Patents by Inventor Sami S. Nosseir

Sami S. Nosseir 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).

  • Ore beneficiation
    Patent number: 4416768
    Abstract: Ground ore is processed in a series of three spiral concentrators wherein the initial spiral is operated to reject a tailing of a predetermined low value, the second spiral is operated to maximize the removal of locked middlings, and the third spiral is operated to obtain a concentrate of a predetermined value.
    Type: Grant
    Filed: April 2, 1982
    Date of Patent: November 22, 1983
    Assignee: Quebec Cartier Mining Company
    Inventor: Sami S. Nosseir