Issued Patents 1997
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5662871 | Method for extracting metals from large solution flows and apparatus for realizing the same | Bror Nyman, Valto J. Makitalo, Launo L. Lilja, Timo Saarenpaa | 1997-09-02 |