TREA

Lubrication

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  • CPC
  • F04B39/02
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Parent Industries

FMECHANICAL ENGINEERING LIGHTING HEATING WEAPONS BLASTING ENGINES OR PUMPS F04Liquid pumps F04BPOSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS F04B39/00Component parts, details, or accessories, of pumps or pumping systems, not otherwise provided for in, or of interest apart from, groups F04B25/00 - F04B37/00

Current Industry

F04B39/02Lubrication
Industries

Patents Grantslast 30 patents

  • Information Patent Grant

    Airend having a lubricant flow valve and controller
    • Patent number 12,173,714
    • Issue date Dec 24, 2024
    • Ingersoll-Rand Industrial U.S., Inc.
    • Michael Borkowski
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Control method and control device applied to electric fracturing ap...
    • Patent number 12,163,510
    • Issue date Dec 10, 2024
    • Yantai Jereh Petroleum Equipment & Technologies Co., Ltd.
    • Kaishen Liu
    • G08 - SIGNALLING
  • Information Patent Grant

    Lubricating downhole-type rotating machines
    • Patent number 12,152,466
    • Issue date Nov 26, 2024
    • Upwing Energy, Inc.
    • David Biddick
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    Gas compressor
    • Patent number 12,146,481
    • Issue date Nov 19, 2024
    • Hitachi, Ltd.
    • Ryota Iijima
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Hydraulic drive for diaphragm compressor
    • Patent number 12,060,875
    • Issue date Aug 13, 2024
    • PDC Machines Inc.
    • Guy Babbitt
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Compressor
    • Patent number 12,049,888
    • Issue date Jul 30, 2024
    • Daikin Industries, Ltd.
    • Yousuke Ohnishi
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Rotary compressor and home appliance including the same
    • Patent number 12,044,224
    • Issue date Jul 23, 2024
    • Samsung Electronics Co., Ltd.
    • Soodol Park
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Pump assembly and method of controlling a pump
    • Patent number 12,025,139
    • Issue date Jul 2, 2024
    • Grundfos Holding a/s
    • Maryam Momeni
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Compressor and air-conditioner
    • Patent number 12,025,133
    • Issue date Jul 2, 2024
    • HITACHI-JOHNSON CONTROLS AIR CONDITIONING, INC.
    • Tsutomu Nozaki
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Multi-stage compressor
    • Patent number 11,988,200
    • Issue date May 21, 2024
    • DONGGUAN XIANMA ELECTROMECHANICAL CO., LTD
    • Menglin Zou
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Air compressor
    • Patent number 11,982,456
    • Issue date May 14, 2024
    • Hitachi Industrial Equipment Systems Co., Ltd.
    • Kenji Morita
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Compressor
    • Patent number 11,982,266
    • Issue date May 14, 2024
    • LG Electronics Inc.
    • Jongchan Lee
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Compressor
    • Patent number 11,976,644
    • Issue date May 7, 2024
    • LG Electronics Inc.
    • Hyeongjun Lim
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Compression apparatus and filling station comprising such an apparatus
    • Patent number 11,965,624
    • Issue date Apr 23, 2024
    • L'AIR LIQUIDE, SOCIETE ANONYME POUR L'ETUDE ET L'EXPLOITATION DES PROCEDES GE...
    • Guillaume Petitpas
    • B67 - OPENING, CLOSING OR CLEANING BOTTLES, JARS OR SIMILAR CONTAINERS LIQUID...
  • Information Patent Grant

    Linear compressor
    • Patent number 11,952,992
    • Issue date Apr 9, 2024
    • LG Electronics Inc.
    • Wooju Jeon
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Compressor having orbiting scroll supply hole to lubricate thrust s...
    • Patent number 11,953,005
    • Issue date Apr 9, 2024
    • Mitsubishi Electric Corporation
    • Wataru Sasano
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Lube oil replenishment for compressors
    • Patent number 11,920,577
    • Issue date Mar 5, 2024
    • Saudi Arabian Oil Company
    • Talal H. Rashidi
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Compressor
    • Patent number 11,879,465
    • Issue date Jan 23, 2024
    • Fujitsu General Limited
    • Kenshi Ueda
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Oil control for climate-control system
    • Patent number 11,874,031
    • Issue date Jan 16, 2024
    • Copeland LP
    • Michael A. Saunders
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    3D-printed oil separation for reciprocating compressors
    • Patent number 11,859,603
    • Issue date Jan 2, 2024
    • Copeland Industrial LP
    • Steven Fels
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Linear compressor
    • Patent number 11,808,262
    • Issue date Nov 7, 2023
    • LG Electronics Inc.
    • Sangik Son
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Airend having a lubricant flow valve and controller
    • Patent number 11,802,564
    • Issue date Oct 31, 2023
    • Ingersoll-Rand Industrial U.S., Inc.
    • Michael Borkowski
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Compressor, refrigerant compressing apparatus, and refrigerating ap...
    • Patent number 11,773,838
    • Issue date Oct 3, 2023
    • Mitsubishi Electric Corporation
    • Yuki Tamura
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Fluid pumping device and horizontal compressor
    • Patent number 11,761,438
    • Issue date Sep 19, 2023
    • Copeland Climate Technologies (Suzhou) Co. Ltd.
    • Qingfeng Sun
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Linear compressor
    • Patent number 11,746,767
    • Issue date Sep 5, 2023
    • LG Electronics Inc.
    • Sangik Son
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Fracturing apparatus and control method thereof, fracturing system
    • Patent number 11,746,636
    • Issue date Sep 5, 2023
    • Yantai Jereh Petroleum Equipment & Technologies Co., Ltd.
    • Jifeng Zhong
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Linear compressor
    • Patent number 11,725,642
    • Issue date Aug 15, 2023
    • LG Electronics Inc.
    • Geonwoo Kim
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Grant

