Patents by Inventor Michel Opozda

Michel Opozda 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).

  • Method of producing fibers by internal centrifugation and the application of the said method to the drawing out of certain glasses into fibers
    Patent number: 5176729
    Abstract: Fibers are drawn out by maintaining a temperature gradient between the interior and exterior walls of the peripheral band of a centrifuge. The peripheral band is made from a material having a thermal conductivity below 20 Wm.sup.-1 C.sup.-1 at 1000.degree. C. Application to the drawing out of fibers from glasses having a working range less than 100.degree. C. wide.
    Type: Grant
    Filed: October 29, 1991
    Date of Patent: January 5, 1993
    Assignee: Isover Saint-Gobain
    Inventors: Jean-Luc Bernard, Guy Berthier, Hans Furtak, Michel Opozda