CL2017003378A1 - Bio-leaching method of copper sulfide minerals, preferably chalcopyrite, with a consortium of iron and sulfur oxidizing bacteria resistant to seawater and chloride - Google Patents
Bio-leaching method of copper sulfide minerals, preferably chalcopyrite, with a consortium of iron and sulfur oxidizing bacteria resistant to seawater and chlorideInfo
- Publication number
- CL2017003378A1 CL2017003378A1 CL2017003378A CL2017003378A CL2017003378A1 CL 2017003378 A1 CL2017003378 A1 CL 2017003378A1 CL 2017003378 A CL2017003378 A CL 2017003378A CL 2017003378 A CL2017003378 A CL 2017003378A CL 2017003378 A1 CL2017003378 A1 CL 2017003378A1
- Authority
- CL
- Chile
- Prior art keywords
- consortium
- seawater
- iron
- bio
- chloride
- Prior art date
Links
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 title abstract 4
- 241000894006 Bacteria Species 0.000 title abstract 2
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 title abstract 2
- 229910052951 chalcopyrite Inorganic materials 0.000 title abstract 2
- DVRDHUBQLOKMHZ-UHFFFAOYSA-N chalcopyrite Chemical compound [S-2].[S-2].[Fe+2].[Cu+2] DVRDHUBQLOKMHZ-UHFFFAOYSA-N 0.000 title abstract 2
- 229910052742 iron Inorganic materials 0.000 title abstract 2
- 238000000034 method Methods 0.000 title abstract 2
- 230000001590 oxidative effect Effects 0.000 title abstract 2
- 239000013535 sea water Substances 0.000 title abstract 2
- 239000011593 sulfur Substances 0.000 title abstract 2
- 229910052717 sulfur Inorganic materials 0.000 title abstract 2
- VEXZGXHMUGYJMC-UHFFFAOYSA-M Chloride anion Chemical compound [Cl-] VEXZGXHMUGYJMC-UHFFFAOYSA-M 0.000 title 1
- OMZSGWSJDCOLKM-UHFFFAOYSA-N copper(II) sulfide Chemical compound [S-2].[Cu+2] OMZSGWSJDCOLKM-UHFFFAOYSA-N 0.000 title 1
- 238000002386 leaching Methods 0.000 title 1
- 229910052569 sulfide mineral Inorganic materials 0.000 title 1
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 abstract 1
- 229910052802 copper Inorganic materials 0.000 abstract 1
- 239000010949 copper Substances 0.000 abstract 1
- BWFPGXWASODCHM-UHFFFAOYSA-N copper monosulfide Chemical compound [Cu]=S BWFPGXWASODCHM-UHFFFAOYSA-N 0.000 abstract 1
- 229910052500 inorganic mineral Inorganic materials 0.000 abstract 1
- 239000011707 mineral Substances 0.000 abstract 1
- 238000005065 mining Methods 0.000 abstract 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
- C22B3/00—Extraction of metal compounds from ores or concentrates by wet processes
- C22B3/18—Extraction of metal compounds from ores or concentrates by wet processes with the aid of microorganisms or enzymes, e.g. bacteria or algae
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P10/00—Technologies related to metal processing
- Y02P10/20—Recycling
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Manufacturing & Machinery (AREA)
- Microbiology (AREA)
- Environmental & Geological Engineering (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Biochemistry (AREA)
- Geology (AREA)
- Biotechnology (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Micro-Organisms Or Cultivation Processes Thereof (AREA)
- Preparation Of Compounds By Using Micro-Organisms (AREA)
- Manufacture And Refinement Of Metals (AREA)
- Purification Treatments By Anaerobic Or Anaerobic And Aerobic Bacteria Or Animals (AREA)
Abstract
La presente invención se relaciona con la minería del cobre, y especialmente con un método para biolixiviar minerales de sulfuro de cobre, preferentemente calcopirita, con un consorcio de bacterias oxidantes de hierro y azufre resistentes a agua de mar.The present invention relates to copper mining, and especially to a method for biolixing copper sulphide minerals, preferably chalcopyrite, with a consortium of iron and sulfur oxidizing bacteria resistant to seawater.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CL2017003378A CL2017003378A1 (en) | 2017-12-26 | 2017-12-26 | Bio-leaching method of copper sulfide minerals, preferably chalcopyrite, with a consortium of iron and sulfur oxidizing bacteria resistant to seawater and chloride |
