Patents by Inventor Pierre E. Debely

Pierre E. Debely 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).

  • Boride-alumina composite
    Patent number: 4647405
    Abstract: A dense essentially non-porous composite ceramic material of a diboride of group IVa metal, preferably titanium, and alumina in a 3:5 mole ratio has a macroscopically uniform structure made up of non-uniformly dispersed agglomerates of alumina of random shapes and dimensions and a fibrous sponge-like electrically conductive structure of submicronic grains of the group IVa metal boride in intimate wetting contact with the alumina agglomerates. The material is made by reaction hot pressing of coarse grain precursor powders.
    Type: Grant
    Filed: September 3, 1983
    Date of Patent: March 3, 1987
    Assignee: ELTECH Systems Corporation
    Inventor: Pierre E. Debely
  • Aluminum production cell components
    Patent number: 4600481
    Abstract: A component for an aluminum production cell comprising a refractory matrix having a rigid porous structure substantially filled with aluminum.
    Type: Grant
    Filed: December 30, 1982
    Date of Patent: July 15, 1986
    Assignee: Eltech Systems Corporation
    Inventors: Ajit Y. Sane, Douglas J. Wheeler, Dan Gagescu, Pierre E. Debely, Iudita L. Adorian, Jean-Pierre Derivaz