Patents by Inventor Gregory Flieg

Gregory Flieg 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).

  • Concentration of solids by flocculating in the Bayer process
    Patent number: 5853677
    Abstract: Processes for improving solids/liquids separation efficiency in the Bayer process are disclosed, wherein Bayer process streams are treated with calcium or magnesium salts, flocculated with carboxylic acid or salt group-containing polymers, and centrifuged.
    Type: Grant
    Filed: April 18, 1997
    Date of Patent: December 29, 1998
    Assignee: Cytec Technology Corp.
    Inventors: Peter V. Avotins, Roderick G. Ryles, Gregory Flieg