Patents by Inventor Naralia Streltsova

Naralia Streltsova 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).

  • Method for the processing of copper minerals
    Patent number: 5917116
    Abstract: A method of processing a copper mineral, the method comprising activating the copper mineral by milling the copper mineral to P80 of between 2 and 20 micron, and subsequently subjecting the activated copper mineral to an oxidative hydrometallurgical treatment in the presence of chloride ions in an amount of from 2 to 10 g/L.
    Type: Grant
    Filed: August 12, 1996
    Date of Patent: June 29, 1999
    Assignee: Dominion Mining Limited
    Inventors: Gary Donald Johnson, Naralia Streltsova