Patents Assigned to Fiber Dynamics AB
  • Patent number: 4506834
    Abstract: The invention relates to a method and a device for dispersing fibrous material. The fibrous material is accelerated and expanded together with a flowing medium in a nozzle (10). The nozzle (10) includes a converging and a diverging section and, thus, is a so-called de Lavel nozzle.
    Type: Grant
    Filed: November 7, 1983
    Date of Patent: March 26, 1985
    Assignee: Fiber Dynamics AB
    Inventor: Bo R. Ek