Patents by Inventor Carl James Cherry

Carl James Cherry 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).

  • Alumina refractories
    Patent number: 4093470
    Abstract: An alumina refractory material and its method of preparation are disclosed. The material includes a volatilized silica binder wherein the volatilized silica binder is added to the batch as a thoroughly dispersed, acidified, aqueous slurry. Graphite and silicon carbide may also be included to control erosion by molten metal. Green strength binders are also usually included.
    Type: Grant
    Filed: October 20, 1976
    Date of Patent: June 6, 1978
    Assignee: Combustion Engineering, Inc.
    Inventor: Carl James Cherry