Issued Patents 2002
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6368453 | Chip feeding to a comminuted cellulosic fibrous material treatment vessel | Richard O. Laakso, C. Bertil Stromberg, J. Robert Prough, Jay Miele | 2002-04-09 |
| 6350348 | Batch cooking with black liquor pretreatment | Kaj Henricson, Hannu RÅMARK | 2002-02-26 |
| 6346166 | Flash tank steam economy improvement | Matti Lautala | 2002-02-12 |