Water-cooled graphite slag tapping port device for phosphorus furnace capable of significantly reducing ablation damage

Secondary utilization device for indirect heat exchange heat of phosphorus furnace tail gas

Spraying system for water quenching steam of phosphorus furnace slag

Phosphorus furnace top tail gas spraying system

Water vapor collection and discharge system for phosphorus slag pool

Raw material preheating system utilizing indirect heat exchange energy of yellow phosphorus electric furnace tail gas

Air purification device

Gas gathering device