Patents by Inventor Guenter Hoerdt

Guenter Hoerdt 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).

  • Apparatus for the solid-bed polymerization of monomers
    Patent number: 4729877
    Abstract: A horizontal solid-bed polymerization reactor which is divided into a plurality of zones, for example a reaction zone, an after-reaction zone, a heating zone and a product discharge zone and possesses inlet and outlet openings for feeding substances into the zones and/or removing substances from the zones, the zones being separated from one another over a part of the reactor cross-section by means of weirs, wherein two drive shafts which are independent of one another and possess mixing elements are introduced into the solid-bed polymerization reactor in the middle.
    Type: Grant
    Filed: April 16, 1986
    Date of Patent: March 8, 1988
    Assignee: Basf Aktiengesellschaft
    Inventors: Karl Hennig, Karlheinz Messmer, Guenter Hoerdt, Gerhard Kleinpeter, Werner Hoffmann, Hans-Juergen Raubenheimer