... furnace shell, fume hoods, lining, short net, cooling system, exhaust system, de-dusting system, electrode shell, electrode lifting system, loading ... the operation environment. The closed structure can also collect the exhaust gas (main ingredient is carbon monoxide) which is generated in ... shell 6、Unloading system 7、Stoking machine 8、Fume exhaust system 9、Water-cooling system 10、Submerged arc furnace ...