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  • CPC
  • F04C2230/91
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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 F04C2230/00Manufacture

Current Industry

F04C2230/91Coating
Industries

Patents Grantslast 30 patents

Patents Applicationslast 30 patents

  • Information Patent Application

    SCREW COMPRESSOR WITH MULTI-LAYERED COATING OF THE ROTOR SCREWS
    • Publication number 20240309869
    • Publication date Sep 19, 2024
    • KAESER KOMPRESSOREN SE
    • Andreas Foerster
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    PUMP AND METHOD OF MANUFACTURING A SEALING
    • Publication number 20240209857
    • Publication date Jun 27, 2024
    • PFEIFFER VACUUM TECHNOLOGY AG
    • Bernd KOCI
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Rotor Assembly, Compressor and Air Conditioner
    • Publication number 20240110565
    • Publication date Apr 4, 2024
    • GREE ELECTRIC APPLIANCES, INC. OF ZHUHAI
    • Hua Liu
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    MUD MOTOR ROTOR WITH CORE AND SHELL
    • Publication number 20240026880
    • Publication date Jan 25, 2024
    • SCHLUMBERGER TECHNOLOGY CORPORATION
    • Anton Kolyshkin
    • E21 - EARTH DRILLING MINING
  • Information Patent Application

    LOW COEFFICIENT OF EXPANSION ROTORS FOR BLOWERS
    • Publication number 20230366399
    • Publication date Nov 16, 2023
    • Gardner Denver, Inc.
    • Roger Clive Palmer
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    DRY VACUUM PUMP AND MANUFACTURING METHOD
    • Publication number 20230323878
    • Publication date Oct 12, 2023
    • PFEIFFER VACUUM
    • Laetitia POPIN
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Low Coefficient of Expansion Rotors for Vacuum Boosters
    • Publication number 20230265849
    • Publication date Aug 24, 2023
    • Gardner Denver, Inc.
    • Roger Clive Palmer
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    CROSSLINKED FLUORORESIN-COATED PUMP ROTOR MANUFACTURING METHOD, CRO...
    • Publication number 20220389928
    • Publication date Dec 8, 2022
    • SUMITOMO ELECTRIC SINTERED ALLOY, LTD.
    • Shoichi TAKADA
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    CROSSLINKED FLUORORESIN-COATED ROTOR MANUFACTURING METHOD
    • Publication number 20220388028
    • Publication date Dec 8, 2022
    • SUMITOMO ELECTRIC SINTERED ALLOY, LTD.
    • Shoichi TAKADA
    • B05 - SPRAYING OR ATOMISING IN GENERAL APPLYING LIQUIDS OR OTHER FLUENT MATER...
  • Information Patent Application

    METAL FELT AND BRUSH STRUCTURES AS SEALING ELEMENTS IN METAL-METAL...
    • Publication number 20220034314
    • Publication date Feb 3, 2022
    • Baker Hughes Oilfield Operations LLC
    • Erik Bartscherer
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    PHOBIC/PHILIC STRUCTURES IN REFRIGERATION SYSTEMS AND LIQUID VAPOR...
    • Publication number 20220026125
    • Publication date Jan 27, 2022
    • TRANE INTERNATIONAL INC.
    • Ronald Maurice Cosby
    • F28 - HEAT EXCHANGE IN GENERAL
  • Information Patent Application

