Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5637777 | Process and apparatus for preparing tertiary alkyl ether | Juhani Aittamaa, Juha Jakkula, Petri Lindqvist | 1997-06-10 |
| 5627243 | Fluidized-bed reactor | Matti H am al ainen, Simo Jortikka, Tuomo Hyv onen | 1997-05-06 |