Patents by Inventor Michael Patzke

Michael Patzke 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).

  • Flotation reagent for minerals containing silicate
    Patent number: 8172089
    Abstract: The invention relates to the use of a compound of formula R—N-[A-NH2]2??(1) wherein R represents a linear or branched alkyl group or alkenyl group having 6 to 20 carbon atoms while A represents a C2 to C4 alkylene group, as collector in silicate flotation.
    Type: Grant
    Filed: April 16, 2007
    Date of Patent: May 8, 2012
    Assignee: Clarient Finance (BVI) Limited
    Inventors: Klaus-Ulrich Pedain, Tobias Rau, Michael Patzke
  • Flotation Reagent For Minerals Containing Silicate
    Publication number: 20090152174
    Abstract: The invention relates to the use of a compound of formula R—N-[A-NH2]2??(1) wherein R represents a linear or branched alkyl group or alkenyl group having 6 to 20 carbon atoms while A represents a C2 to C4 alkylene group, as collector in silicate flotation.
    Type: Application
    Filed: April 16, 2007
    Publication date: June 18, 2009
    Applicant: CLARIANT INTERNATIONAL LTD.
    Inventors: Klaus-Ulrich Pedian, Tobias Rau, Michael Patzke