Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11629459 | Method for treating aqueous feed by dissolved gas flotation | Matti Hietaniemi, Jyri Välimäki, Rosa Carceller | 2023-04-18 |
| 11525022 | Method for dewatering of biological sludge using a polymeric flocculant | Rosa Carceller | 2022-12-13 |
| 10858782 | Method for dewatering of sludge from a pulp, paper or board making process | Matti Hietaniemi, Rosa Carceller, Asko Karppi, Jyri Välimäki | 2020-12-08 |
| 10800869 | Polymer composition and its uses | Matti Hietaniemi, Rosa Carceller, Asko Karppi | 2020-10-13 |
| 10703662 | Improving sludge dewaterability and energy balance of wastewater treatment | Sakari Halttunen, Outi GRÖNFORS, Bengt HANSEN | 2020-07-07 |