Issued Patents 1994
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5374333 | Method for minimizing pulp mill effluents | Brian F. Greenwood, Johan Gullichsen, Erkki Kiiskila, Esko Mattelmaki, Joseph R. Phillips +4 more | 1994-12-20 |
| 5302246 | Method of managing liquid steams in a pulp mill | Jan T. Richardsen, Rolf Ryham | 1994-04-12 |