Title:
METHOD FOR CONCENTRATING AND RECOVERING NOBLE METALS
Document Type and Number:
WIPO Patent Application WO/2018/012905
Kind Code:
A1
Abstract:
One aspect of the present invention provides a method for concentrating and recovering noble metals through a boron compound, comprising the steps of: (step 1) pulverizing a copper-containing material, and preparing a mixture by mixing the same with gold concentrates; (step 2) heat treating the prepared mixture and oxidizing roasting the same; (step 3) melting the oxidizing roasted mixture and injecting a boron compound into a slag to be generated; and (step 4) separating and recovering the slag and crude metals obtained in step 3.
Inventors:
PARK HYUN-SIK (KR)
KIM MIN-SEOK (KR)
LEE JAE-CHUN (KR)
HA MIN-CHUL (KR)
KIM SOO-KYUNG (KR)
SOHN JEONG-SOO (KR)
SHIN DO-YUN (KR)
YANG DONG-HYO (KR)
JEONG JIN-GI (KR)
KIM YOUNG-JAE (KR)
KIM MIN-SEOK (KR)
LEE JAE-CHUN (KR)
HA MIN-CHUL (KR)
KIM SOO-KYUNG (KR)
SOHN JEONG-SOO (KR)
SHIN DO-YUN (KR)
YANG DONG-HYO (KR)
JEONG JIN-GI (KR)
KIM YOUNG-JAE (KR)
Application Number:
PCT/KR2017/007531
Publication Date:
January 18, 2018
Filing Date:
July 13, 2017
Export Citation:
Assignee:
KOREA INST GEOSCIENCE & MINERAL RESOURCES (KR)
International Classes:
C22B15/00; C04B18/14; C22B1/02; C22B3/00; C22B3/04; C22B5/08
Foreign References:
| JP2006307283A | 2006-11-09 | |||
| KR20120055350A | 2012-05-31 | |||
| KR101570780B1 | 2015-11-20 | |||
| KR20060018496A | 2006-03-02 | |||
| KR20140115568A | 2014-10-01 |
Other References:
See also references of EP 3486337A4
Attorney, Agent or Firm:
DAE-A INTELLECTUAL PROPERTY CONSULTING (KR)
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