Patents by Inventor Thomas N. Robich

Thomas N. Robich 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).

  • Wall structure for carbon baking furnace
    Patent number: 7104789
    Abstract: A carbon baking furnace having spaced-apart, hollow flue walls defining a soaking pit therebetween. Each of the flue walls is formed of refractory bricks and has a pit face facing the pit and a flue face facing an inner flue gas passage. A coating is provided on the pit face of the flue walls. The coating increases the emissivity value of the pit face, wherein the emissivity value of the pit face is greater than the emissivity value of the flue face.
    Type: Grant
    Filed: March 17, 2005
    Date of Patent: September 12, 2006
    Assignee: Harbison-Walker Refractories Company
    Inventors: Thomas N. Robich, Marc N. Palmisiano, Thomas R. Kleeb