Patents by Inventor Robert Allen Epperson

Robert Allen Epperson 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).

  • Split ring burner for weld preheat
    Patent number: 3995989
    Abstract: Burner means for maintaining a weld in a large metal member at a predetermined temperature for extended periods of time regardless of the position of the weld, including two independent burners, and two independent control arrangements for the two burners, such that they maintain the entire weld at substantially the same predetermined temperature, in spite of the unbalancing effect of heat from the other burner.
    Type: Grant
    Filed: December 26, 1974
    Date of Patent: December 7, 1976
    Assignee: Combustion Engineering, Inc.
    Inventor: Robert Allen Epperson