Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4790044 | Process for the purification of products of regenerated cellulose | Bernd Wahle | 1988-12-13 |
| 4507473 | Process for the continuous granulation of carboxymethyl cellulose | Claus-Rudiger Bernert, Reinhard Nader | 1985-03-26 |