Issued Patents 1997
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5674359 | Continuous cooking of cellulosic fibrous material with cold alkali impregnation | Bruno Marcoccia, Kaj Henricson | 1997-10-07 |
| 5662775 | Continuous digester with dissolved solids handling | Bruno Marcoccia, J. Robert Prough, Richard O. Laakso | 1997-09-02 |
| 5620562 | Dissolved solids control in pulp production | Bruno Marcoccia, J. Robert Prough, Richard O. Laakso, Joseph R. Phillips, Rolf Ryham +1 more | 1997-04-15 |