    Scroll compressor of lower compression type enabling active oil supply
    • Patent number 11,713,752
    • Issue date Aug 1, 2023
    • LG Electronics Inc.
    • Taekyoung Kim
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Oil separator for a compressor and compressor assembly comprising s...
    • Patent number 11,703,043
    • Issue date Jul 18, 2023
    • ING. ENEA MATTEI S.P.A.
    • Giulio Contaldi
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Grant

    Pump having a passage extending between a cam plate oil reservoir a...
    • Patent number 11,668,297
    • Issue date Jun 6, 2023
    • FNA Group, Inc.
    • Gus Alexander
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES

Patents Applicationslast 30 patents

  • Information Patent Application

    RECIPROCATING COMPRESSOR
    • Publication number 20240418158
    • Publication date Dec 19, 2024
    • LG ELECTRONICS INC.
    • Younghwan KIM
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    METHOD FOR MONITORING THE OIL LEVEL OF AN OIL-LUBRICATED COMPRESSOR...
    • Publication number 20240200545
    • Publication date Jun 20, 2024
    • KNORR-BREMSE SYSTEME FUR SCHIENENFAHRZEUGE GMBH
    • Ehsan AFSHAR
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    NOISE REDUCTION MEDIA FOR A RECIPROCATING COMPRESSOR
    • Publication number 20240175434
    • Publication date May 30, 2024
    • Haier US Appliance Solutions, Inc.
    • Gregory William Hahn
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    LINEAR COMPRESSOR
    • Publication number 20240102459
    • Publication date Mar 28, 2024
    • LG ELECTRONICS INC.
    • Jinwoong JUNG
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    COMPRESSION EMISSIONS EVACUATOR
    • Publication number 20240084765
    • Publication date Mar 14, 2024
    • Estis Compression, LLC
    • Will A. Nelle
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Fluid Sample Pump System
    • Publication number 20240077065
    • Publication date Mar 7, 2024
    • MUSTANG SAMPLING, LLC
    • Timothy L. Querrey
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    COMPRESSOR CRANKCASE OIL RECLAMATION SYSTEM
    • Publication number 20240068461
    • Publication date Feb 29, 2024
    • Bauer Compressors, Inc.
    • Mark E. Dorsch
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Application

    FRACTURING APPARATUS AND CONTROL METHOD THEREOF, FRACTURING SYSTEM
    • Publication number 20240035363
    • Publication date Feb 1, 2024
    • YANTAI JEREH PETROLEUM EQUIPMENT & TECHNOLOGIES CO., LTD.
    • Jifeng ZHONG
    • E21 - EARTH DRILLING MINING
  • Information Patent Application

    AIREND HAVING A LUBRICANT FLOW VALVE AND CONTROLLER
    • Publication number 20240011489
    • Publication date Jan 11, 2024
    • Ingersoll-Rand Industrial U.S., Inc.
    • Michael Borkowski
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    PACKAGED COMPRESSOR
    • Publication number 20230332589
    • Publication date Oct 19, 2023
    • Hitachi Industrial Equipment Systems Co., Ltd.
    • Kentaro YAMAMOTO
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    LUBRICATING DOWNHOLE-TYPE ROTATING MACHINES
    • Publication number 20230184036
    • Publication date Jun 15, 2023
    • Upwing Energy, Inc.
    • David Biddick
    • E21 - EARTH DRILLING MINING
  • Information Patent Application

