Patents by Inventor Gary W. Ganzala

Gary W. Ganzala 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 and apparatus for mixing and homogenizing molten glass
    Patent number: 4278460
    Abstract: Method and apparatus is presented particularly suitable for blending and homogenizing a low viscosity molten additive into a relatively high viscosity host glass composition as it flows through a supply forehearth. The blending and homogenizing is performed by a rotating spiral stirrer operating within a mixing well simultaneously mixing and pumping the molten mixture therethrough. The spiral stirrer may be used separately or in concert with one or more spiral stirrers.
    Type: Grant
    Filed: April 18, 1979
    Date of Patent: July 14, 1981
    Assignee: Owens-Corning Fiberglas Corporation
    Inventors: Max G. Chrisman, Gary W. Ganzala, Ralph L. Tiede