Patents by Inventor Thomas J. Schwer

Thomas J. Schwer 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).

  • Roof system for electric arc furnace and method for manufacturing the same
    Patent number: 8780952
    Abstract: A roof system for an electric arc furnace includes a skew removably attached to the electric arc furnace, a lining of refractory material affixed to the skew, and a delta composed of a refractory material. The delta has at least one aperture capable of receiving an electrode. The delta fits onto and is supported by the refractory lining that is affixed to the skew.
    Type: Grant
    Filed: April 5, 2010
    Date of Patent: July 15, 2014
    Inventors: John W. Schwer, Thomas J. Schwer
  • Roof System for Electric Arc Furnace and Method for Manufacturing the Same
    Publication number: 20110243179
    Abstract: A roof system for an electric arc furnace includes a skew removably attached to the electric arc furnace, a lining of refractory material affixed to the skew, and a delta composed of a refractory material. The delta has at least one aperture capable of receiving an electrode. The delta fits onto and is supported by the refractory lining that is affixed to the skew.
    Type: Application
    Filed: April 5, 2010
    Publication date: October 6, 2011
    Inventors: John W. Schwer, Thomas J. Schwer