Patents by Inventor Jakob Biechl

Jakob Biechl 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 of cleaning cathodes
    Patent number: 4330375
    Abstract: A method for the removal of impurities from copper cathodes withdrawn from a copper electrorefining bath in which the cathodes are subjected to ultrasonic vibrations in the KHz. range in heated water which is circulated or subjected to jets and under conditions in which cavitation bubbles can develop along the surfaces of the cathode.
    Type: Grant
    Filed: October 2, 1980
    Date of Patent: May 18, 1982
    Assignee: Vereinigte Metallwerke Ranshofen-Berndorf Aktiengesellschaft
    Inventors: Helmut Worz, Hermann Leuprecht, Jakob Biechl