OA11217A - Sulfide mineral concentrate bioleaching - Google Patents
Sulfide mineral concentrate bioleaching Download PDFInfo
- Publication number
- OA11217A OA11217A OA9900248A OA9900248A OA11217A OA 11217 A OA11217 A OA 11217A OA 9900248 A OA9900248 A OA 9900248A OA 9900248 A OA9900248 A OA 9900248A OA 11217 A OA11217 A OA 11217A
- Authority
- OA
- OAPI
- Prior art keywords
- concentrâtes
- bioballs
- leaching
- leach
- sulfur
- Prior art date
Links
- 239000012141 concentrate Substances 0.000 title claims description 20
- 229910052569 sulfide mineral Inorganic materials 0.000 title abstract description 3
- 238000000034 method Methods 0.000 claims abstract description 33
- 239000002184 metal Substances 0.000 claims abstract description 11
- 229910052751 metal Inorganic materials 0.000 claims abstract description 11
- 150000002739 metals Chemical class 0.000 claims abstract description 11
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 claims description 48
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 claims description 33
- 238000002386 leaching Methods 0.000 claims description 26
- UCKMPCXJQFINFW-UHFFFAOYSA-N Sulphide Chemical compound [S-2] UCKMPCXJQFINFW-UHFFFAOYSA-N 0.000 claims description 25
- 229910052717 sulfur Inorganic materials 0.000 claims description 24
- 239000011593 sulfur Substances 0.000 claims description 24
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 13
- 241000605272 Acidithiobacillus thiooxidans Species 0.000 claims description 12
- 239000000758 substrate Substances 0.000 claims description 12
- 230000000694 effects Effects 0.000 claims description 11
- 238000012856 packing Methods 0.000 claims description 11
- QAOWNCQODCNURD-UHFFFAOYSA-L Sulfate Chemical compound [O-]S([O-])(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-L 0.000 claims description 10
- 238000013461 design Methods 0.000 claims description 10
- 238000000605 extraction Methods 0.000 claims description 9
- 235000015097 nutrients Nutrition 0.000 claims description 9
- 241000894006 Bacteria Species 0.000 claims description 8
- 239000010439 graphite Substances 0.000 claims description 8
- 229910002804 graphite Inorganic materials 0.000 claims description 8
- 241000605222 Acidithiobacillus ferrooxidans Species 0.000 claims description 7
- 239000003054 catalyst Substances 0.000 claims description 7
- 230000001590 oxidative effect Effects 0.000 claims description 6
- 239000000463 material Substances 0.000 claims description 5
- -1 polyethylene Polymers 0.000 claims description 4
- 229920000642 polymer Polymers 0.000 claims description 4
- 239000004698 Polyethylene Substances 0.000 claims description 3
- 239000011230 binding agent Substances 0.000 claims description 3
- 229920000573 polyethylene Polymers 0.000 claims description 3
- 230000002708 enhancing effect Effects 0.000 abstract 1
- 239000000243 solution Substances 0.000 description 32
- 229940032330 sulfuric acid Drugs 0.000 description 22
- 238000006243 chemical reaction Methods 0.000 description 16
- 229910052802 copper Inorganic materials 0.000 description 11
- 239000010949 copper Substances 0.000 description 11
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 10
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 8
- 239000002253 acid Substances 0.000 description 8
- 238000004519 manufacturing process Methods 0.000 description 8
- 229910052760 oxygen Inorganic materials 0.000 description 8
- 238000012545 processing Methods 0.000 description 8
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 7
- 239000002054 inoculum Substances 0.000 description 7
- 239000001301 oxygen Substances 0.000 description 7
- 239000007787 solid Substances 0.000 description 7
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 6
