Patents by Inventor Nitri S. Najjar

Nitri S. Najjar 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).

  • Compositions involving V.sub.2 O.sub.3 -Al.sub.2 O.sub.3 -TiO.sub.2
    Patent number: 4977130
    Abstract: A novel oxidation catalyst or refractory and the method for its preparation. The material comprises substitutional solid solutions involving V.sub.2 O.sub.3, Al.sub.2 O.sub.3 and TiO.sub.2 and having compositions that fall within a specific polygon in a ternary composition diagram of V.sub.2 O.sub.3, Al.sub.2 O.sub.3 and TiO.sub.2. A typical material has the formula Al.sub.0.65 V.sub.1.77 Ti.sub.0.69 O.sub.5.
    Type: Grant
    Filed: September 5, 1989
    Date of Patent: December 11, 1990
    Assignee: Texaco Inc.
    Inventors: Nitri S. Najjar, Arnulf Muan