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  • F04C2210/221
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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 F04C2210/00Fluid

Current Industry

F04C2210/221Air
Industries

Patents Grantslast 30 patents

Patents Applicationslast 30 patents

  • Information Patent Application

    COMPRESSED AIR STATION
    • Publication number 20250170523
    • Publication date May 29, 2025
    • KAESER KOMPRESSOREN SE
    • Phil Andre Schneider
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Application

    COOLING ARRANGEMENT AND METHOD FOR COOLING AN AT LEAST TWO-STAGE CO...
    • Publication number 20250101971
    • Publication date Mar 27, 2025
    • GARDNER DENVER DEUTSCHLAND GmbH
    • Frank Georg Klaus
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Dual-Fuel Power System and Air Supply and Purging Method Thereof
    • Publication number 20240175396
    • Publication date May 30, 2024
    • YANTAI JEREH PETROLEUM EQUIPMENT & TECHNOLOGIES CO., LTD.
    • Jianwei WANG
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Application

    COOLING ARRANGEMENT AND METHOD FOR COOLING AN AT LEAST TWO-STAGE CO...
    • Publication number 20240068462
    • Publication date Feb 29, 2024
    • GARDNER DENVER DEUTSCHLAND GmbH
    • Frank Georg Klaus
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    COMPRESSED AIR STATION
    • Publication number 20230249125
    • Publication date Aug 10, 2023
    • Phil Andre Schneider
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    VACUUM SYSTEM HAVING CONDENSER AND ROOT VACUUM PUMP SET
    • Publication number 20230167822
    • Publication date Jun 1, 2023
    • Raymond Zhou Shaw
    • F28 - HEAT EXCHANGE IN GENERAL
  • Information Patent Application

    GAS-LIQUID SEPARATOR AND METHOD AND AIR COMPRESSOR SYSTEM EQUIPPED...
    • Publication number 20220364563
    • Publication date Nov 17, 2022
    • VANAIR MANUFACTURING, INC.
    • Garrett M. Griggs
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    HEAT RECOVERY DEVICE
    • Publication number 20220341426
    • Publication date Oct 27, 2022
    • Hitachi Industrial Equipment Systems Co., Ltd.
    • Takehiro MATSUZAKA
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    FLUID COMPRESSOR
    • Publication number 20220170463
    • Publication date Jun 2, 2022
    • Chong Du CHO
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    COMPRESSED AIR DRIVEN INVERTER GENERATOR
    • Publication number 20220162944
    • Publication date May 26, 2022
    • Edward D. VELANOFF
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    FLUID TRANSFER APPARATUS
    • Publication number 20220127997
    • Publication date Apr 28, 2022
    • Korea Atomic Energy Research Institute
    • Yongkwon KOH
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    COOLING ARRANGEMENT AND METHOD FOR COOLING AN AT LEAST TWO-STAGE CO...
    • Publication number 20220106954
    • Publication date Apr 7, 2022
    • GARDNER DENVER DEUTSCHLAND GmbH
    • Frank Georg Klaus
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    SCREW COMPRESSOR WITH OIL INJECTION AT MULTIPLE VOLUME RATIOS
    • Publication number 20210404471
    • Publication date Dec 30, 2021
    • Ingersoll-Rand Industrial U.S., Inc.
    • Daniel R. Crum
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Slide Valve, Slide Valve Adjustment Mechanism and Screw Compressor
    • Publication number 20210270269
    • Publication date Sep 2, 2021
    • GREE ELECTRIC APPLIANCES, INC. OF ZHUHAI
    • Yushi Bi
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    POSITIVE DISPLACEMENT PUMP WITH IMPROVED CLEANING
    • Publication number 20200386226
    • Publication date Dec 10, 2020
    • Mouvex
    • Fabrice BARIAU
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    VANE-TYPE AIR MOTOR
    • Publication number 20200182057
    • Publication date Jun 11, 2020
    • Jae-Ho KIM
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    MOTOR DRIVEN COOLED COMPRESSOR SYSTEM
    • Publication number 20180111676
    • Publication date Apr 26, 2018
    • HAMILTON SUNDSTRAND CORPORATION
    • Debabrata Pal
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    PUMPING METHOD IN A SYSTEM OF VACUUM PUMPS AND SYSTEM OF VACUUM PUMPS
    • Publication number 20170089339
    • Publication date Mar 30, 2017
    • ATELIERS BUSCH SA
    • Didier MÜLLER
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    COMBUSTOR FOR HEATING OF AIRFLOW ON A DRILL RIG
    • Publication number 20170051569
    • Publication date Feb 23, 2017
    • Harnischfeger Technologies, Inc.
    • Samuel F. Haworth
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    HIGH EFFICIENCY HEATING AND/OR COOLING SYSTEM AND METHODS
    • Publication number 20160377303
    • Publication date Dec 29, 2016
    • Gilbert S. Staffend
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    COMPRESSOR WITH A CLOSED LOOP WATER COOLING SYSTEM
    • Publication number 20160186757
    • Publication date Jun 30, 2016
    • Ingersoll-Rand Company
    • James Christopher Collins
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...