Patents by Inventor William Paul Belanger

William Paul Belanger 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 for controlling the operation of a cryogenic rectification plant
    Patent number: 6647745
    Abstract: A method for controlling the operation of a plant such as a cryogenic rectification plant wherein process parameters are quantitatively determined and then are qualitatively categorized to establish by reference to a rule set the general adjustment required for a plant element prior to determining the numerical adjustment for that element.
    Type: Grant
    Filed: December 5, 2002
    Date of Patent: November 18, 2003
    Assignee: Praxair Technology, Inc.
    Inventor: William Paul Belanger