About HIRABAYASHI MASARU
About 日本鉱業佐賀関製錬所
About SAITO MASAO
About 日本鉱業佐賀関製錬所
About KIMURA TAKASHI
About 日本鉱業佐賀関製錬所
About 日本鉱業会誌
About copper smelting
About Smelting
About Sulfur and its compounds
About Corrosion
About 陽極防食
About 硫酸
About 冷却器
About 実用化