About HIRATSUKA SADATO
About HORIE HIROSHI
About KOWATA TOSHINORI
About HAREYAMA TAKUMI
About cast iron
About incinerator
About Various techniques for casting
About Waste treatment
About 鋳鉄
About 鋳物
About リサイクル材料
About 溶解
About 溶湯処理
About 片状黒鉛鋳鉄
About 材質
About ごみ
About 溶融
About 配合割合