Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8128903 | Method of treating a precipitate comprising iron (II) sulfate monohydrate, a plant, granular material and its uses | Joni Pärnänen | 2012-03-06 |
| 5250276 | Method for preparing ferric chloride | Pekka Knuuttila, Simo Jokinen, Vesa-Pekka Judin, Simo Salanne | 1993-10-05 |