Patents by Inventor Doris Misselich

Doris Misselich 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).

  • Patent number: 8039105
    Abstract: A process for milling amorphous solids using a milling apparatus can result in particles having a median particle diameter d50 of <1.5 ?m. The process includes: operating a mill in a milling phase with an operating medium selected from the group consisting of gas, vapor, steam, a gas containing steam and mixtures thereof, and heating a milling chamber in a heat-up phase before the actual operation with the operating medium in such a way that a temperature in the milling chamber, the mill exit or both, is higher than a dew point of the operating medium.
    Type: Grant
    Filed: July 21, 2010
    Date of Patent: October 18, 2011
    Assignee: Evonik Degussa GmbH
    Inventors: Karl Meier, Ulrich Brinkmann, Christian Panz, Doris Misselich, Christian Goetz
  • Patent number: 7850102
    Abstract: A process for milling amorphous solids using a milling apparatus can result in particles having a median particle diameter d50 of <1.5 ?m. The process includes: operating a mill in a milling phase with an operating medium selected from the group consisting of gas, vapor, steam, a gas containing steam and mixtures thereof, and heating a milling chamber in a heat-up phase before the actual operation with the operating medium in such a way that a temperature in the milling chamber, the mill exit or both, is higher than a dew point of the operating medium.
    Type: Grant
    Filed: October 16, 2007
    Date of Patent: December 14, 2010
    Assignee: Evonik Degussa GmbH
    Inventors: Karl Meier, Ulrich Brinkmann, Christian Panz, Doris Misselich, Christian Götz
  • Publication number: 20100285317
    Abstract: A process for milling amorphous solids using a milling apparatus can result in particles having a median particle diameter d50 of <1.5 ?m. The process includes: operating a mill in a milling phase with an operating medium selected from the group consisting of gas, vapour, steam, a gas containing steam and mixtures thereof, and heating a milling chamber in a heat-up phase before the actual operation with the operating medium in such a way that a temperature in the milling chamber, the mill exit or both, is higher than a dew point of the operating medium.
    Type: Application
    Filed: July 21, 2010
    Publication date: November 11, 2010
    Applicant: EVONIK DEGUSSA GmbH
    Inventors: Karl Meier, Ulrich Brinkmann, Christian Panz, Doris Misselich, Christian Goetz
  • Publication number: 20080173739
    Abstract: A process for milling amorphous solids using a milling apparatus can result in particles having a median particle diameter d50 of <1.5 ?m. The process includes: operating a mill in a milling phase with an operating medium selected from the group consisting of gas, vapor, steam, a gas containing steam and mixtures thereof, and heating a milling chamber in a heat-up phase before the actual operation with the operating medium in such a way that a temperature in the milling chamber, the mill exit or both, is higher than a dew point of the operating medium.
    Type: Application
    Filed: October 16, 2007
    Publication date: July 24, 2008
    Applicant: EVONIK DEGUSSA GmbH
    Inventors: Karl Meier, Ulrich Brinkmann, Christian Panz, Doris Misselich, Christian Goetz