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Recovery of trace rare earths from high - level Fe3 + and Al 3+ waste of oil shale ash (Fe - Al - OSA)

Hualing Yang, Auteur ; Wei Wang, Auteur ; Dongli Zhang, Auteur |

Dans Industrial & engineering chemistry research (Vol. 49 N° 22, Novembre 2010)

An experimental investigation was undertaken to study the high-efficient and clean enrichment of trace rare earths from high-level Fe3+ and Al3+ waste of oil shale ash (Fe-Al-OSA). The optimum leaching temperature, ratio of solid to liquid, acid[...]

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