305,642
    • Issue date May 20, 2025
    • LG Electronics Inc.
    • Minho Lee
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Pump body assembly, compressor and air conditioner
    • Patent number 12,305,643
    • Issue date May 20, 2025
    • Gree Green Refrigeration Technology Center Co., Ltd. of Zhuhai
    • Yusheng Hu
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Parallel connected multiple shaft roots vacuum pump
    • Patent number 12,297,831
    • Issue date May 13, 2025
    • ELIVAC CO., LTD
    • Raymond Zhou Shaw
    • 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

    Electric compressor with a multicavity pulsation muffler system
    • Patent number 12,292,049
    • Issue date May 6, 2025
    • Mahle International GmbH
    • Brent Haseley
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Compressor module and electric-motor-driven refrigerant compressor
    • Patent number 12,292,052
    • Issue date May 6, 2025
    • Brose Fahrzeugteile SE & Co. Kommanditgesellschaft, Würzburg
    • Budi Rinaldi
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Scroll compressor
    • Patent number 12,286,971
    • Issue date Apr 29, 2025
    • LG Electronics Inc.
    • Minho Lee
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Scroll compressor
    • Patent number 12,281,653
    • Issue date Apr 22, 2025
    • LG Electronics Inc.
    • Byungkil Yoo
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Rotary compressor with vane support portion to suppress or prevent...
    • Patent number 12,258,966
    • Issue date Mar 25, 2025
    • LG Electronics Inc.
    • Joonhong Park
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Energy transfer machine for corrosive fluids
    • Patent number 12,258,967
    • Issue date Mar 25, 2025
    • Genesis Advanced Technology Inc.
    • James Brent Klassen
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Scroll compressor and air conditioning system with an exhaust pipe...
    • Patent number 12,258,962
    • Issue date Mar 25, 2025
    • GUANGDONG MIDEA ENVIRONMENTAL TECHNOLOGIES CO., LTD.
    • Wenping Suo
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Compressor having bulged bushings
    • Patent number 12,258,965
    • Issue date Mar 25, 2025
    • Taiho Kogyo Co., Ltd.
    • Ukyo Ishiguro
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Compressor
    • Patent number 12,253,085
    • Issue date Mar 18, 2025
    • Daikin Industries, Ltd.
    • Makoto Kojima
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Scroll compressor with direct return of oil from an oil separator i...
    • Patent number 12,247,567
    • Issue date Mar 11, 2025
    • Sanden International (Europe) GmbH
    • Manuel Wagner
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Compressor with fluid separator
    • Patent number 12,241,469
    • Issue date Mar 4, 2025
    • HANON SYSTEMS
    • Steven J. Koester
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Scroll electric compressor
    • Patent number 12,241,468
    • Issue date Mar 4, 2025
    • Kabushiki Kaisha Toyota Jidoshokki
    • Yuya Hattori
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES

Patents Applicationslast 30 patents

  • Information Patent Application

    SCROLL COMPRESSOR AND REFRIGERATION APPARATUS INCLUDING THE SAME
    • Publication number 20250223965
    • Publication date Jul 10, 2025
    • DAIKIN INDUSTRIES, LTD.
    • Yasuhiro MURAKAMI
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    COMPRESSOR APPARATUS AND METHOD OF OPERATING THE SAME
    • Publication number 20250207592
    • Publication date Jun 26, 2025
    • KAESER KOMPRESSOREN SE
    • Michael GUTSCHE
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Adaptive Lubricator Box
    • Publication number 20250207591
    • Publication date Jun 26, 2025
    • Curtis Alan Roys
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    COMPRESSOR AND HOME APPLIANCE INCLUDING THE SAME
    • Publication number 20250198671
    • Publication date Jun 19, 2025
    • Samsung Electronics Co., Ltd.
    • Joonhyung KIM
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    AIREND HAVING A LUBRICANT FLOW VALVE AND CONTROLLER
    • Publication number 20250198407
    • Publication date Jun 19, 2025
    • Ingersoll-Rand Industrial U.S., Inc.
    • Michael Borkowski
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    COMPRESSOR AND REFRIGERATION CYCLE DEVICE
    • Publication number 20250180257
    • Publication date Jun 5, 2025
    • Hitachi-Johnson Controls Air Conditioning, Inc.
    • Akihiro MURAKAMI
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    SCROLL COMPRESSOR
    • Publication number 20250180018
    • Publication date Jun 5, 2025
    • LG ELECTRONICS INC.
    • Kangwook LEE
    • 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