| PCT/CL2018/050138 WO2019126891A1 (en) | 2017-12-26 | 2018-12-20 | Method for bioleaching copper sulfide minerals, preferably chalcopyrite, with a consortium of bacteria that oxidise iron and sulfur and are resistant to seawater and chloride |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CL2017003378A CL2017003378A1 (en) | 2017-12-26 | 2017-12-26 | Bio-leaching method of copper sulfide minerals, preferably chalcopyrite, with a consortium of iron and sulfur oxidizing bacteria resistant to seawater and chloride |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CL2017003378A1 true CL2017003378A1 (en) | 2019-03-29 |
Family
ID=65898230
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CL2017003378A CL2017003378A1 (en) | 2017-12-26 | 2017-12-26 | Bio-leaching method of copper sulfide minerals, preferably chalcopyrite, with a consortium of iron and sulfur oxidizing bacteria resistant to seawater and chloride |
Country Status (2)
| Country | Link |
|---|---|
| CL (1) | CL2017003378A1 (en) |
| WO (1) | WO2019126891A1 (en) |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CL2012002854A1 (en) * | 2012-10-11 | 2014-03-14 | Biosigma Sa | Capsules of viable biomineros microorganisms, with alginate and iron ions; method of inoculation of biomineros microorganisms comprising adding said capsules to a medium that it is desired to inoculate; method of mineral bioleaching that controls the inoculation of biomineros microorganisms. |
-
2017
- 2017-12-26 CL CL2017003378A patent/CL2017003378A1/en unknown
-
2018
- 2018-12-20 WO PCT/CL2018/050138 patent/WO2019126891A1/en not_active Ceased
Also Published As
| Publication number | Publication date |
|---|---|
| WO2019126891A1 (en) | 2019-07-04 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| SG11202003243XA (en) | Link aggregation with floating primary link | |
| CL2019002225A1 (en) | Compositions and methods for reducing hydrogen sulfide and microbially influenced corrosion in crude oil, natural gas, and associated equipment. | |
| PE20211337A1 (en) | PROCESS FOR THE SEPARATION AND RECOVERY OF METAL SULFIDES FROM A MIXED SULFIDE MINE OR CONCENTRATE | |
| MY198983A (en) | Anti-cd38 antibodies for treatment of light chain amyloidosis and other cd38-positive hematological malignancies | |
| EP3577942A4 (en) | DOWNLINK DATA COORDINATION BASED ON LOW OR 0 MS MOBILITY INTERRUPTION | |
| CL2016002580A1 (en) | Flotation method of molybdenite that uses alkaline or alkaline earth polysulfides as a depressant agent, at a pH of 8 to 10.5 and use of said polysulfides. | |
| IL305707B1 (en) | Swellable fertilizer granules containing elemental sulfur with increased oxidation rates | |
| IL294801B2 (en) | Sulfur production | |
| HUE045536T2 (en) | Process for the recovery of copper from arsenic-containing and / or antimony-containing copper sulphide concentrates | |
| SG11201702756UA (en) | INTEGRATED HYDROCARBON DESULFURIZATION WITH OXIDATION OF DISULFIDES AND CONVERSION OF SO<sb>2</sb> TO ELEMENTAL SULFUR | |
| CL2016000115A1 (en) | Method for the recovery of a copper sulphide from an ore containing an iron sulphide | |
| EA201590245A1 (en) | METHOD OF HEAP LEAVING | |
| EP3616348A4 (en) | FEEDBACK MESSAGE TRANSFER FOR ONE OR MORE OPERATIONS | |
| MX2018004131A (en) | Dipentene dimercaptan compositions and use thereof as a mining chemical collector. | |
| TWM532762U (en) | Wristbands | |
| CL2017003378A1 (en) | Bio-leaching method of copper sulfide minerals, preferably chalcopyrite, with a consortium of iron and sulfur oxidizing bacteria resistant to seawater and chloride | |
| ZA201802459B (en) | Differential flotation of sulfide ores for recovering refractory gold | |
| SG11202005622UA (en) | Hydrogen sulfide production method and sulfur recovery method | |
| CO2018007141A2 (en) | Sulfation and leaching method of copper concentrate | |
| MX2017016428A (en) | Method for stabilizing metallic mercury. | |
| AR111345A1 (en) | METHOD AND SYSTEM OF RECOVERY OF METALS FROM LESSONS OF SULFURS CONTAINING ARSENIC | |
| AR102575A1 (en) | REMEDIATION OF SULFATE REDUCING BACTERIA WITH SPECIFIC BACTERIOCINE | |
| MX2016015001A (en) | Micronutrient supplement made from copper metal. | |
| ZA201902389B (en) | Track chain assembly of undercarriage with link having increased pitch | |
| GB201722196D0 (en) | N, N'-nickel di-n-butyldithiocarbamate production plant |