日本东京电解公司是一家以钽和铌的熔炼、加工为主的企业。公司于2005年年底购买的600kW电子束炉(EB炉)已开始试运行,继而在2006年又新购了2台600kWEB炉,这样该公司拥有共计7台EB炉。该公司熔炼、加工所供的Nb材,主要用于ITER国际核聚变试验堆及ILC(国际线性超细粒子加速器)。这2个项目尚没有正式开始建设, Tokyo, Japan electrolytic company is a tantalum and niobium smelting, processing-oriented enterprises. The 600kW electron beam furnace (EB furnace), purchased by the company in late 2005, has been put into trial operation, followed by the purchase of two 600kW EB furnaces in 2006, bringing the company to a total of seven EB furnaces. The company smelts and processes the Nb materials for the ITER International Nuclear Fusion Reactor and ILC (International Linear Ultrafine Particle Accelerator). These two projects have not yet officially started construction,