Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5679263 | Method and apparatus for producing feed mixture | Martti Johannes Jormanainen, Valto J. Makitalo | 1997-10-21 |
| 5662871 | Method for extracting metals from large solution flows and apparatus for realizing the same | Bror Nyman, Valto J. Makitalo, Sti-Erik Hultholm, Timo Saarenpaa | 1997-09-02 |