Patents by Inventor Arthur Langhans

Arthur Langhans 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 texturing synthetic yarns
    Patent number: 4070817
    Abstract: The invention relates to a process for the simultaneous drawing and texturing of synthetic yarns by the false-twist method comprising interlacing the unstretched or partially stretched yarn by means of an interlacing device before entering the texturing zone of the texturing machine.
    Type: Grant
    Filed: January 2, 1976
    Date of Patent: January 31, 1978
    Assignee: Bayer Aktiengesellschaft
    Inventors: Michael Bueb, Harry Kubitzek, Arthur Langhans, Wolfgang Rellensmann, Wolfram Wagner