About ASADA N
About Tokyo Tungsten Co., Ltd., Toyama
About YAMAMOTO Y
About Tokyo Tungsten Co., Ltd., Toyama
About IGARASHI T
About Tokyo Tungsten Co., Ltd., Toyama
About DOI Y
About Tokyo Tungsten Co., Ltd., Tokyo
About HAYASHI K
About Univ. Tokyo, Tokyo
About 粉体および粉末冶金
About carbide
About Carbon and its compounds
About 硬質材料
About 高圧
About 窒素ガス
About 混合粉末
About 炭窒化物
About 粉