Issued Patents 2003
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6593468 | Essentially fiber-free cellulose ether with improved water retention, method for the production and use thereof | Werner Lange, Bernd Schriewer, Friedrich-Karl Lampert, Wilhelm Oppermann, Jorn-Bernd Pannek | 2003-07-15 |
| 6509461 | Process for producing particulate, water-soluble cellulose derivatives | Hartwig Schlesiger, Martin Morning, Gunter Weber, Rudolf Lelgemann | 2003-01-21 |