Recovery of thorium oxalate from sulphuric acid leach liquor containing dissolved thorium, rare earths, and phosphate

• 1. 一种从稀土磷酸盐矿物的硫酸浸出液中萃取稀土的方法 [P] . 中国专利： CN107419098A . 2017-12-01
• 2. 从含有卤化磷酸盐和稀土化合物的固体混合物中回收稀土的方法和适合这种方法的固体混合物 [P] . 中国专利： CN103429534A . 2013-12-04
• 3. A process for the production of thorium phosphate from thorium oxalate and recovery of oxalic acid [P] . AU2016210678A1 . 2018-02-22

  机译： 由草酸锶生产磷酸or和草酸回收的方法

• 4. 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 [P] . IL70180A . 1987-10-30

  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

• 5. GLOBAL RECOVERY OF URANIUM, YTTRIUM, THORIUM AND RARE EARTHS FROM A PHOSPHATED MINERAL IN THE COURSE OF A WET TREATMENT PROCESS FOR THE PREPARATION OF PHOSPHORIC ACID [P] . CA1222376A . 1987-06-02

  机译： 在制备磷酸的湿法处理过程中从磷矿中回收铀，钇，T和稀土元素的全球回收率

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• 6. Sulfuric acid baking and leaching of rare earth elements, thorium and phosphate from a monazite concentrate: Effect of bake temperature from 200 to 800 °C [O] . John Demol, Elizabeth Ho, Gamini Senanayake 2018
• 7. RECOVERY OF THORIUM, URANIUM, AND RARE EARTHS FROM MONAZITE SULFATE LIQUORS BY THE AMINE EXTRACTION (AMEX) PROCESS [R] . D. J. Crouse, K. B. Brown 1959

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