Rotary reversing valve

Patents Grantslast 30 patents

  • Information Patent Grant

    Electric valve left mechanism

    • Patent number 8,758,693
    • Issue date Jun 24, 2014
    • Megtec Systems, Inc.
    • Michael P. Bria
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Caged ball and spring valve rotator

    • Patent number 8,714,184
    • Issue date May 6, 2014
    • Bronislaw B. Florek
    • Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
  • Information Patent Grant

    Thermal storage type gas treating apparatus

    • Patent number 7,740,026
    • Issue date Jun 22, 2010
    • Taikisha Ltd.
    • Yoshiaki Matsui
    • F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
  • Information Patent Grant

    Heated seal air for valve and regenerative thermal oxidizer contain...

    • Patent number 7,325,562
    • Issue date Feb 5, 2008
    • Meggec Systems, Inc.
    • James T. Cash
    • F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
  • Information Patent Grant

    Electric gear motor drive for switching valve

    • Patent number 7,308,904
    • Issue date Dec 18, 2007
    • Megtec Systems, Inc.
    • Michael P. Bria
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Flow-reversing valve

    • Patent number 7,152,620
    • Issue date Dec 26, 2006
    • KSB Aktiengesellschaft
    • Sven Baumgarten
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Valve for changing the direction of flow of a fluid in pipe conduits

    • Patent number 7,117,882
    • Issue date Oct 10, 2006
    • Marinnovation HB
    • Ralf Erik Blomgren
    • F28 - HEAT EXCHANGE IN GENERAL
  • Information Patent Grant

    Dual lift system

    • Patent number 6,978,977
    • Issue date Dec 27, 2005
    • Megtec Systems, Inc.
    • James T. Cash
    • F27 - FURNACES KILNS OVENS RETORTS
  • Information Patent Grant

    Switching valve seal

    • Patent number 6,899,121
    • Issue date May 31, 2005
    • Megtec Systems Inc.
    • James T. Cash
    • F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
  • Information Patent Grant

    Switching valve

    • Patent number 6,892,750
    • Issue date May 17, 2005
    • Megtec Systems, Inc.
    • James T. Cash
    • F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
  • Information Patent Grant

    Dual lift system

    • Patent number 6,783,111
    • Issue date Aug 31, 2004
    • Megtec Systems Inc.
    • James T. Cash
    • F27 - FURNACES KILNS OVENS RETORTS
  • Information Patent Grant

    Switching valve seal

    • Patent number 6,749,815
    • Issue date Jun 15, 2004
    • Megtec Systems, Inc.
    • James T. Cash
    • F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
  • Information Patent Grant

    Dual lift system

    • Patent number 6,669,472
    • Issue date Dec 30, 2003
    • Megtec Systems, Inc.
    • James T. Cash
    • F27 - FURNACES KILNS OVENS RETORTS
  • Information Patent Grant

    Fingerprint developing agent and method for developing fingerprints

    • Patent number 6,299,674
    • Issue date Oct 9, 2001
    • Taiho Industries Co., Ltd.
    • Yasuo Takamura
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Grant

    Distributing valve device for heat accumulation type combustion system

    • Patent number 6,298,877
    • Issue date Oct 9, 2001
    • Chugai Ro Co. Ltd.
    • Koji Inuki
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Grant

    Switching valve

    • Patent number 6,261,092
    • Issue date Jul 17, 2001
    • Megtec Systems, Inc.
    • James T. Cash
    • F27 - FURNACES KILNS OVENS RETORTS
  • Information Patent Grant

    Method and a device for recovery of energy from media containing co...

    • Patent number 5,997,277
    • Issue date Dec 7, 1999
    • Megtec Systems AB
    • Bjorn Heed
    • F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
  • Information Patent Grant

    Regenerative bed heat exchanger and valve therefor

    • Patent number 5,983,986
    • Issue date Nov 16, 1999
    • Kenneth Reid Macintyre
    • F24 - HEATING RANGES VENTILATING
  • Information Patent Grant

    Ventilator unit

    • Patent number 4,688,626
    • Issue date Aug 25, 1987
    • Paul Tengesdal
    • F24 - HEATING RANGES VENTILATING
  • Information Patent Grant

    Combustion device for burning waste gases containing combustible an...

