Issued Patents 2018
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10034333 | Method for operating an arc furnace and smelting system having an arc furnace operated according to the method | Ralph-Herbert Backes | 2018-07-24 |
| 9949322 | Method for operating an electric arc furnace and melting plant having an electric arc furnace operated according to said method | Dieter Fink, Detlef Rieger | 2018-04-17 |