Patents by Inventor Barbara L. Tickle

Barbara L. Tickle 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).

  • Ceramics compact
    Patent number: 4495302
    Abstract: A fired ceramics compact for use in casting of a super alloy material consisting of a solid solution of BaO and Al.sub.2 O.sub.3 wherein the composition of the solid solution lies on or between a first and a second eutectic composition, the first and the second eutectic compositions being adjacent and occurring to either respective side of stoichiometric BaO.Al.sub.2 O.sub.3 in a phase diagram of the solid solution.
    Type: Grant
    Filed: July 26, 1983
    Date of Patent: January 22, 1985
    Assignee: Doulton Industrial Products Limited
    Inventors: Derek Taylor, Stephen P. Howlett, Howard J. Farr, Barbara L. Tickle