Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6893474 | Purification process | Neil Clarke | 2005-05-17 |
| 6270738 | Process for preparing usable products from an impure ferric sulfate solution | Simo Jokinen, Timo Kenakkala | 2001-08-07 |
| 5968229 | Purification of metal containing solutions | — | 1999-10-19 |