Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11473243 | Method and a system for removing hydrogen sulphide ions (HS−) from a liquor of a pulp mill process | Rami Lampinen, Tuomo Hilli | 2022-10-18 |
| 8500954 | Method and apparatus for processing black liquor of pulp mill | Jani Lehto, Kari Kuukkanen | 2013-08-06 |
| 6109911 | Method and arrangement for optimizing oxidation during burning of gaseous and liquid fuels | Ari Tamminen, Risto Syrjalainen, Heikki Koivuniemi | 2000-08-29 |