Patents by Inventor Shieh C. Chu

Shieh C. Chu 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 sagger
    Patent number: 4330269
    Abstract: A refractory sagger comprises of a bottom wall having a netted frame which is defined by a plurality of alloy wires e.g. nichrom wires, ferrochrome wires, inserted therein, and a surrounding wall having an upwardly faced groove filled with an alloy wire and glaze. The expansion coefficient of the said glaze matches with that of the said refractory sagger.
    Type: Grant
    Filed: January 14, 1981
    Date of Patent: May 18, 1982
    Inventor: Shieh C. Chu