Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12305133 | Method and apparatus for removing impurities from gasification gas and use | Ilkka Hiltunen | 2025-05-20 |
| 11980848 | Apparatus for purifying gas | Kristian Melin, Pekka Simell, Marjut Suomalainen | 2024-05-14 |
| 11660569 | Method and apparatus for purifying gas | Kristian Melin, Pekka Simell, Marjut Suomalainen | 2023-05-30 |
| 10822560 | Method and apparatus for gasifying raw material and gaseous product | Ilkka Hiltunen | 2020-11-03 |
| 9096802 | Method of producing a hydrocarbon composition | Isto Eilos, Ilkka Hiltunen, Sebastian Johansson, Pekka Simell, Sami Toppinen | 2015-08-04 |
| 8936658 | Method of reforming gasification gas | Pekka Simell, Ilkka Hiltunen | 2015-01-20 |
| 8100995 | Multiple stage method of reforming a gas containing tarry impurities employing a zirconium-based catalyst | Pekka Simell | 2012-01-24 |
| 7455705 | Method for the purification of gasification gas | Pekka Simell | 2008-11-25 |
| 6293209 | Process for treating a material containing metal and organic matter, including metal separation | Matti Nieminen | 2001-09-25 |