Patents by Inventor Michel Beurotte

Michel Beurotte 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).

  • Ladle for the preparation of metal provided with a refractory bottom lining and method for producing said refractory bottom lining
    Patent number: 5948349
    Abstract: The invention provides a ladle for the preparation of metal comprising a metal case (1) provided, on its inner surface, with a refractory wall lining (3) and a refractory bottom lining (4) with a taphole (5), characterized in that the surface of the refractory bottom lining (4) in contact with the metal in preparation is a concave surface having at every point a slope in the direction toward the taphole (5).The invention also provides a method for producing such a refractory bottom lining.
    Type: Grant
    Filed: October 20, 1992
    Date of Patent: September 7, 1999
    Assignees: Sollac, LaFarge Refractaires Monolithiques
    Inventors: Michel Beurotte, Pierre de Lafarge