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Interlocking wettable ceramic tiles

United States Patent

March 8, 2005
View the Complete Patent at the US Patent & Trademark Office
An electrolytic cell for the reduction of aluminum having a layer of interlocking cathode tiles positioned on a cathode block. Each tile includes a main body and a vertical restraining member to prevent movement of the tiles away from the cathode block during operation of the cell. The anode of the electrolytic cell may be positioned about 1 inch from the interlocking cathode tiles.
Tabereaux, Jr.; Alton T. (Muscle Shoals, AL), Fredrickson; Guy L. (Golden, CO), Groat; Eric (Williamsville, NY), Mroz; Thomas (Kenmore, NY), Ulicny; Alan (Amherst, NY), Walker; Mark F. (Richmond, VA)
Alcoa Inc. (Pittsburgh, PA)
10/ 206,472
July 29, 2002
STATEMENT REGARDING FEDERALLY FUNDED RESEARCH The subject matter of this application was made with United States Government support under Contract No. DE-FC07-97ID13567 awarded by the Department of Energy. The United States Government has certain rights to this invention.