Patents by Inventor Anne KOWALCZYK

Anne KOWALCZYK 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).

  • Sizing composition, method for coating a casting mould and use of the sizing composition for coating a casting mould
    Patent number: 12157163
    Abstract: The present invention relates to a coating composition comprising a solid component comprising a clay and mica, wherein the clay comprises from about 50 to about 90% by weight of kaolinite and from about 5 to about 35% by weight of montmorillonite and the coating composition comprises, based on the solid component, from about 5 to about 50 parts by weight of clay. Furthermore, a process for coating a casting mold and the use of the coating composition for coating a casting mold are disclosed.
    Type: Grant
    Filed: May 15, 2019
    Date of Patent: December 3, 2024
    Assignee: ASK CHEMICALS GMBH
    Inventors: Reinhard Stötzel, Christian Koch, Anne Kowalczyk
  • SIZING COMPOSITION, METHOD FOR COATING A CASTING MOULD AND USE OF THE SIZING COMPOSITION FOR COATING A CASTING MOULD
    Publication number: 20210308745
    Abstract: The present invention relates to a coating composition comprising a solid component comprising a clay and mica, wherein the clay comprises from about 50 to about 90% by weight of kaolinite and from about 5 to about 35% by weight of montmorillonite and the coating composition comprises, based on the solid component, from about 5 to about 50 parts by weight of clay. Furthermore, a process for coating a casting mold and the use of the coating composition for coating a casting mold are disclosed.
    Type: Application
    Filed: May 15, 2019
    Publication date: October 7, 2021
    Inventors: Reinhard STÖTZEL, Christian KOCH, Anne KOWALCZYK