Patents by Inventor Franziska Draeger

Franziska Draeger 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).

  • METHOD OF RECOVERING IMPREGNATING AGENT COMPOSITIONS
    Publication number: 20100252069
    Abstract: The present invention relates to processes for recovering impregnating compositions, the impregnated metal part being brought into contact with a salt-containing cleaning composition which comprises at least 0.7% by weight of at least one salt. In addition, the present invention describes processes for impregnating metal parts, which have at least one step for recovering impregnating compositions.
    Type: Application
    Filed: August 15, 2008
    Publication date: October 7, 2010
    Applicant: Evonik Roehm GmbH
    Inventors: Reinhold Martin, Volker Kerscher, Franziska Draeger