Issued Patents 2003
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6641777 | Method for the manufacture of a composite cooling element for the melt zone of a metallurgical reactor and a composite cooling element manufactured by said method | Risto Saarinen, Ari Jokilaakso | 2003-11-04 |
| 6615913 | Pyrometallurgical reactor cooling element and its manufacture | Eero Hugg, Pertti Mäkinen, Raimo Koota | 2003-09-09 |
| 6565799 | Equipment for the even feed of pulverous material to a concentrate burner of suspension smelting furnace | Markku Lahtinen, Kaarle Peltoniemi | 2003-05-20 |