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  • CPC
  • F04F1/12
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Parent Industries

FMECHANICAL ENGINEERING LIGHTING HEATING WEAPONS BLASTING ENGINES OR PUMPS F04Liquid pumps F04FPUMPING OF FLUID BY DIRECT CONTACT OF ANOTHER FLUID OR BY USING INERTIA OF FLUID TO BE PUMPES SIPHONS F04F1/00Pumps using positively or negatively pressurised fluid medium acting directly on the liquid to be pumped

Current Industry

F04F1/12in series
Industries

Patents Grantslast 30 patents

  • Information Patent Grant

    Vacuum installation for industrial vacuum processes
    • Patent number 10,968,585
    • Issue date Apr 6, 2021
    • KOKS GROUP B.V.
    • Nic Spierdijk
    • B60 - VEHICLES IN GENERAL
  • Information Patent Grant

    Pumping apparatus, treatment solution supplying device, substrate t...
    • Patent number 10,920,764
    • Issue date Feb 16, 2021
    • SCREEN Holdings Co., Ltd.
    • Junki Nishimura
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Pumping system and method
    • Patent number 10,823,204
    • Issue date Nov 3, 2020
    • Le Bemadjiel Djerassem
    • F03 - MACHINES OR ENGINES FOR LIQUIDS WIND, SPRING WEIGHT AND MISCELLANEOUS M...
  • Information Patent Grant

    Compressed air operated fluid pump applied to oil wells
    • Patent number 10,415,603
    • Issue date Sep 17, 2019
    • Gary J. Sommese
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Pressure-differential liquid raising system
    • Patent number 6,976,497
    • Issue date Dec 20, 2005
    • Brian J. Gridley
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Fluid well pumping system
    • Patent number 6,558,128
    • Issue date May 6, 2003
    • John E. Marvel
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Fluid well pump
    • Patent number 6,435,838
    • Issue date Aug 20, 2002
    • John E. Marvel
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    Dual chamber liquid pump
    • Patent number 6,368,067
    • Issue date Apr 9, 2002
    • Chemand Corporation
    • William A. Stutz
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Gas pressurized liquid pump with intermediate chamber
    • Patent number 6,186,745
    • Issue date Feb 13, 2001
    • Chemand Corporation
    • Kenneth Alan Johnson
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Water transporting device
    • Patent number 6,167,899
    • Issue date Jan 2, 2001
    • Chung-Min Chen
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Downhole oil well pump
    • Patent number 4,395,200
    • Issue date Jul 26, 1983
    • David S. Anthony
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Sea water lifting device
    • Patent number 4,231,712
    • Issue date Nov 4, 1980
    • Wu Shing-Hsiung
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Fluid lifting apparatus
    • Patent number 4,050,854
    • Issue date Sep 27, 1977
    • Judson A. Hereford
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    3736983
    • Patent number 3,736,983
    • Issue date Jun 5, 1973
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    2892416
    • Patent number 2,892,416
    • Issue date Jun 30, 1959
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    2474423
    • Patent number 2,474,423
    • Issue date Jun 28, 1949
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    2467934
    • Patent number 2,467,934
    • Issue date Apr 19, 1949
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    2296220
    • Patent number 2,296,220
    • Issue date Sep 15, 1942
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    2248302
    • Patent number 2,248,302
    • Issue date Jul 8, 1941
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    2131183
    • Patent number 2,131,183
    • Issue date Sep 27, 1938
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    2078435
    • Patent number 2,078,435
    • Issue date Apr 27, 1937
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    2023462
    • Patent number 2,023,462
    • Issue date Dec 10, 1935
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    1960448
    • Patent number 1,960,448
    • Issue date May 29, 1934
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    1875440
    • Patent number 1,875,440
    • Issue date Sep 6, 1932
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    1865676
    • Patent number 1,865,676
    • Issue date Jul 5, 1932
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    1839140
    • Patent number 1,839,140
    • Issue date Dec 29, 1931
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    1811295
    • Patent number 1,811,295
    • Issue date Jun 23, 1931
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    1749151
    • Patent number 1,749,151
    • Issue date Mar 4, 1930
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    1744361
    • Patent number 1,744,361
    • Issue date Jan 21, 1930
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    1737635
    • Patent number 1,737,635
    • Issue date Dec 3, 1929
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...

Patents Applicationslast 30 patents

  • Information Patent Application

    HYDRAULIC COMPRESSED AIR ENERGY STORAGE SYSTEM
    • Publication number 20230216340
    • Publication date Jul 6, 2023
    • STORAGE DROP LTD
    • Shay COHEN
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    PUMPING APPARATUS, TREATMENT SOLUTION SUPPLYING DEVICE, SUBSTRATE T...
    • Publication number 20190063415
    • Publication date Feb 28, 2019
    • SCREEN Holdings Co., Ltd.
    • Junki NISHIMURA
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    PRESSURE-DIFFERENTIAL LIQUID RAISING SYSTEM
    • Publication number 20050067012
    • Publication date Mar 31, 2005
    • Brian J. Gridley
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Fluid well pumping system
    • Publication number 20020182089
    • Publication date Dec 5, 2002
    • John E. Marvel
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...