- RAHZWNYVWXNFOC-UHFFFAOYSA-N Sulphur dioxide Chemical compound O=S=O RAHZWNYVWXNFOC-UHFFFAOYSA-N 0.000 description 6
- 238000010586 diagram Methods 0.000 description 6
- 230000007928 solubilization Effects 0.000 description 6
- 238000005063 solubilization Methods 0.000 description 6
- 238000000638 solvent extraction Methods 0.000 description 6
- 238000005342 ion exchange Methods 0.000 description 5
- 239000000376 reactant Substances 0.000 description 5
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 5
- CSCPPACGZOOCGX-UHFFFAOYSA-N Acetone Chemical compound CC(C)=O CSCPPACGZOOCGX-UHFFFAOYSA-N 0.000 description 4
- CWYNVVGOOAEACU-UHFFFAOYSA-N Fe2+ Chemical compound [Fe+2] CWYNVVGOOAEACU-UHFFFAOYSA-N 0.000 description 4
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 description 4
- 238000003723 Smelting Methods 0.000 description 4
- 229910052947 chalcocite Inorganic materials 0.000 description 4
- 239000003153 chemical reaction reagent Substances 0.000 description 4
- 229910052955 covellite Inorganic materials 0.000 description 4
- 229910052742 iron Inorganic materials 0.000 description 4
- 238000005007 materials handling Methods 0.000 description 4
- 239000000203 mixture Substances 0.000 description 4
- 239000000047 product Substances 0.000 description 4
- 229910052683 pyrite Inorganic materials 0.000 description 4
- NIFIFKQPDTWWGU-UHFFFAOYSA-N pyrite Chemical compound [Fe+2].[S-][S-] NIFIFKQPDTWWGU-UHFFFAOYSA-N 0.000 description 4
- 239000011028 pyrite Substances 0.000 description 4
- 229910052709 silver Inorganic materials 0.000 description 4
- 239000004332 silver Substances 0.000 description 4
- 239000002002 slurry Substances 0.000 description 4
- 238000007792 addition Methods 0.000 description 3
- 239000007864 aqueous solution Substances 0.000 description 3
- 239000001569 carbon dioxide Substances 0.000 description 3
- 229910002092 carbon dioxide Inorganic materials 0.000 description 3
- 239000007795 chemical reaction product Substances 0.000 description 3
- 238000000576 coating method Methods 0.000 description 3
- 238000005363 electrowinning Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 239000012530 fluid Substances 0.000 description 3
- 229910000360 iron(III) sulfate Inorganic materials 0.000 description 3
- 244000005700 microbiome Species 0.000 description 3
- 239000012188 paraffin wax Substances 0.000 description 3
- 238000011084 recovery Methods 0.000 description 3
- 239000000126 substance Substances 0.000 description 3
- 238000012360 testing method Methods 0.000 description 3
- 239000002699 waste material Substances 0.000 description 3
- VEXZGXHMUGYJMC-UHFFFAOYSA-M Chloride anion Chemical compound [Cl-] VEXZGXHMUGYJMC-UHFFFAOYSA-M 0.000 description 2
- 241000233866 Fungi Species 0.000 description 2
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 2
- AFVFQIVMOAPDHO-UHFFFAOYSA-N Methanesulfonic acid Chemical compound CS(O)(=O)=O AFVFQIVMOAPDHO-UHFFFAOYSA-N 0.000 description 2
- 230000001580 bacterial effect Effects 0.000 description 2
- 238000010170 biological method Methods 0.000 description 2
- 229910052951 chalcopyrite Inorganic materials 0.000 description 2
- DVRDHUBQLOKMHZ-UHFFFAOYSA-N chalcopyrite Chemical compound [S-2].[S-2].[Fe+2].[Cu+2] DVRDHUBQLOKMHZ-UHFFFAOYSA-N 0.000 description 2
- 239000011248 coating agent Substances 0.000 description 2
- 238000001816 cooling Methods 0.000 description 2
- BWFPGXWASODCHM-UHFFFAOYSA-N copper monosulfide Chemical compound [Cu]=S BWFPGXWASODCHM-UHFFFAOYSA-N 0.000 description 2
- 229910000366 copper(II) sulfate Inorganic materials 0.000 description 2
- 230000001186 cumulative effect Effects 0.000 description 2
- 238000007598 dipping method Methods 0.000 description 2
- 229910001448 ferrous ion Inorganic materials 0.000 description 2
