Issued Patents 2004
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6767206 | Arrangement and method for heating gas in a gas duct in connection with continuously operated sintering | Pekka Niemelä, Jouko Pirttimaa, Olavi Tulkki | 2004-07-27 |
| 6764305 | Device for supporting a conveyor belt used in the continuously operated sintering of a material bed | Martti Jankkila, Olavi Tulkki | 2004-07-20 |
| 6739446 | Method for measuring the surface height of a material bed conducted on a conveyor belt to thermal treatment | Pekka Niemelä | 2004-05-25 |
| 6698582 | Belt for the thermal treatment of a continuously operated material bed | Pekka Niemelä, Martti Jankkila | 2004-03-02 |