Patents by Inventor Allan Frank Mason

Allan Frank Mason 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).

  • Production of glass fibres
    Patent number: 4054434
    Abstract: The disclosed invention pertains to a process for melting glass in which scrap glass fibers containing carbonaceous material to provide a carbon content of 0.4%-0.04% in a batch is combined with batch materials in which the scrap amounts to 5%-25% by the weight of the batch. The batch is melted under oxidizing conditions and the resultant melt is used to form glass fibers.
    Type: Grant
    Filed: April 29, 1976
    Date of Patent: October 18, 1977
    Assignee: Fibreglass Limited
    Inventors: John Stuart Thomas, Allan Frank Mason