About ASADA N
About Tokyo Tungsten Co., Ltd., Toyama
About YAMAMOTO Y
About Tokyo Tungsten Co., Ltd., Toyama
About IGARASHI T
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 high pressure gas
About Manufacturing of ceramics and ceramic whiteware
About 硬質材料
About 高圧
About 窒素ガス
About 混合粉
About 炭窒化物
About Mo
About 粉末