the main valve having a back-seat position

Patents Grantslast 30 patents

  • Information Patent Grant

    Control device for an exhaust gas-conducting section of an exhaust...

    • Patent number 11,525,390
    • Issue date Dec 13, 2022
    • IHI Charging Systems International GmbH
    • Hermann Burmester
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Valve

    • Patent number 11,428,344
    • Issue date Aug 30, 2022
    • Kitz Corporation
    • Taisuke Muto
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Valve assembly

    • Patent number 10,774,933
    • Issue date Sep 15, 2020
    • Marshall Excelsior Co.
    • James C. Zuck
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Valve assembly

    • Patent number 9,581,249
    • Issue date Feb 28, 2017
    • Marshall Excelsior Company
    • James C. Zuck
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Self aligning spherical backseat assembly for a valve

    • Patent number 8,672,290
    • Issue date Mar 18, 2014
    • Vetco Gray Inc.
    • Chau Hoang
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Valve assembly

    • Patent number 8,596,301
    • Issue date Dec 3, 2013
    • Marshall Excelsior Company
    • James C. Zuck
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Flexible backseat seal for gate valve

    • Patent number 7,309,058
    • Issue date Dec 18, 2007
    • Vetco Gray Inc.
    • Rick C. Hunter
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Gate valve having reduced friction

    • Patent number 7,201,361
    • Issue date Apr 10, 2007
    • Aeon Plc
    • Ronald Ellis Grandage
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Unitary slot valve actuator with dual valves

    • Patent number 7,128,305
    • Issue date Oct 31, 2006
    • Lam Research Corporation
    • Gregory A. Tomasch
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Unitary slot valve actuator with dual valves

    • Patent number 7,059,583
    • Issue date Jun 13, 2006
    • Lam Research Corporation
    • Gregory A. Tomasch
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Unitary slot valve actuator with dual valves

    • Patent number 6,913,243
    • Issue date Jul 5, 2005
    • Lam Research Corporation
    • Gregory A. Tomasch
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Back seating valve with service port

    • Patent number 6,832,750
    • Issue date Dec 21, 2004
    • Parker-Hannifin Corporation
    • Gary A. Nearpass
    • G01 - MEASURING TESTING
  • Information Patent Grant

    Shut-off valve assembly

    • Patent number 6,811,140
    • Issue date Nov 2, 2004
    • Sanjeev Maini
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Back seat rising stem gate valve

    • Patent number 5,908,046
    • Issue date Jun 1, 1999
    • ERC Industries, Inc.
    • Bradley W. Mosman
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Valve having provision for replacing stem packing while the valve i...

    • Patent number 5,743,288
    • Issue date Apr 28, 1998
    • ERC Industries, Inc.
    • Bradley W. Mosman
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Backseat assembly for an expanding gate valve

    • Patent number 5,435,520
    • Issue date Jul 25, 1995
    • Cooper Industries, Inc.
    • Larry A. Vyvial
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Non-turbulent shut-off valve

    • Patent number 4,776,365
    • Issue date Oct 11, 1988
    • Leeland M. Bathrick
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Valve assembly

    • Patent number 4,601,304
    • Issue date Jul 22, 1986
    • Howard T. Schobl
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Valve

    • Patent number 4,274,432
    • Issue date Jun 23, 1981
    • Otis Engineering Corporation
    • Karl N. Tunstall
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Pressure balanced gate valve having selective actuator systems

    • Patent number 4,230,299
    • Issue date Oct 28, 1980
    • Petroleum Designers, Inc.
    • Elwood K. Pierce
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    Selective back seat valve

    • Patent number 4,149,558
    • Issue date Apr 17, 1979
    • Combustion Engineering, Inc.
    • John K. McGee
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Stem packing assembly for gate valves and means for removal

    • Patent number 4,135,546
    • Issue date Jan 23, 1979
    • ACF Industries, Incorporated
    • Bertram L. Morrison
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    3683954

    • Patent number 3,683,954
    • Issue date Aug 15, 1972
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    3516432

    • Patent number 3,516,432
    • Issue date Jun 23, 1970
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    3412750

    • Patent number 3,412,750
    • Issue date Nov 26, 1968
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    1925958

    • Patent number 1,925,958
    • Issue date Sep 5, 1933
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    1865458

    • Patent number 1,865,458
    • Issue date Jul 5, 1932
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    1835020

    • Patent number 1,835,020
    • Issue date Dec 8, 1931
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    1228463

    • Patent number 1,228,463
    • Issue date Jun 5, 1917
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    1225238

    • Patent number 1,225,238
    • Issue date May 8, 1917
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...

Patents Applicationslast 30 patents

  • Information Patent Application

    Control device for an exhaust gas-conducting section of an exhaust...

    • Publication number 20210148279
    • Publication date May 20, 2021
    • IHI Charging Systems International GmbH
    • Hermann BURMESTER
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Application

    VALVE ASSEMBLY

    • Publication number 20140137969
    • Publication date May 22, 2014
    • MARSHALL EXCELSIOR COMPANY
    • James C. Zuck
    • Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
  • Information Patent Application

    APPARATUS AND METHOD FOR BACKSEATING A GATE VALVE

    • Publication number 20140000907
    • Publication date Jan 2, 2014
    • Vetco Gray Inc.
    • Alfred Olvera
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    SELF ALIGNING SPHERICAL BACKSEAT ASSEMBLY FOR A VALVE

    • Publication number 20130240774
    • Publication date Sep 19, 2013
    • Vetco Gray Inc.
    • Chau Hoang
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    THREADED SEAT FITTING FOR BACK SEAT VALVES

    • Publication number 20110057139
    • Publication date Mar 10, 2011
    • THOMAS C. TRENT
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    VALVE ASSEMBLY

    • Publication number 20100078084
    • Publication date Apr 1, 2010
    • James C. Zuck
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    Valves

    • Publication number 20070164248
    • Publication date Jul 19, 2007
    • Aeon Plc.
    • Ronald Ellis Grandage
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    Flexible backseat seal for gate valve

    • Publication number 20060118750
    • Publication date Jun 8, 2006
    • Vetco Gray Inc.
    • Rick C. Hunter
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    Low pressure stem gas seal

    • Publication number 20050230653
    • Publication date Oct 20, 2005
    • Baker Hughes Incorporated
    • Grant R. Thompson
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    Unitary slot valve actuator with dual valves

    • Publication number 20050178993
    • Publication date Aug 18, 2005
    • Lam Research Corporation
    • Gregory A. Tomasch
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    Unitary slot valve actuator with dual valves

    • Publication number 20050139799
    • Publication date Jun 30, 2005
    • Lam Research Corporation
    • Gregory A. Tomasch
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    Flexible metal sealing lip

    • Publication number 20050012063
    • Publication date Jan 20, 2005
    • BAKER HUGHES INCORPORATED
    • Grant R. Thompson
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    Valves

    • Publication number 20030173535
    • Publication date Sep 18, 2003
    • Ronald Ellis Grandage
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    Back seating valve with service port

    • Publication number 20030020041
    • Publication date Jan 30, 2003
    • Gary A. Nearpass
    • G01 - MEASURING TESTING