Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5378826 | Process for the preparation of a storage stable low esterified nitrocellulose moistened with alcohol or water | Lutz Hoppe, Bernd Haase, Klaus Szablikowski | 1995-01-03 |
| 5360902 | Process for producing methyl hydroxyalkyl cellulose ethers | Bernd Haase, Dieter Herzog, Lutz Riechardt, Gerd Sonnenberg, Dietrich Tegtmeier | 1994-11-01 |