Patents by Inventor Patti L. Case

Patti L. Case 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).

  • Direct production of niobium titanium alloy during niobium reduction
    Patent number: 5013357
    Abstract: A superconductive alloy of titanium and niobium is formed during reduction of niobium pentoxide by adding an effective quantity of titanium metal and/or titanium oxide to a reduction mixture of aluminum and niobium pentoxide. The resulting mixture is reacted to form the desired niobium titanium alloy below an aluminum oxide or aluminum oxide-titanium oxide slag. The slag is easily separated from the alloy.
    Type: Grant
    Filed: October 26, 1989
    Date of Patent: May 7, 1991
    Assignee: Westinghouse Electric Corp.
    Inventors: Samuel A. Worcester, Patti L. Case