    COMPRESSOR UNIT AND METHOD FOR OPERATING A COMPRESSOR UNIT
    • Publication number 20250172144
    • Publication date May 29, 2025
    • Bitzer Kuehlmaschinenbau GmbH
    • Tihomir Mikulic
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Gas Compressor and Gas Compression System
    • Publication number 20250154954
    • Publication date May 15, 2025
    • HITACHI INDUSTRIAL EQUIPMENT SYSTEMS CO., LTD.
    • Takehiro MATSUZAKA
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    PARALLEL CONNECTED MULTIPLE SHAFT ROOTS VACUUM PUMP
    • Publication number 20250146490
    • Publication date May 8, 2025
    • ELIVAC CO., LTD.
    • Raymond Zhou Shaw
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    COMPRESSOR-OIL RECEIVING DEVICE AND COMPRESSOR SYSTEM HAVING A COMP...
    • Publication number 20250137456
    • Publication date May 1, 2025
    • KNORR-BREMSE SYSTEME FUR SCHIENENFAHRZEUGE GMBH
    • Adrian KRAMLICH
    • 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

    A VARIABLE-SPEED REFRIGERATING SCROLL COMPRESSOR WITH AN OIL FLOW R...
    • Publication number 20250129781
    • Publication date Apr 24, 2025
    • Danfoss Commercial Compressors
    • Remi Bou DARGHAM
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Oil Feed Type Compressor
    • Publication number 20250129782
    • Publication date Apr 24, 2025
    • HITACHI INDUSTRIAL EQUIPMENT SYSTEMS CO., LTD.
    • Tomoyuki KADO
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    COMPRESSOR ASSEMBLY COMPRISING A MOTOR DRIVING ONE OR MORE COMPRESS...
    • Publication number 20250122877
    • Publication date Apr 17, 2025
    • ATLAS COPCO AIRPOWER, naamloze vennootschap
    • Thomas Luc SWERTS
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    SCROLL COMPRESSOR AND METHOD FOR PRODUCING ECCENTRIC BUSH NECESSARY...
    • Publication number 20250122874
    • Publication date Apr 17, 2025
    • HANON SYSTEMS
    • Seung Yong Hwang
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    SCROLL COMPRESSOR
    • Publication number 20250101983
    • Publication date Mar 27, 2025
    • MITSUBISHI HEAVY INDUSTRIES THERMAL SYSTEMS, LTD.
    • Ryota TANAHASHI
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Oil-Free Air Compressor
    • Publication number 20250101984
    • Publication date Mar 27, 2025
    • HITACHI INDUSTRIAL EQUIPMENT SYSTEMS CO., LTD.
    • Yuki ISHIZUKA
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    METHODS AND SYSTEMS FOR SEALING ROTATING EQUIPMENT SUCH AS EXPANDER...
    • Publication number 20250102067
    • Publication date Mar 27, 2025
    • Victor Juchymenko
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    COMPRESSOR
    • Publication number 20250101982
    • Publication date Mar 27, 2025
    • MITSUBISHI HEAVY INDUSTRIES THERMAL SYSTEMS, LTD.
    • Noriaki ARASHI
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    BEARING STRUCTURE, COMPRESSOR, AND REFRIGERATION CYCLE APPARATUS
    • Publication number 20250101985
    • Publication date Mar 27, 2025
    • Mitsubishi Electric Corporation
    • Yoshifumi YAMAGUCHI
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    DRIVE MEMBER FOR SCROLL COMPRESSOR, AND SCROLL COMPRESSOR
    • Publication number 20250084844
    • Publication date Mar 13, 2025
    • DANFOSS (TIANJIN) LTD.
    • Yusong SUN
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    SCROLL COMPRESSOR
    • Publication number 20250067265
    • Publication date Feb 27, 2025
    • DANFOSS (TIANJIN) LTD.
    • Yusong SUN
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    SCROLL COMPRESSOR
    • Publication number 20250067262
    • Publication date Feb 27, 2025
    • DANFOSS (TIANJIN) LTD.
    • Yusong SUN
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    OIL-INJECTED COMPRESSOR DEVICE
    • Publication number 20250067266
    • Publication date Feb 27, 2025
    • ATLAS COPCO AIRPOWER, naamloze vennootschap
    • Manuel Paula Albert VANDEVOORDE
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    COMPRESSOR
    • Publication number 20250067264
    • Publication date Feb 27, 2025
    • DANFOSS (TIANJIN) LTD.
    • Yusong SUN
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    INTEGRATED ELECTRIC OIL PUMP AND OPERATION METHOD THEREOF
    • Publication number 20250059905
    • Publication date Feb 20, 2025
    • HANGZHOU QUADRANT TECHNOLOGY CO., LTD.
    • Liping WANG
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    SCROLL COMPRESSOR AND METHOD FOR CONTROLLING SCROLL COMPRESSOR
    • Publication number 20250052240
    • Publication date Feb 13, 2025
    • Danfoss Commercial Compressors
    • Patrice BONNEFOI
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...