Patents by Inventor Bertrand Norval McDonald

Bertrand Norval McDonald 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).

  • Industrial technique
    Patent number: 3989100
    Abstract: An illustrative embodiment of the invention has a feedwater inlet conduit disposed withn a steam discharge nozzle for use in a power reactor system. Typically, the conduit and nozzle combination penetrate the wall of a reactor pressure vessel and support a heat exchanger within the pressure vessel structure.
    Type: Grant
    Filed: May 19, 1975
    Date of Patent: November 2, 1976
    Assignee: The Babcock & Wilcox Company
    Inventor: Bertrand Norval McDonald