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, Erkki Välimäki | 2022-10-18 |
| 10035957 | Method for treating lignin-based material | Pekka Tynjaelae, Henrik Romar | 2018-07-31 |
| 8668811 | Method and apparatus for producing a pyrolysis liquid | Sampo Ratinen, Jani Lehto, Mikko Anttila, Kristin Onarheim, Ismo Hirvonen +2 more | 2014-03-11 |