Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6238457 | Method for feeding and directing reaction gas and solids into a smelting furnace and a multiadjustable burner designed for said purpose | Ismo Holmi, Tuomo Jokinen, Launo L. Lilja, Jussi Sipilä, Pekka Tuokkola +1 more | 2001-05-29 |
| 5443620 | Method for oxidizing pulverous fuel with two gases having different oxygen contents | Pentti J. Kaasinen, Launo L. Lilja, Valto J. Makitalo | 1995-08-22 |
| 5358222 | Apparatus for oxidizing pulverous fuel with two gases having different oxygen contents | Pentti J. Kaasinen, Launo L. Lilja, Valto J. Makitalo | 1994-10-25 |