Issued Patents 2004
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6787196 | Apparatus for making a web of paper or board containing calcium carbonate | Vilho Nissinen, Timo Nyberg, Pasi Rajala, Lars Gronroos, Veli Käsmä +1 more | 2004-09-07 |
| 6761869 | Process for preparing precipitated calcium carbonate | — | 2004-07-13 |
| 6699318 | Process for preparing and modifying synthetic calcium carbonate | — | 2004-03-02 |
| 6680086 | Method for making paper, assembly for implementing the method and paper product produced by the method | Vilho Nissinen, Timo Nyberg, Pasi Rajala, Lars Gronroos, Veli Käsmä +1 more | 2004-01-20 |