その他の主な実施例    The other main cases of the operation

　電解装置

   Electrolysis equipments

    Electrolysis equipment for recovery Precious Metals (Au Ag Pt etc)

　高周波溶解装置

  High-frequency dissolution equipments

   Melting and molding of Precious Metals

   Refining equipment of Precious Metals

 　ユーティリティ設備

  Utility facilities

   Steam boiler piping design and erection

   Chemical pipeline

   Exhaust duct pipeline