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Lewis Gray

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  • Winter Springs, FL, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Aero-mixing of rotating blade structures
    • Patent number 7,753,652
    • Issue date Jul 13, 2010
    • SIEMENS ENERGY, INC.
    • Frank Truckenmueller
    • F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...
  • Information Patent Grant

    Flow dam design for labyrinth seals to promote rotor stability
    • Patent number 7,004,475
    • Issue date Feb 28, 2006
    • Siemens Westinghouse Power Corporation
    • Matthew J. McHale
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Cooling spray application to a turbine and exhaust region of a stea...
    • Patent number 6,233,937
    • Issue date May 22, 2001
    • Siemens Westinghouse Power Corporation
    • Lewis Gray
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Steam turbine
    • Patent number 5,984,628
    • Issue date Nov 16, 1999
    • Siemens Westinghouse Power Corporation
    • Lewis Gray
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Steam turbine
    • Patent number 5,573,370
    • Issue date Nov 12, 1996
    • Westinghouse Electric Corporation
    • Lewis Gray
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Exhaust system for a turbomachine
    • Patent number 5,518,366
    • Issue date May 21, 1996
    • Westinghouse Electric Corporation
    • Lewis Gray
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Method of modifying a steam turbine
    • Patent number 5,494,405
    • Issue date Feb 27, 1996
    • Westinghouse Electric Corporation
    • Lewis Gray
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Exhaust system for a turbomachine
    • Patent number 5,257,906
    • Issue date Nov 2, 1993
    • Westinghouse Electric Corp.
    • Lewis Gray
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Method for installing annular seals
    • Patent number 5,181,308
    • Issue date Jan 26, 1993
    • Westinghouse Electric Corp.
    • Lewis Gray
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Labyrinth seal for steam turbines
    • Patent number 5,037,114
    • Issue date Aug 6, 1991
    • Westinghouse Electric Corp.
    • Lewis Gray
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Grooved honeycomb labyrinth seal for steam turbines
    • Patent number 4,416,457
    • Issue date Nov 22, 1983
    • Westinghouse Electric Corp.
    • Ralph E. McGinnis
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Condenser vacuum load compensating system
    • Patent number 4,189,927
    • Issue date Feb 26, 1980
    • Westinghouse Electric Corp.
    • Lewis Gray
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES

Patents Applicationslast 30 patents

  • Information Patent Application

    Aero-mixing of rotating blade structures
    • Publication number 20080145228
    • Publication date Jun 19, 2008
    • Siemens Power Generation, Inc.
    • Frank Truckenmueller
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    Flow dam design for labyrinth seals to promote rotor stability
    • Publication number 20050067789
    • Publication date Mar 31, 2005
    • Siemens Westinghouse Power Corporation
    • Matthew J. McHale
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...