Title:
金属混合溶液中の金属の分離方法
Document Type and Number:
Japanese Patent JP5161361
Kind Code:
B1
Abstract:
PROBLEM TO BE SOLVED: To provide a method of efficiently separating a metal group B from a metal-mixed aqueous solution containing a metal group A comprising at least one selected from cobalt, nickel and lithium and the metal group B comprising at least one selected from copper, zinc, manganese, calcium, aluminum and iron.SOLUTION: A method of separating metal in a metal-mixed solution includes subjecting the metal-mixed aqueous solution containing a metal group A comprising at least one selected from cobalt, nickel, and lithium, and a metal group B comprising at least one selected from copper, zinc, manganese, calcium, aluminum, and iron to a solvent extraction process employing a mixed extractant comprising a phosphate ester-based extractant (hereinafter referred to as a first extractant) and an oxime-based extractant (hereinafter referred to as a second extractant) to separate the metal group B from the metal-mixed solution.
Inventors:
Yousuke Yamaguchi
Keitaro Koga
Junichi Arakawa
Keitaro Koga
Junichi Arakawa
Application Number:
JP2011289867A
Publication Date:
March 13, 2013
Filing Date:
December 28, 2011
Export Citation:
Assignee:
jx Nippon Mining & Metals Co., Ltd.
International Classes:
C22B3/26; B01D11/04; C22B3/04; C22B7/00; C22B23/00; C22B26/12; H01M10/54
Domestic Patent References:
| JP11050167A | ||||
| JP2011074410A | ||||
| JP2008231522A | ||||
| JP2006057142A | ||||
| JP6264156A |
Attorney, Agent or Firm:
Axis International Patent Business Corporation