Low-cost selective precipitation circuit for recovery of rare earth elements from acid leachate of coal waste

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  机译： 低成本的沉淀沉淀电路，可回收煤废酸渗滤液中的稀土元素

• 4. Acid digestion processes for recovery of rare earth elements from coal and coal byproducts [P] . 美国专利： US10626482B2 . 2020-04-21

  机译： 酸消化法从煤和煤副产物中回收稀土元素

• 5. ACID DIGESTION PROCESSES FOR RECOVERY OF RARE EARTH ELEMENTS FROM COAL AND COAL BYPRODUCTS [P] . 美国专利： US2017356067A1 . 2017-12-14

  机译： 从煤和煤副产品中回收稀土元素的酸消化过程

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