TREA

Valve heads

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  • CPC
  • Y10T137/6174
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YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS Y10USPC classification Y10TTECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION Y10T137/00Fluid handling

Current Industry

Y10T137/6174Valve heads
Industries

Patents Grantslast 30 patents

  • Information Patent Grant

    Tunable fluid end
    • Patent number 8,746,654
    • Issue date Jun 10, 2014
    • Dennis W. Gilstad
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Tunable fluid end
    • Patent number 8,720,857
    • Issue date May 13, 2014
    • Dennis W. Gilstad
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Tunable valve assembly
    • Patent number 8,496,224
    • Issue date Jul 30, 2013
    • Dennis W. Gilstad
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Symmetrical valve configuration
    • Patent number 6,886,586
    • Issue date May 3, 2005
    • Mueller International Inc.
    • Leo W. Fleury, Jr.
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Variable force actuator with a double needle poppet assembly
    • Patent number 6,871,668
    • Issue date Mar 29, 2005
    • Delphi Technologies Inc.
    • Alejandro Moreno
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Armature for a solenoid operated valve
    • Patent number 4,967,786
    • Issue date Nov 6, 1990
    • Emhart Industries, Inc.
    • Michael R. DuHack
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Armature for a solenoid operated valve
    • Patent number 4,936,337
    • Issue date Jun 26, 1990
    • Emhart Industries, Inc.
    • Michael R. DuHack
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Dual float valve control for regular and douglas type valve
    • Patent number 4,872,473
    • Issue date Oct 10, 1989
    • Michael Agostino
    • E03 - WATER SUPPLY SEWERAGE
  • Information Patent Grant

    Valve assembly for reciprocating plunger pump
    • Patent number 4,716,924
    • Issue date Jan 5, 1988
    • Partek Corporation of Houston
    • Amos Pacht
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Valve with rotary valve head
    • Patent number 4,641,682
    • Issue date Feb 10, 1987
    • Baker Oil Tools, Inc.
    • Gary L. Harris
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Valve
    • Patent number 4,545,399
    • Issue date Oct 8, 1985
    • Charles M. McGhee
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    High pressure valve for positive pressure pumps including means for...
    • Patent number 4,520,842
    • Issue date Jun 4, 1985
    • Robert E. Elliott
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Compressor valve
    • Patent number 4,483,363
    • Issue date Nov 20, 1984
    • Robert D. Madoche
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Valve modification for fluid pump valves
    • Patent number 4,408,629
    • Issue date Oct 11, 1983
    • Conoco Inc.
    • Larry J. Lafont
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    Valve
    • Patent number 4,337,920
    • Issue date Jul 6, 1982
    • Cameron Iron Works, Inc.
    • Joe P. Parris
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Choke for controlling the flow of drilling mud
    • Patent number 4,257,442
    • Issue date Mar 24, 1981
    • Jack R. Claycomb
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    Choke for controlling the flow of drilling mud
    • Patent number 4,190,073
    • Issue date Feb 26, 1980
    • Jack R. Claycomb
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    3467133
    • Patent number 3,467,133
    • Issue date Sep 16, 1969
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    3454036
    • Patent number 3,454,036
    • Issue date Jul 8, 1969
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    3334649
    • Patent number 3,334,649
    • Issue date Aug 8, 1967
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    3267953
    • Patent number 3,267,953
    • Issue date Aug 23, 1966
    • G05 - CONTROLLING REGULATING
  • Information Patent Grant

    3194534
    • Patent number 3,194,534
    • Issue date Jul 13, 1965
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    3099286
    • Patent number 3,099,286
    • Issue date Jul 30, 1963
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    3022797
    • Patent number 3,022,797
    • Issue date Feb 27, 1962
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    2983385
    • Patent number 2,983,385
    • Issue date May 9, 1961
    • B03 - SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES O...
  • Information Patent Grant

    2935995
    • Patent number 2,935,995
    • Issue date May 10, 1960
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    2904060
    • Patent number 2,904,060
    • Issue date Sep 15, 1959
    • G05 - CONTROLLING REGULATING
  • Information Patent Grant

    2646066
    • Patent number 2,646,066
    • Issue date Jul 21, 1953
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    2596787
    • Patent number 2,596,787
    • Issue date May 13, 1952
    • C21 - METALLURGY OF IRON
  • Information Patent Grant

    2314653
    • Patent number 2,314,653
    • Issue date Mar 23, 1943
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...

Patents Applicationslast 30 patents

  • Information Patent Application

    Tunable Fluid End
    • Publication number 20140034862
    • Publication date Feb 6, 2014
    • Dennis W. Gilstad
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Tunable Fluid End
    • Publication number 20140034863
    • Publication date Feb 6, 2014
    • Dennis W. Gilstad
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Symmetrical valve configuration
    • Publication number 20040250854
    • Publication date Dec 16, 2004
    • Leo W. Fleury
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    Variable force actuator with a double needle poppet assembly
    • Publication number 20040134547
    • Publication date Jul 15, 2004
    • Alejandro Moreno
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...