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PCE
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CPC Subgroup
C01F 17/10

Preparation or treatment, e.g. separation or purification

Full Title

Compounds of rare earth metals > Preparation or treatment, e.g. separation or purification

2 direct subcodes

Child Classifications

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  • C01F 17/13 by using ion exchange resins, e.g. chelate resins
  • C01F 17/17 involving a liquid-liquid extraction