Patents by Inventor Andreas Kinnen

Andreas Kinnen 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 preparing precipitated calcium carbonates
    Patent number: 6500400
    Abstract: A process comprising introducing CO2 into milk of lime, in which the milk of lime is first ground, and then the CO2 is introduced to precipitate the calcium carbonate.
    Type: Grant
    Filed: January 3, 2000
    Date of Patent: December 31, 2002
    Assignee: Solvay Soda Deutschland GmbH
    Inventors: Andreas Kinnen, Helmut Dillenburg, Kurt Schinninger, Christoph Nover
  • Process for preparing precipitated calcium carbonates
    Publication number: 20020164280
    Abstract: A process for the preparation of precipitated calcium carbonate by introducing CO2 into milk of lime, in which the milk of lime is first ground, and then the CO2 is introduced to precipitate the calcium carbonate.
    Type: Application
    Filed: April 17, 2002
    Publication date: November 7, 2002
    Applicant: Solvay Soda Deutschland GmbH
    Inventors: Andreas Kinnen, Helmut Dillenburg, Kurt Schinninger, Christoph Nover