|
BLAST FURNACE |
|
| UF |
Charcoal Blast Furnace |
| SN | Smelting furnace into which compressed hot air is driven. |
| CL |
INDUSTRIAL |
| BT | METAL PRODUCTION FURNACE |
| RT |
BLOWING ENGINE HOUSE
FOUNDRY HAMMER POND METAL SMELTING SITE OPEN HEARTH FURNACE
|