Patents by Inventor Pierre J. Lenoir

Pierre J. Lenoir 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).

  • Smelting furnace
    Patent number: 4428731
    Abstract: A smelting furnace, the refractory sole (3) of which is contained in a metallic casing (5) having expansion joints (6, 7, 7'), comprises means (18, 19) for cooling the expansion joints, these means enabling to solidify actually any liquid phase that might tend to infiltrate into the joints.
    Type: Grant
    Filed: March 31, 1982
    Date of Patent: January 31, 1984
    Assignee: Metallurgie Hoboken-Overpelt
    Inventors: Robert H. Maes, Andre L. Delvaux, Pierre J. Lenoir