Title:
ZIRCONIUM PURIFICATION METHOD
Document Type and Number:
Japanese Patent JP2023015909
Kind Code:
A
Abstract:
To provide a zirconium purification method capable of reducing an amount of use of an acid solution when eluting radioactive zirconium.SOLUTION: A zirconium purification method comprises: an adsorption step for bringing a solution obtained by dissolving, yttrium including zirconium to an acid solution for dissolution, into contact with a resin whose base material is a cation exchange resin, for adsorbing selectively, the zirconium to the resin; and a collecting step for, after the adsorption step, causing the acid solution to pass through the resin, for collecting a collected passed solution including a complex of zirconium ions, in which, a pore size of the resin is less than 30 nm, preferably 10 nm or less.SELECTED DRAWING: Figure 2
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Inventors:
IMURA RYOTA
Application Number:
JP2021119991A
Publication Date:
February 01, 2023
Filing Date:
July 20, 2021
Export Citation:
Assignee:
JFE ENG CORP
International Classes:
C22B34/14; B01J45/00; B01J49/50; B01J49/60; C22B3/24
Attorney, Agent or Firm:
Sakai International Patent Office