- 238000009472 formulation Methods 0.000 description 2
- 239000007789 gas Substances 0.000 description 2
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 2
- 229910052737 gold Inorganic materials 0.000 description 2
- 239000010931 gold Substances 0.000 description 2
- 230000002452 interceptive effect Effects 0.000 description 2
- 150000002500 ions Chemical class 0.000 description 2
- BAUYGSIQEAFULO-UHFFFAOYSA-L iron(2+) sulfate (anhydrous) Chemical compound [Fe+2].[O-]S([O-])(=O)=O BAUYGSIQEAFULO-UHFFFAOYSA-L 0.000 description 2
- 229910000359 iron(II) sulfate Inorganic materials 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 238000002156 mixing Methods 0.000 description 2
- 230000003647 oxidation Effects 0.000 description 2
- 238000007254 oxidation reaction Methods 0.000 description 2
- 230000002829 reductive effect Effects 0.000 description 2
- 238000001223 reverse osmosis Methods 0.000 description 2
- 241000894007 species Species 0.000 description 2
- 238000003756 stirring Methods 0.000 description 2
- 235000013343 vitamin Nutrition 0.000 description 2
- 229940088594 vitamin Drugs 0.000 description 2
- 229930003231 vitamin Natural products 0.000 description 2
- 239000011782 vitamin Substances 0.000 description 2
- XFXPMWWXUTWYJX-UHFFFAOYSA-N Cyanide Chemical compound N#[C-] XFXPMWWXUTWYJX-UHFFFAOYSA-N 0.000 description 1
- 102000004190 Enzymes Human genes 0.000 description 1
- 108090000790 Enzymes Proteins 0.000 description 1
- BUGBHKTXTAQXES-UHFFFAOYSA-N Selenium Chemical group [Se] BUGBHKTXTAQXES-UHFFFAOYSA-N 0.000 description 1
- 241000205101 Sulfolobus Species 0.000 description 1
- 150000007513 acids Chemical class 0.000 description 1
- 238000003915 air pollution Methods 0.000 description 1
- 229910052785 arsenic Inorganic materials 0.000 description 1
- RQNWIZPPADIBDY-UHFFFAOYSA-N arsenic atom Chemical compound [As] RQNWIZPPADIBDY-UHFFFAOYSA-N 0.000 description 1
- 239000010953 base metal Substances 0.000 description 1
- 239000011942 biocatalyst Substances 0.000 description 1
- NFMAZVUSKIJEIH-UHFFFAOYSA-N bis(sulfanylidene)iron Chemical compound S=[Fe]=S NFMAZVUSKIJEIH-UHFFFAOYSA-N 0.000 description 1
- 239000006227 byproduct Substances 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 239000003575 carbonaceous material Substances 0.000 description 1
- 230000003197 catalytic effect Effects 0.000 description 1
- 150000001768 cations Chemical class 0.000 description 1
- 230000005465 channeling Effects 0.000 description 1
- 239000007809 chemical reaction catalyst Substances 0.000 description 1
- BUGICWZUDIWQRQ-UHFFFAOYSA-N copper iron sulfane Chemical compound S.[Fe].[Cu] BUGICWZUDIWQRQ-UHFFFAOYSA-N 0.000 description 1
- ARUVKPQLZAKDPS-UHFFFAOYSA-L copper(II) sulfate Chemical compound [Cu+2].[O-][S+2]([O-])([O-])[O-] ARUVKPQLZAKDPS-UHFFFAOYSA-L 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 238000009852 extractive metallurgy Methods 0.000 description 1
- 239000011790 ferrous sulphate Substances 0.000 description 1
- 235000003891 ferrous sulphate Nutrition 0.000 description 1
- 239000010419 fine particle Substances 0.000 description 1
- 238000005188 flotation Methods 0.000 description 1
- 239000013505 freshwater Substances 0.000 description 1
- 238000009291 froth flotation Methods 0.000 description 1
- 229920005546 furfural resin Polymers 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 239000003673 groundwater Substances 0.000 description 1
- 238000003306 harvesting Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 229920001903 high density polyethylene Polymers 0.000 description 1
- 239000004700 high-density polyethylene Substances 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 238000011081 inoculation Methods 0.000 description 1
