About MINAGAWA KAZUMI
About 金材技研
About OKUYAMA HIDEO
About 金材技研
About HARADA KOMEI
About 金材技研
About 粉体および粉末冶金
About atomization method
About Superconducting materials
About ガスアトマイズ法
About Bi
About Sr
About Ca
About Cu
About 酸化物
About 粉末
About 熱処理特性