About KASAI A
About Kobe Steel, Ltd., Kakogawa, JPN
About MATSUI Y
About Kobe Steel, Ltd., Kakogawa, JPN
About ISIJ International (Iron and Steel Institute of Japan)
About blast furnace operation
About Pig iron making
About 炭質材
About 鉄鉱石
About 高炉
About 備蓄
About ゾーン
About 温度低下