METHOD FOR PRE-TREATMENT OF GOLD-BEARING OXIDE ORES

Title:

METHOD FOR PRE-TREATMENT OF GOLD-BEARING OXIDE ORES

Document Type and Number:

Japanese Patent JP2021167469

Kind Code:

A

Abstract:

To provide a system for pre-treatment of precious metal-bearing materials.SOLUTION: This system has a reactor that mixes a noble metal material, activated carbon, and an oxidizer to form pre-treated slurry, a separator that separates the activated carbon from the pre-treated slurry to form carbon-depleted slurry, and a leaching system configured to bring a leaching agent into contact with the carbon-depleted slurry after the activated carbon has been separated from the pre-treated slurry.SELECTED DRAWING: Figure 1

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Inventors:

CHOI YEONUK
AHMAD GHAHREMANINEZHAD GHARELAR

Application Number:

JP2021120723A

Publication Date:

October 21, 2021

Filing Date:

July 21, 2021

Export Citation:

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Assignee:

BARRICK GOLD CORP

International Classes:

C22B3/02; C22B3/04; C22B3/22; C22B11/00

Attorney, Agent or Firm:

Makoto Onda
Hironobu Onda
Atsushi Honda

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