Patents by Inventor Evgueni TARKHANOV

Evgueni TARKHANOV 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 for producing a multifilament yarn
    Patent number: 11649567
    Abstract: The present invention relates to a method for producing a multifilament yarn from a melt of a copolymer of polyacrylicnitrile. The method is characterized in that a multifilament yarn is produced by means of pressing a melt of a copolymer through a spinning nozzle and is subsequently stretched at least tenfold. The present invention further relates to a correspondingly produced multifilament yarn.
    Type: Grant
    Filed: May 11, 2016
    Date of Patent: May 16, 2023
    Assignee: FRAUNHOFER-GESELLSCHAFT ZUR FÖRDERUNG DER ANGEWANDTEN FORSCHUNG E.V.
    Inventors: André Lehmann, Evgueni Tarkhanov
  • METHOD FOR PRODUCING A MULTIFILAMENT YARN AND MULTIFILAMENT YARN
    Publication number: 20190186051
    Abstract: The present invention relates to a method for producing a multifilament yarn from a melt of a copolymer of polyacrylicnitrile. The method is characterized in that a multifilament yarn is produced by means of pressing a melt of a copolymer through a spinning nozzle and is subsequently stretched at least tenfold. The present invention further relates to a correspondingly produced multifilament yarn.
    Type: Application
    Filed: May 11, 2016
    Publication date: June 20, 2019
    Applicant: FRAUNHOFER-GESELLSCHAFT ZUR FÖRDERUNG DER ANGEWANDTEN FORSCHUNG E. V.
    Inventors: André LEHMANN, Evgueni TARKHANOV