Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5372610 | Process for the after-bleaching of dyed raw cellulose using cationic compounds | Volker Kahle, Karl-Heinz Passon, Martin Riegels, Klaus Walz | 1994-12-13 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5372610 | Process for the after-bleaching of dyed raw cellulose using cationic compounds | Volker Kahle, Karl-Heinz Passon, Martin Riegels, Klaus Walz | 1994-12-13 |