    COMPRESSOR
    • Publication number 20230160383
    • Publication date May 25, 2023
    • DAIKIN INDUSTRIES, LTD.
    • Yousuke OHNISHI
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    SYSTEM FOR TRANSPORTING LUBRICATING OIL IN A COMPRESSOR
    • Publication number 20230065792
    • Publication date Mar 2, 2023
    • NIDEC GLOBAL APPLIANCE BRASIL LTDA.
    • Edson Correa MIGUEL
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    PISTON AND RECIPROCATING COMPRESSOR
    • Publication number 20230034137
    • Publication date Feb 2, 2023
    • Kabushiki Kaisha Kobe Seiko Sho (Kobe Steel, Ltd.)
    • Shunsuke MORINAKA
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    ROTARY COMPRESSOR AND HOME APPLIANCE INCLUDING THE SAME
    • Publication number 20230019752
    • Publication date Jan 19, 2023
    • SAMSUNG ELECTRONICS CO., LTD.
    • Soodol PARK
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    AIREND HAVING A LUBRICANT FLOW VALVE AND CONTROLLER
    • Publication number 20230017093
    • Publication date Jan 19, 2023
    • Ingersoll-Rand Industrial U.S., Inc.
    • Michael Borkowski
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    RECIPROCATING HERMETIC COMPRESSOR WITH AXIAL FLUX MOTOR
    • Publication number 20230014696
    • Publication date Jan 19, 2023
    • NIDEC GLOBAL APPLIANCE BRASIL LTDA.
    • Adilson Luiz MANKE
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    HERMETIC REFRIGERANT COMPRESSOR AND REFRIGERATOR-FREEZER USING THE...
    • Publication number 20230003425
    • Publication date Jan 5, 2023
    • Panasonic Appliances Refrigeration Devices Singapore
    • Hirotaka KAWABATA
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    HERMETIC REFRIGERANT COMPRESSOR AND REFRIGERATOR-FREEZER USING THE...
    • Publication number 20230003426
    • Publication date Jan 5, 2023
    • Panasonic Appliances Refrigeration Devices Singapore
    • Kenta MORI
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    PISTON COMPRESSOR AND METHOD FOR OPERATING A PISTON COMPRESSOR
    • Publication number 20220412333
    • Publication date Dec 29, 2022
    • Hoerbiger Wien GmbH
    • Matthias Kornfeld
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    CONTROL METHOD AND CONTROL DEVICE APPLIED TO ELECTRIC FRACTURING AP...
    • Publication number 20220307359
    • Publication date Sep 29, 2022
    • YANTAI JEREH PETROLEUM EQUIPMENT & TECHNOLOGIES CO., LTD.
    • Kaishen LIU
    • G08 - SIGNALLING
  • Information Patent Application

    FRACTURING APPARATUS AND CONTROL METHOD THEREOF, FRACTURING SYSTEM
    • Publication number 20220298906
    • Publication date Sep 22, 2022
    • YANTAI JEREH PETROLEUM EQUIPMENT & TECHNOLOGIES CO., LTD.
    • Jifeng ZHONG
    • E21 - EARTH DRILLING MINING
  • Information Patent Application

    SCROLL COMPRESSOR HAVING A CENTRIFUGAL OIL PUMP
    • Publication number 20220290671
    • Publication date Sep 15, 2022
    • Danfoss Commercial Compressors
    • Patrice Bonnefoi
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    SYSTEM AND METHOD FOR REDUCING FRICTION, TORQUE AND DRAG IN ARTIFIC...
    • Publication number 20220251464
    • Publication date Aug 11, 2022
    • Scott Rettberg
    • C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
  • Information Patent Application

    COMPRESSOR WITH OIL EQUALIZING PIPE, PARALLEL COMPRESSOR SET, AND O...
    • Publication number 20220243964
    • Publication date Aug 4, 2022
    • SUZHOU INVOTECH SCROLL TECHNOLOGIES CO., LTD.
    • Huaming GUO
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    SYSTEM AND METHOD OF STARTING AIR COMPRESSOR IN LOW-TEMPERATURE STATE
    • Publication number 20220220954
    • Publication date Jul 14, 2022
    • Hyundai Motor Company
    • Hyeong U. Gim
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    LINEAR COMPRESSOR
    • Publication number 20220186719
    • Publication date Jun 16, 2022
    • LG ELECTRONICS INC.
    • Jongkoo LEE
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    ACTIVE OIL INJECTION SYSTEM FOR A DIAPHRAGM COMPRESSOR
    • Publication number 20220145874
    • Publication date May 12, 2022
    • PDC MACHINES INC.
    • Guy Babbitt
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    COMPRESSOR
    • Publication number 20220145889
    • Publication date May 12, 2022
    • DAIKIN INDUSTRIES, LTD.
    • Makoto KOJIMA
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    HERMETIC COMPRESSOR
    • Publication number 20220145872
    • Publication date May 12, 2022
    • LG ELECTRONICS INC.
    • Mingeon JEONG
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...