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PROCESS FOR THE TOTAL RECOVERY OF URANIUM,YTTRIUM,THORIUM AND RARE EARTHS CONTAINED IN A PHOSPHATE-BEARING ORE IN THE COURSE OF THE WET-PROCESS PREPARATION OF PHOSPHORIC ACID
PROCESS FOR THE TOTAL RECOVERY OF URANIUM,YTTRIUM,THORIUM AND RARE EARTHS CONTAINED IN A PHOSPHATE-BEARING ORE IN THE COURSE OF THE WET-PROCESS PREPARATION OF PHOSPHORIC ACID
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机译:磷酸湿法制备过程中含磷酸盐矿中铀,钇,T和稀土元素的总回收工艺
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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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