Title:
VALUABLE METAL MINING METHOD WITH IN-SITU LEACHING USING PNEUMATIC FRACTURING, PLASMA BLASTING, VACUUM SUCTION EXTRACTION, AND AIR BUBBLES
Document Type and Number:
WIPO Patent Application WO/2023/153534
Kind Code:
A1
Abstract:
The present invention relates to a valuable metal mining method with in-situ leaching, the method comprising the steps of: (a) forming, in a mine in which valuable metal is located, an injection well and an extraction well positioned at a certain distance from the injection well; and (b) forming a macro crack inside the mine as high-pressure air sprayed from a pneumatic fracturing probe inserted into the injection well flows inside the mine, or forming a micro crack inside the mine as plasma generated from a plasma probe inserted into the injection well propagates inside the mine.
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Inventors:
PARK NAM SEO (KR)
IN HYUN JIN (KR)
SONG JAE YONG (KR)
KANG CHA WON (KR)
YANG SU CHAN (KR)
IN HYUN JIN (KR)
SONG JAE YONG (KR)
KANG CHA WON (KR)
YANG SU CHAN (KR)
Application Number:
PCT/KR2022/002003
Publication Date:
August 17, 2023
Filing Date:
February 09, 2022
Export Citation:
Assignee:
SANHA E&C CO LTD (KR)
International Classes:
C22B3/22; C22B3/04; C22B9/22
Foreign References:
| KR100968951B1 | 2010-07-14 | |||
| KR102038433B1 | 2019-10-30 | |||
| KR102023322B1 | 2019-09-20 | |||
| US20160194734A1 | 2016-07-07 | |||
| US20110274580A1 | 2011-11-10 | |||
| KR102408635B1 | 2022-06-14 |
Attorney, Agent or Firm:
LEE, Mun Chul (KR)
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