Patents by Inventor Christopher L. Hoffmann

Christopher L. Hoffmann 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).

  • PRESSURIZED WATER REACTOR PRESSURIZER HEATER SHEATH
    Publication number: 20090141850
    Abstract: A pressurizer whose heater sheaths are conditioned to reduce the residual stresses resulting from cold working during manufacture. After material conditioning, the heater sheath undergoes a surface conditioning treatment to add outer surface compressive stresses.
    Type: Application
    Filed: November 26, 2008
    Publication date: June 4, 2009
    Applicant: Westinghouse Electric Company, LLC
    Inventor: Christopher L. Hoffmann