Patents by Inventor Oskar Fischer

Oskar Fischer 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 apparatus for material separation by crystallization from the melt
    Patent number: 5725608
    Abstract: Crystallization of a melt is induced by causing the melt to flow downwardly in a gap which is defined by upwardly moving cooled walls so that crystallate adheres to the walls and is carried upwardly for recovery. The walls are formed by endless belts which are cooled by fluid sprayed from nozzles. The walls are adjustable so as to be parallel or upwardly divergent.
    Type: Grant
    Filed: March 29, 1996
    Date of Patent: March 10, 1998
    Assignee: Santrade Ltd.
    Inventors: Axel Konig, Joachim Ulrich, Oskar Fischer