Patents by Inventor Geroge R. Vraciu

Geroge R. Vraciu 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).

  • DIFFUSION PROMOTERS FOR LOW TEMPERATURE CASE HARDENING
    Publication number: 20100037991
    Abstract: Low temperature carburization of a workpiece surface is accomplished faster by impregnating the surface with a diffusion promoter prior to or during the low temperature carburization process.
    Type: Application
    Filed: March 12, 2008
    Publication date: February 18, 2010
    Applicant: Swagelok Company
    Inventors: Sunniva R. Collins, William H. Glime, Gary W. Henrich, Andrew P. Marshall, Gerhard H. Schiroky, Peter C. Williams, Geroge R. Vraciu