Processes for recovering rare earth elements from various ores
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United States of America Patent
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Aug 9, 2016
Grant Date -
Dec 25, 2014
app pub date -
May 3, 2012
filing date -
May 4, 2011
priority date (Note) -
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Abstract
The present disclosure relates to processes for recovering rare earth elements from various materials. The processes can comprise leaching the at least one material with at least one acid so as to obtain a leachate comprising at least one metal ion and at least one rare earth element, and a solid, and separating the leachate from the solid. The processes can also comprise substantially selectively removing at least one of the at least one metal ion from the leachate and optionally obtaining a precipitate. The processes can also comprise substantially selectively removing the at least one rare earth element from the leachate and/or the precipitate.
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