RECOVERY METHOD OF AU ADSORBED TO ACTIVE CARBON - JX NIPPON MINING & METALS CORP

Title:

RECOVERY METHOD OF AU ADSORBED TO ACTIVE CARBON

Document Type and Number:

Japanese Patent JP2015048524

Kind Code:

A

Abstract:

PROBLEM TO BE SOLVED: To inexpensively and efficiently recover Au adsorbed to an active carbon.SOLUTION: A recovery method of Au adsorbed to an active carbon includes a step in which Au adsorbed to an active carbon is eluted by an eluent being an acidic solution including thiosulfate, thereby an eluent which is an acidic concentrated Au solution is obtained, then the Au is recovered by electrowinning using the eluent being an acidic concentrated Au solution.

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Inventors:

HATANO KAZUHIRO
IMAGAWA HARUE
KATSUKAWA KOJI
ONO EIKI
SANO MASAKI

Application Number:

JP2013182590A

Publication Date:

March 16, 2015

Filing Date:

September 03, 2013

Export Citation:

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Assignee:

JX NIPPON MINING & METALS CORP

International Classes:

C22B11/00; C22B3/24; C25C1/20

Attorney, Agent or Firm:

Axis international patent business corporation

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