Patents by Inventor Vitaliano Silingardi

Vitaliano Silingardi 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).

  • Preparation of vitreous enamels and manufacture of enamel bodies
    Patent number: 5213598
    Abstract: In order to prepare particles of a vitreous enamel for use in forming a vitreous enamel body by fusing the particles together to form the body, at least one enamel frit and at least one non-vitreous additive are formed into an agglomerated granular feedstock and passed through a heating chamber whereby such feedstock becomes at least partially molten and rounded, whereafter the resulting rounded vitreous enamel beads are caused or allowed to cool to a temperature below their melting point.
    Type: Grant
    Filed: October 9, 1991
    Date of Patent: May 25, 1993
    Assignees: Azienda S.R.L., Glaverbel
    Inventors: Vitaliano Silingardi, Francois Toussaint, Pierre Goelff