    • Patent number 4,126,419
    • Issue date Nov 21, 1978
    • Keichi Katabuchi
    • F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
  • Information Patent Grant

    3495614

    • Patent number 3,495,614
    • Issue date Feb 17, 1970
    • C03 - GLASS MINERAL OR SLAG WOOL
  • Information Patent Grant

    3211217

    • Patent number 3,211,217
    • Issue date Oct 12, 1965
    • F28 - HEAT EXCHANGE IN GENERAL
  • Information Patent Grant

    3211534

    • Patent number 3,211,534
    • Issue date Oct 12, 1965
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    2910284

    • Patent number 2,910,284
    • Issue date Oct 27, 1959
    • F27 - FURNACES KILNS OVENS RETORTS
  • Information Patent Grant

    2836191

    • Patent number 2,836,191
    • Issue date May 27, 1958
    • F24 - HEATING RANGES VENTILATING
  • Information Patent Grant

    2621049

    • Patent number 2,621,049
    • Issue date Dec 9, 1952
    • C03 - GLASS MINERAL OR SLAG WOOL
  • Information Patent Grant

    2437144

    • Patent number 2,437,144
    • Issue date Mar 2, 1948
    • F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
  • Information Patent Grant

    2310392

    • Patent number 2,310,392
    • Issue date Feb 9, 1943
    • F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
  • Information Patent Grant

    2284330

    • Patent number 2,284,330
    • Issue date May 26, 1942
    • F27 - FURNACES KILNS OVENS RETORTS
  • Information Patent Grant

    2178182

    • Patent number 2,178,182
    • Issue date Oct 31, 1939
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...

Patents Applicationslast 30 patents

  • Information Patent Application

    Electric Valve Left Mechanism

    • Publication number 20100196220
    • Publication date Aug 5, 2010
    • Michael P. Bria
    • F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
  • Information Patent Application

    Thermal Storage Type Gas Treating Apparatus

    • Publication number 20080029001
    • Publication date Feb 7, 2008
    • TAIKISHA LTD.
    • Yoshiaki Matsui
    • F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
  • Information Patent Application

    Valve for chaning the direction of flow of a fluid in pipe conduits

    • Publication number 20060162781
    • Publication date Jul 27, 2006
    • Marinnovation HB
    • Ralf Erik Blomgren
    • F28 - HEAT EXCHANGE IN GENERAL
  • Information Patent Application

    Electric gear motor drive for switching valve

    • Publication number 20060102864
    • Publication date May 18, 2006
    • Michael P. Bria
    • Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
  • Information Patent Application

    Flow-reversing valve

    • Publication number 20060060245
    • Publication date Mar 23, 2006
    • KSB Aktiengesellschaft
    • Sven Baumgarten
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Application

    Heated seal air for valve and regenerative thermal oxidizer contain...

    • Publication number 20050115696
    • Publication date Jun 2, 2005
    • James T. Cash
    • F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
  • Information Patent Application

    Switching valve seal

    • Publication number 20040131987
    • Publication date Jul 8, 2004
    • Megtec Systems, Inc.
    • James T. Cash
    • F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
  • Information Patent Application

    Dual lift system

    • Publication number 20040086822
    • Publication date May 6, 2004
    • James T. Cash
    • F27 - FURNACES KILNS OVENS RETORTS
  • Information Patent Application

    Dual lift system

    • Publication number 20040086431
    • Publication date May 6, 2004
    • James T. Cash
    • F27 - FURNACES KILNS OVENS RETORTS
  • Information Patent Application

    Switching valve seal

    • Publication number 20020164276
    • Publication date Nov 7, 2002
    • James T. Cash
    • F27 - FURNACES KILNS OVENS RETORTS
  • Information Patent Application

    Switching valve

    • Publication number 20010044090
    • Publication date Nov 22, 2001
    • Megtec Systems, Inc.
    • James T. Cash
    • F27 - FURNACES KILNS OVENS RETORTS