Patents by Inventor Joachim Borgwart

Joachim Borgwart 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).

  • Reduction of encrustation of crystallization processes
    Patent number: 6444181
    Abstract: In a process and an apparatus for avoiding encrustations in reactors or crystallizers (13), such as industrial crystallizers for suspensions (11), points of incidence (4) for the excitation of ultrasonic oscillations by sonotrodes (3) which are connected to electromechanical converters (2) are provided on the walls (6, 21) and on the base (7) of the crystallizer (13). The ultrasonic frequency is generated at high-frequency generators (1).
    Type: Grant
    Filed: September 26, 2000
    Date of Patent: September 3, 2002
    Assignee: BASF Aktiengesellschaft
    Inventors: Udo Setzer, Bernhard Otto, Siegfried Bechtel, Richard van Gelder, Thomas Fetzer, Joachim Borgwart, Matthias Rauls, Christoph Gahn