Patents by Inventor Peter Frank Walter

Peter Frank Walter 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).

  • Controlled atmosphere and vacuum processes
    Patent number: 4118542
    Abstract: This invention concerns getters for controlled atmosphere and vacuum processes, and in particular, for processes carried out in an atmosphere having a very low oxygen content. The invention has been particularly developed for the vacuum brazing of parts, such as gas turbine components, but has a wide variety of other applications, including argon purged retort brazing and diffusion bonding.
    Type: Grant
    Filed: January 17, 1977
    Date of Patent: October 3, 1978
    Assignee: Wall Colmonoy Corporation
    Inventor: Peter Frank Walter