- 230000000670 limiting effect Effects 0.000 description 1
- 238000011068 loading method Methods 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000003913 materials processing Methods 0.000 description 1
- 239000012528 membrane Substances 0.000 description 1
- 230000004060 metabolic process Effects 0.000 description 1
- 229910052976 metal sulfide Inorganic materials 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 229910052961 molybdenite Inorganic materials 0.000 description 1
- CWQXQMHSOZUFJS-UHFFFAOYSA-N molybdenum disulfide Chemical compound S=[Mo]=S CWQXQMHSOZUFJS-UHFFFAOYSA-N 0.000 description 1
- 239000002006 petroleum coke Substances 0.000 description 1
- 229920001483 poly(ethyl methacrylate) polymer Polymers 0.000 description 1
- 229920005596 polymer binder Polymers 0.000 description 1
- 239000002491 polymer binding agent Substances 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- 238000005086 pumping Methods 0.000 description 1
- 239000010453 quartz Substances 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 238000007670 refining Methods 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 238000012216 screening Methods 0.000 description 1
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N silicon dioxide Inorganic materials O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 1
- 239000002893 slag Substances 0.000 description 1
- 239000002904 solvent Substances 0.000 description 1
- 239000011877 solvent mixture Substances 0.000 description 1
- 238000001179 sorption measurement Methods 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
- 150000004763 sulfides Chemical class 0.000 description 1
- BDHFUVZGWQCTTF-UHFFFAOYSA-M sulfonate Chemical compound [O-]S(=O)=O BDHFUVZGWQCTTF-UHFFFAOYSA-M 0.000 description 1
- 235000011149 sulphuric acid Nutrition 0.000 description 1
- 239000002352 surface water Substances 0.000 description 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
-
- 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
- C22B15/00—Obtaining copper
- C22B15/0063—Hydrometallurgy
- C22B15/0065—Leaching or slurrying
- C22B15/0067—Leaching or slurrying with acids or salts thereof
-
- 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
- C22B15/00—Obtaining copper
- C22B15/0063—Hydrometallurgy
- C22B15/0065—Leaching or slurrying
- C22B15/0067—Leaching or slurrying with acids or salts thereof
- C22B15/0071—Leaching or slurrying with acids or salts thereof containing sulfur
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J2219/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
- B01J2219/30—Details relating to random packing elements
- B01J2219/302—Basic shape of the elements
- B01J2219/30207—Sphere
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J2219/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
- B01J2219/30—Details relating to random packing elements
- B01J2219/304—Composition or microstructure of the elements
- B01J2219/30416—Ceramic
-
- 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
-
- 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
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S423/00—Chemistry of inorganic compounds
- Y10S423/09—Reaction techniques
- Y10S423/17—Microbiological reactions
-
- 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
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S435/00—Chemistry: molecular biology and microbiology
- Y10S435/8215—Microorganisms
- Y10S435/822—Microorganisms using bacteria or actinomycetales
- Y10S435/853—Lactobacillus
- Y10S435/854—Lactobacillus acidophilus
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Organic Chemistry (AREA)
- Metallurgy (AREA)
- Mechanical Engineering (AREA)
- Materials Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- Biotechnology (AREA)
