生产生铁的新设备南非伊斯科尔钢铁公司建造了一台采用无焦连续熔炼法生产生铁的新设备，年产量超过３０万ｔ。新型炼铁设备包括一座２０ｍ高的锥形竖炉和一间２８ｍ高的熔化—气化室。生产时，把矿石、石灰石和白云石添加料从供应槽装入竖炉上部，煤经气化而产生的气体（... New equipment for pig iron production Iskell Steel of South Africa has built a new facility for the production of pig iron using a coke-less continuous melting process with an annual output of over 300,000 t. The new ironmaking facilities include a 20m high cone shaft furnace and a 28m high melting and gasification chamber. Production, the ore, limestone and dolomite feed from the supply tank into the upper shaft furnace, coal gasified gas (...