 |
| |||
| bell furnace (Alexander Demidov); hood kiln (dicax) | |||
| bell -type furnace | |||
| hood-type furnace; top-hat furnace | |||
| bell furnace; cover furnace | |||
| bell-type furnace | |||
| bell-type furnace (для светлого отжига стальных штрипсов и листов) | |||
| колпаковая печь: 20 phrases in 6 subjects |
| General | 1 |
| Metallurgy | 8 |
| Roll stock | 4 |
| Technology | 5 |
| Thermal engineering | 1 |
| Welding | 1 |