Production of rare earth and thorium com
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Pilkington, E. S. ;Wylie, A. W.
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Article
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1947
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Wiley (John Wiley & Sons)
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## PfLK/NGTON AND IYYLIE-RARE EARTH COMPOUNDS. I 3% PRODUCTION OF RARE EARTH AND ZITE. PART I THORlUM COMPOUNDS FROM MONA-By E. S. PILKINCTON and A. \\'. \\'YLIE A process is described for the separation of rare earth clcments in monazite into the following products : (a) cerium group hydroxides c