Patents by Inventor Zelijko Knez

Zelijko Knez 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).

  • Process for the production of particles or powders
    Patent number: 6056791
    Abstract: In a novel process for the production of particles or powders, a substance or mixture of substances to be treated is provided in a pressure vessel. A highly compressible fluid is dissolved under pressure in the substance or mixture of substances provided until a solution containing 5% to 90% by weight of said highly compressible fluid has formed. The melting point of said highly compressible fluid is at least around 40 K lower than the melting point of the substance or mixture of substances to be treated.
    Type: Grant
    Filed: November 7, 1997
    Date of Patent: May 2, 2000
    Inventors: Eckhard Weidner, Zelijko Knez, Zoran Novak