Patents by Inventor Klaus Traut

Klaus Traut 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 and device for application of vat dye, especially indigo, to a thread bundle
    Patent number: 6090157
    Abstract: In a process for the application of a vat dye, preferably indigo, to a thread bundle (1), before thread bundle (1) enters a dye liquor (3) it is run through a steam lock (5). Steam lock (5) is separated from a chamber (20) through which thread bundle (1) is run after leaving dye liquor (3) via a holding section (21) in an essentially oxygen-free atmosphere.
    Type: Grant
    Filed: January 30, 1998
    Date of Patent: July 18, 2000
    Assignee: Benninger AG
    Inventors: Klaus Traut, Wolfgang Lange