Issued Patents 1997
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5684097 | Process for preparing polyethylene | Ari Palmroos, Ali Harlin, Antero Ahvenainen, Aimo Sahila | 1997-11-04 |
| 5616662 | Method for polymerizing olefins in a fluid-bed reactor | Jukka Koskinen, Henrik Andtsjo, Kari Sarantila | 1997-04-01 |
| 5602348 | Method and equipment for taking a sample | Klaus Nyfors | 1997-02-11 |