| 1 |  | Introduction | ||
| 2 | | From steel scrap new steel products | ||
| 3 | | Steel grades | ||
| 4 | | Additives | ||
| 5 | | Slag layer | ||
| 6 | | Arc generated 3500 °C | ||
| 7 | | Electrode regulator | ||
| 8 | | Melting heat, melting time | ||
| 9 | | Tapping of the liquid steel | ||
| 10 | | Slag removal | ||
| 11 | | Gases and dust containing substances | ||
| 12 | | Further emissions | ||
| 13 | | Components shown are | ||
| 14 | | Exhaust air | ||
| 15 | | Filter system |
| 16 | | Steel scrap, sponge iron, lime | ||
| 17 | | Furnace vessel | ||
| 18 | | Power supply from transformer | ||
| 19 | | Carbon electrodes | ||
| 20 | | Arc | ||
| 21 | | Steel melt, fused material | ||
| 22 | | Steel ladle | ||
| 23 | | Liquid steel | ||
| 24 | | Slag pan | ||
| 25 | | Slag |