Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6799683 | Flotation mechanism and method for dispersing gas and controlling flow in a flotation cell | Launo L. Lilja, Bror Nyman | 2004-10-05 |
| 5385600 | Method for beneficiating nickel sulfide concentrates and corresponding mixtures, unsuitable for smelting | — | 1995-01-31 |
| 5240327 | Method for creating double loop flow | Bror Nyman, Launo L. Lilja, Valto J. Makitalo | 1993-08-31 |
| 5219467 | Method for concentrating ore slurries by means of intensive agitation conditioning and simultaneous flotation, and an apparatus for the same | Bror Nyman, Launo L. Lilja, Valto J. Makitalo | 1993-06-15 |