Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4927613 | Process for removing a constituent from a hot gas stream by exothermic ionic reaction of the constituent with a reactant provided in fine particulate form | Matti Wilhelm Heikkilä, Jouko Laine, Kari Kokkonen, Timo Kenakkala | 1990-05-22 |
| 4788047 | Process for causing the gaseous sulfur compounds of flue gases to react to form solid compounds which can be separated from the flue gases | Timo Kenakkala, Pentti Janka, Tuomo Ruohola, Martti Lehtimaki | 1988-11-29 |
| 4336189 | Process for recovering lignosulfonates from spent sulfite liquor | Seppo Koivunen, Anna-Kaisa Kontturi, Veli Sarkkinen | 1982-06-22 |