TREA

and having a slidable movement

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  • CPC
  • F04B7/0225
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Parent Industries

FMECHANICAL ENGINEERING LIGHTING HEATING WEAPONS BLASTING ENGINES OR PUMPS F04Liquid pumps F04BPOSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS F04B7/00Piston machines or pumps characterised by having positively-driven valving

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F04B7/0225and having a slidable movement
Industries

Patents Grantslast 30 patents

  • Information Patent Grant

    Reciprocating compressor-expander
    • Patent number 11,686,304
    • Issue date Jun 27, 2023
    • MITSUI E&S MACHINERY CO., LTD.
    • Motoyuki Takahashi
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Pressure amplifier
    • Patent number 11,060,532
    • Issue date Jul 13, 2021
    • PISTONPOWER APS
    • Lubos Vokel
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Hydraulic pressure intensifier
    • Patent number 10,920,796
    • Issue date Feb 16, 2021
    • PISTONPOWER APS
    • Jorgen P. Todsen
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Double acting hydraulic pressure intensifier
    • Patent number 10,895,269
    • Issue date Jan 19, 2021
    • PISTONPOWER APS
    • Juraj Hanusovsky
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Mecha-hydraulic actuated inlet control valve
    • Patent number 10,544,770
    • Issue date Jan 28, 2020
    • Woodward, Inc.
    • Vlade Vukadinovic
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Three-way poppet valve for work exchanger
    • Patent number 7,540,230
    • Issue date Jun 2, 2009
    • I.D.E. Technologies Ltd.
    • Henrikh Rojanskiy
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Reservoir fluids production apparatus and method
    • Patent number 6,234,770
    • Issue date May 22, 2001
    • Alberta Research Council Inc.
    • Rodney K. Ridley
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    Method for underground-reservoir fluids production with pump drive...
    • Patent number 5,860,795
    • Issue date Jan 19, 1999
    • Alberta Research Council
    • Rodney K. Ridley
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    Hydraulic pump gate apparatus
    • Patent number 4,854,838
    • Issue date Aug 8, 1989
    • David O. Swain
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Pump apparatus
    • Patent number 4,534,713
    • Issue date Aug 13, 1985
    • William F. Wanner
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    In-line fluid pump and shuttle valve therefor
    • Patent number 4,424,012
    • Issue date Jan 3, 1984
    • Inotek-Westmoreland Venture
    • Julius C. Westmoreland
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Control valve for viscous materials
    • Patent number 4,215,713
    • Issue date Aug 5, 1980
    • Herbert Kuhlmann
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Internal combustion assisted hydraulic engine
    • Patent number 4,097,198
    • Issue date Jun 27, 1978
    • Allen R. Herron
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Filling unit with air-operated spool valve system
    • Patent number 4,055,281
    • Issue date Oct 25, 1977
    • National Instrument Company
    • Sidney Rosen
    • B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
  • Information Patent Grant

    Internal combustion assisted hydraulic engine
    • Patent number 3,995,974
    • Issue date Dec 7, 1976
    • Allen R. Herron
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    3807706
    • Patent number 3,807,706
    • Issue date Apr 30, 1974
    • B28 - WORKING CEMENT, CLAY, OR STONE
  • Information Patent Grant

    3653788
    • Patent number 3,653,788
    • Issue date Apr 4, 1972
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    3640303
    • Patent number 3,640,303
    • Issue date Feb 8, 1972
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    3621877
    • Patent number 3,621,877
    • Issue date Nov 23, 1971
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    3523002
    • Patent number 3,523,002
    • Issue date Aug 4, 1970
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    3299827
    • Patent number 3,299,827
    • Issue date Jan 24, 1967
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    3070023
    • Patent number 3,070,023
    • Issue date Dec 25, 1962
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    3035524
    • Patent number 3,035,524
    • Issue date May 22, 1962
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    2998781
    • Patent number 2,998,781
    • Issue date Sep 5, 1961
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    1152112
    • Patent number 1,152,112
    • Issue date Aug 31, 1915
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    1137164
    • Patent number 1,137,164
    • Issue date Apr 27, 1915
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    1008559
    • Patent number 1,008,559
    • Issue date Nov 14, 1911
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    1008558
    • Patent number 1,008,558
    • Issue date Nov 14, 1911
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    986752
    • Patent number 986,752
    • Issue date Mar 14, 1911
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    972408
    • Patent number 972,408
    • Issue date Oct 11, 1910
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...

Patents Applicationslast 30 patents