Issued Patents 2003
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6623599 | Process for producing a paper web having calcium carbonate filler by introducing carbon dioxide to the pulp | Auli Laurila-Lumme, Heikki Pakarinen | 2003-09-23 |
| 6589387 | Process for improving the drainage of cellulosic pulps by adding carbon dioxide directly into the pulp | Anna Holmberg | 2003-07-08 |
| 6540870 | Process for substantially retarding dissolution of calcium carbonate in a papermaking system | Auli Laurila-Lumme, Heikki Pakarinen | 2003-04-01 |
| 6540878 | Stabilized filler, its production and use | — | 2003-04-01 |