Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4770755 | Electrode unit to be used for purification of emulsions and polluted waters, especially oil-bearing waters, by means of electrolysis | Pentti A. Valanti, Mikko Maunula | 1988-09-13 |