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GLOBAL RECOVERY PROCEDURE FOR URANIUM, YTRIO, TORIO AND RARE LANDS CONTAINED IN A PHOSPHATE MINERAL
GLOBAL RECOVERY PROCEDURE FOR URANIUM, YTRIO, TORIO AND RARE LANDS CONTAINED IN A PHOSPHATE MINERAL
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机译:磷酸盐矿山中铀,钇,铀,TORIO和稀有土地的全球回收程序
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摘要
The uranium, yttrium, thorium and rare earth values contained in a phosphate rock are essentially totally recovered therefrom by, during the wet-process preparation of phosphoric acid from said phosphate rock, acidulating same in the presence of aluminum and/or iron, and optionally silica, and thence recovering said values from the phosphoric acid thus produced.
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