RECOVERY METHOD FOR VALUABLE RESOURCE FROM LITHIUM ION SECONDARY BATTERY

To provide a recovery method for a valuable resource that enables suppression of deterioration of object housing means for housing an object including a valuable resource and enables the valuable resource to be recovered with high quality and with a high recovery rate.SOLUTION: A recovery method for...

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Hauptverfasser: NISHIKAWA CHIHIRO, WATANABE AKISHIGE, FUKUCHI YOICHI, HONMA YOSHIHIRO, IZUMI TOMOKI, ITO YOSHIMOTO, YAMASHITA MASATAKA
Format: Patent
Sprache:eng ; jpn
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Zusammenfassung:To provide a recovery method for a valuable resource that enables suppression of deterioration of object housing means for housing an object including a valuable resource and enables the valuable resource to be recovered with high quality and with a high recovery rate.SOLUTION: A recovery method for a valuable resource is provided, including a heat treatment step of performing heat treatment of an object including a valuable resource via flame blocking means blocking flame such that the flame does not touch object housing means in which the object is housed, and a valuable resource recovery step of recovering the valuable resource from the heat-treated product of the object obtained by the heat treatment step.SELECTED DRAWING: Figure 1A 【課題】有価物を含む対象物を収容する対象物収容手段の劣化を抑制できると共に、高い回収率で高品位に有価物を回収できる有価物の回収方法の提供。【解決手段】有価物を含む対象物を熱処理するための火炎が、前記対象物が収容された対象物収容手段に当たらないように前記火炎を遮る火炎遮断手段を介して、前記対象物を熱処理する熱処理工程と、前記熱処理工程により得た前記対象物の熱処理物から、前記有価物を回収する有価物回収工程と、を含む有価物の回収方法である。【選択図】図1A