Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4729877 | Apparatus for the solid-bed polymerization of monomers | Karl Hennig, Guenter Hoerdt, Gerhard KLEINPETER, Werner Hoffmann, Hans-Juergen Raubenheimer | 1988-03-08 |
| 4670524 | Preparation of water-soluble polymer powders and their use | Karl Hennig, Walter Denzinger, Albert Hettche, Wolfgang Trieselt, Hans-Juergen Raubenheimer | 1987-06-02 |
| 4658002 | Preparation of insoluble polymer powders which are only slightly swellable | Chung-Ji Tschang, Walter Denzinger | 1987-04-14 |
| 4647637 | Preparation of insoluble polymer powders which are only slightly swellable | Chung-Ji Tschang, Walter Denzinger | 1987-03-03 |
| 4370454 | Preparation of maleic anhydride copolymers | Hermann Fischer, Heinrich Hartmann, Walter Denzinger, Rolf Schneider, Klaus Wulz +1 more | 1983-01-25 |