Issued Patents 2002
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6500301 | Apparatus for gasification of spent liquor | — | 2002-12-31 |
| 6336994 | Totally chlorine free bleaching process using recovered filtrate | Ake Backlund, Lars Stigsson | 2002-01-08 |