Patents by Inventor Greg Flieg

Greg 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 in the Bayer process
    Patent number: 5951955
    Abstract: Processes for improving solids/liquids separation efficiency in the Bayer process are disclosed, wherein solids are flocculated with hydroxamated polymers and centrifuged.
    Type: Grant
    Filed: November 6, 1996
    Date of Patent: September 14, 1999
    Assignee: Cytec Technology Corp.
    Inventors: Greg Flieg, Robert Cole, Ronald Thomason, Patrick Bair
  • Reduction of impurities in bayer process alumina trihydrate
    Patent number: 5665244
    Abstract: Processes for reducing the level of impurities in alumina trihydrate produced in the Bayer process are disclosed, wherein alumina trihydrate-containing process streams are flocculated with hydroxamated polymers and centrifuged.
    Type: Grant
    Filed: November 6, 1996
    Date of Patent: September 9, 1997
    Assignee: Cytec Technology Corporation
    Inventors: Alan Rothenberg, Greg Flieg, Robert Cole