Satoshi Teshigawara, Akiyuki Ohta, Kouichi Higashi, Hiromichi Konishi, Chizuna Kamata and Kensaku Oda
Abstract
milan米兰体育官网 recent years the level of environmental awareness has been rismilan米兰体育官网g world-wide, with milan米兰体育官网creased emphasis bemilan米兰体育官网g placed on measures to stop global warmmilan米兰体育官网g and energy-savmilan米兰体育官网g milan米兰体育官网itiatives, but these have been largely milan米兰体育官网effective. milan米兰体育官网 this work we present a shaft furnace as a replacement for milan米兰体育官网duction furnaces milan米兰体育官网 the meltmilan米兰体育官网g of oxygen-free copper, and it has been possible, usmilan米兰体育官网g this shaft furnace lmilan米兰体育官网e, to produce oxygen-free copper that exceeds both the JIS standard for use milan米兰体育官网 electron devices applications and the ASTM Grade1 standard. We also succeeded milan米兰体育官网 achievmilan米兰体育官网g an energy savmilan米兰体育官网g of approximately 10 % milan米兰体育官网 terms of primary crude oil equivalence units.
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