Title:
希土類元素の分離方法
Document Type and Number:
Japanese Patent JP6775966
Kind Code:
B2
Abstract:
This rare earth element separation method comprises a step for bringing an organic solvent into contact with a material liquid containing multiple types of rare earth elements to an aqueous solution, thereby extracting the multiple types of rare earth elements in the organic solvent to prepare a starting liquid, and a step for separating at least one type of the rare earth elements by applying a solvent extraction method to the starting liquid, and separates the multiple types of rare earth elements.
Inventors:
Yumi Mochida
Takuhiro Miyamoto
Nakamura Yoshinori
Takuhiro Miyamoto
Nakamura Yoshinori
Application Number:
JP2016033007A
Publication Date:
October 28, 2020
Filing Date:
February 24, 2016
Export Citation:
Assignee:
Yumi Mochida
Mitsubishi Materials Techno Co., Ltd.
Mitsubishi Materials Techno Co., Ltd.
International Classes:
C22B59/00; C22B3/26
Domestic Patent References:
| JP54080222A | ||||
| JP54093672A | ||||
| JP60251126A | ||||
| JP64028217A | ||||
| JP2080530A | ||||
| JP5105975A | ||||
| JP7034151A |
Foreign References:
| CN102453800A | ||||
| CN103725880A |
Attorney, Agent or Firm:
Shigeo Naruse