Patents by Inventor Charles A. McFadden

Charles A. McFadden 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).

  • Electric furnace construction
    Patent number: 4156792
    Abstract: An electric furnace construction comprises a furnace wall including a metallic outer shell and a liner of soft ceramic fiber insulation material on the interior wall of the shell, and a plurality of pin assemblies for holding the lining tightly against the shell and for supporting electric heating means.
    Type: Grant
    Filed: September 14, 1977
    Date of Patent: May 29, 1979
    Assignee: Bickley Furnaces Incorporated
    Inventors: Charles A. McFadden, William N. Rosenberg