Method for recovering valuable material from lithium-ion secondary battery, and recovered material containing valuable material
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United States of America Patent
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Jun 7, 2016
Grant Date -
Oct 31, 2013
app pub date -
Jun 26, 2013
filing date -
Dec 27, 2010
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Abstract
A method for recovering a valuable material from a lithium-ion secondary battery, the method contains: roasting a lithium-ion secondary battery containing a valuable material in a metal battery case thereof to obtain a roasted material; stirring the roasted material with liquid to separate contents containing the valuable material from the inside of the metal battery case; and sorting the contents separated by the separation and the metal battery case to obtain a recovered material containing the valuable material.
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