Patents by Inventor Neil Colin Widmer

Neil Colin Widmer has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Method and apparatus for reducing emission of nitrogen oxides from a combustion system
    Patent number: 6474271
    Abstract: An apparatus for controlling the emissions of nitrogen oxides from a combustion system includes at least one nozzle assembly having an array of openings for delivering droplets of a fluid chemical agent to a flue gas within the combustion system; a controller operatively coupled to the at least one nozzle assembly for controlling the size and distribution of each droplet; an excitation mechanism operatively coupled to the at least nozzle assembly for providing additional control over the size and distribution of each droplet; and the array of openings arranged for deflecting the droplets to prevent droplet collisions.
    Type: Grant
    Filed: April 26, 2001
    Date of Patent: November 5, 2002
    Assignee: General Electric Company
    Inventors: Neil Colin Widmer, Roy Payne, Antonio Marquez, Larry William Swanson, Philippe J. Gauthier