    DRIVE DEVICE FOR A MOTOR VEHICLE
    • Publication number 20210388833
    • Publication date Dec 16, 2021
    • Audi AG
    • Thomas HOFFMANN
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    COMPRESSOR FOR REFRIGERATING MACHINE
    • Publication number 20210332818
    • Publication date Oct 28, 2021
    • DAIKIN INDUSTRIES, LTD.
    • Naoki SHIMOZONO
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    LOW COEFFICIENT OF EXPANSION ROTORS FOR BLOWERS
    • Publication number 20210310487
    • Publication date Oct 7, 2021
    • GARDNER DENVER INC.
    • Roger Clive Palmer
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    COMPRESSOR ASSEMBLY, COMPRESSOR, AND METHOD OF MANUFACTURING COMPRE...
    • Publication number 20210285449
    • Publication date Sep 16, 2021
    • DAIKIN INDUSTRIES, LTD.
    • Naoki SHIMOZONO
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    LOW COEFFICIENT OF EXPANSION ROTORS FOR VACUUM BOOSTERS
    • Publication number 20210270265
    • Publication date Sep 2, 2021
    • GARDNER DENVER, INC.
    • Roger Clive Palmer
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    ROTARY POSITIVE DISPLACEMENT PUMPS
    • Publication number 20210262465
    • Publication date Aug 26, 2021
    • APPLIED NANO SURFACES SWEDEN AB
    • Johan BLOMKVIST
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    FLUID MACHINE
    • Publication number 20210131433
    • Publication date May 6, 2021
    • DENSO CORPORATION
    • Shigeki IWANAMI
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Rotary Machine With Pressure Relief Mechanism
    • Publication number 20210062655
    • Publication date Mar 4, 2021
    • Rotoliptic Technologies Incorporated
    • Greg John Montie
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    VOLUMETRIC DOSING PUMP AND DOSING SYSTEM COMPRISING AT LEAST ONE OF...
    • Publication number 20200370555
    • Publication date Nov 26, 2020
    • HERO EUROPE S.R.L.
    • Alessandro SACCHET
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    TWIN ROTOR DEVICES WITH INTERNAL CLEARANCES REDUCED BY A COATING AF...
    • Publication number 20200116148
    • Publication date Apr 16, 2020
    • Eaton Intelligent Power Limited
    • Matthew Gareld SWARTZLANDER
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Application

    PHOBIC/PHILIC STRUCTURES IN REFRIGERATION SYSTEMS AND LIQUID VAPOR...
    • Publication number 20200064035
    • Publication date Feb 27, 2020
    • TRANE INTERNATIONAL INC.
    • Ronald Maurice Cosby
    • F28 - HEAT EXCHANGE IN GENERAL
  • Information Patent Application

    CAVITATION RESISTANT GEAR DRIVEN FUEL PUMP
    • Publication number 20200025195
    • Publication date Jan 23, 2020
    • HAMILTON SUNDSTRAND CORPORATION
    • Steven Poteet
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    COMPRESSOR SYSTEM WITH PURGE GAS SYSTEM
    • Publication number 20190383290
    • Publication date Dec 19, 2019
    • Ingersoll-Rand Company
    • James Christopher Collins
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    COMPRESSOR FOR REFRIGERATING MACHINE
    • Publication number 20190338774
    • Publication date Nov 7, 2019
    • DAIKIN INDUSTRIES, LTD.
    • Naoki SHIMOZONO
    • C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
  • Information Patent Application

    COMPONENT-REPLACEABLE WATER RING VACUUM PUMP
    • Publication number 20190063434
    • Publication date Feb 28, 2019
    • Vaccomp Co., Ltd.
    • SEOK WON LEE
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Method For Impregnating The Stator Of A Progressive Cavity Assembly...
    • Publication number 20180328359
    • Publication date Nov 15, 2018
    • Tenax Energy Solutions, LLC
    • Kevin Dewayne Jones
    • F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...
  • Information Patent Application

    REINFORCED DIRECTIONAL DRILLING ASSEMBLIES AND METHODS OF FORMING SAME
    • Publication number 20180320445
    • Publication date Nov 8, 2018
    • SCHLUMBERGER TECHNOLOGY CORPORATION
    • Hossein Akbari
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Application

    REFRIGERATION CYCLE DEVICE
    • Publication number 20180299175
    • Publication date Oct 18, 2018
    • Asahi Glass Company, Limited
    • Hiroki HAYAMIZU
    • F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...
  • Information Patent Application

    Rotary Machine
    • Publication number 20180291740
    • Publication date Oct 11, 2018
    • Rotoliptic Technologies Incorporated
    • Greg John Montie
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES