Patents by Inventor Ludwig Papajewski

Ludwig Papajewski 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).

  • Separating Tray for a Distillation Column
    Publication number: 20070262022
    Abstract: A separating tray for a column for distillation of a polymerizable material is disclosed. The separating tray comprising at least one tray plate with a plurality of openings and at least one attachment. The at least one attachment divides the plurality of openings into groups. Also, the at least one attachment defines apertures through which a fluid can flow.
    Type: Application
    Filed: March 29, 2005
    Publication date: November 15, 2007
    Inventors: Jurgen Mosler, Hans-Gunter Sparenberg, Ludwig Papajewski, Arndt Selbach, Jorg Leistner, Jurgen Kohn