Patents by Inventor Alain Viquesnel

Alain Viquesnel 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).

  • Process for the production of enamelled workpieces
    Patent number: 5325580
    Abstract: A process is disclosed for the production of metal sheets enamelled with two layers, wherein the sheet is coated, before shaping, with a polymer suspension. The sheet is then dried and shaped, and optionally is coated with an enamel frit. The sheet is then fired at a temperature of 560 to 850 degrees C. The binder in the polymer suspension is preferably a material which burns completely at melting and stoving temperature.
    Type: Grant
    Filed: February 5, 1993
    Date of Patent: July 5, 1994
    Assignees: Bayer Aktiengesellschaft, Miles Inc.
    Inventors: Hermann Gruber, Eberhard Arning, Hans Hoffmann, Alain Viquesnel, Paul Zybell, Dieter Margotte, Keith Foster