Patents by Inventor Ernest Paul Weaver

Ernest Paul Weaver 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).

  • Refractory mortar composition
    Patent number: 3986884
    Abstract: A refractory composition suitable for use as a mortar which consists of chromic oxide and high alumina refractory material and a bonding material consisting of anhydroglucose polymer and phosphoric acid, the composition being substantially free of SiO.sub.2.
    Type: Grant
    Filed: December 17, 1975
    Date of Patent: October 19, 1976
    Assignee: Dresser Industries, Inc.
    Inventors: George Hugh Criss, Ernest Paul Weaver