Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6149715 | Method for scrubbing gases | Launo L. Lilja, Pekka Niemelä, Janne Ollila | 2000-11-21 |
| 6102990 | Multistep gas scrubber apparatus | Launo L. Lilja, Pekka Niemelä, Janne Ollila | 2000-08-15 |
| 4478802 | Method for cleaning cyanide-bearing gas scrubbing waters produced in metallurgical industry | Matti E. Honkaniemi, Veikko Juntunen, Urpo J. Mansikka | 1984-10-23 |