- Geology (AREA)
- Geochemistry & Mineralogy (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Environmental & Geological Engineering (AREA)
- Microbiology (AREA)
- Biochemistry (AREA)
- Manufacture And Refinement Of Metals (AREA)
- Extraction Or Liquid Replacement (AREA)
- Micro-Organisms Or Cultivation Processes Thereof (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US4663997P | 1997-05-16 | 1997-05-16 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| OA11217A true OA11217A (en) | 2003-07-17 |
Family
ID=21944551
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| OA9900248A OA11217A (en) | 1997-05-16 | 1999-11-15 | Sulfide mineral concentrate bioleaching |
Country Status (12)
| Country | Link |
|---|---|
| US (2) | US6063158A (fr) |
| EP (1) | EP0981652B1 (fr) |
| AP (1) | AP1373A (fr) |
| AT (1) | ATE235569T1 (fr) |
| AU (1) | AU745811B2 (fr) |
| BR (1) | BR9809440A (fr) |
| CA (1) | CA2289485C (fr) |
| DE (1) | DE69812608T2 (fr) |
| ES (1) | ES2198713T3 (fr) |
| OA (1) | OA11217A (fr) |
| PT (1) | PT981652E (fr) |
| WO (1) | WO1998051828A1 (fr) |
Families Citing this family (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| AUPP655998A0 (en) * | 1998-10-16 | 1998-11-05 | Bactech (Australia) Pty Limited | Process for bioleaching of copper concentrates |
| AUPP696798A0 (en) * | 1998-11-06 | 1998-12-03 | Bactech (Australia) Pty Limited | Improved reactor |
| US6610268B1 (en) * | 1999-04-12 | 2003-08-26 | Phillips Petroleum Company | Method for the microbiological production of sulfuric acid |
| US6498031B1 (en) * | 1999-05-28 | 2002-12-24 | Oxidor Corporation, Inc. | Column reactor for testing and evaluating refractory ores |
| DE19960132A1 (de) * | 1999-12-14 | 2001-06-21 | Alexander Beckmann | Verfahren zur Gewinnung von Kupfer und anderen Metallen |
| US6761823B2 (en) * | 2001-05-21 | 2004-07-13 | W. B. Solutions, Inc. | System and method for removing contaminants from water |
| US7455715B2 (en) * | 2001-07-13 | 2008-11-25 | Teck Cominco Metals Ltd. | Heap bioleaching process for the extraction of zinc |
| CA2353002C (fr) | 2001-07-13 | 2009-12-01 | Teck Cominco Metals Ltd. | Processus de biolixiviation en tas pour extraire le zinc |
| CA2432743C (fr) * | 2002-11-26 | 2010-12-14 | Minera Michilla S.A. | Methode non biochimique pour la lixiviation en tas de concentres de cuivre |
| DE602004006510D1 (de) * | 2003-12-23 | 2007-06-28 | Bhp Billiton Sa Ltd | Verfahren und vorrichtung zur simulation eines biologischen haufenlaugungverfahrens |
| ZA200708340B (en) * | 2006-10-27 | 2008-10-29 | Biosigma Sa | Process to increase the bioleaching speed of ores or concentrates of sulfide metal species, by means of continuous inoculation with leaching solution that contains isolated microorganisms, with or without the presence of native microorganisms |
| CN102649043A (zh) * | 2011-02-24 | 2012-08-29 | 梁泰安 | 圆球组合填料 |
| MX2014007119A (es) * | 2014-06-13 | 2015-12-14 | Inst Mexicano Del Petróleo | Cultivos bacterianos de acidithiobacillus thiooxidans y su uso en el tratamiento de materiales que contienen compuestos de azufre. |
| CL2015000059A1 (es) | 2015-01-09 | 2015-06-12 | Punta Del Cobre S A Soc | Soporte polimérico y método de lixiviacion de concentrados minerales. |
| CN105506281B (zh) * | 2015-12-11 | 2017-09-19 | 上海第二工业大学 | 一种利用NCNTs修饰碳布电极提高微生物浸出印刷线路板中铜效率的方法 |
| AU2023286025B2 (en) * | 2022-12-30 | 2025-05-08 | Anglo American Technical & Sustainability Services Ltd | Bioheap leach |
Family Cites Families (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3856913A (en) * | 1972-09-21 | 1974-12-24 | British Columbia Res Council | Copper extraction by rapid bacteriological process |
| JPS55162490A (en) * | 1979-05-31 | 1980-12-17 | Sumitomo Aluminium Smelting Co | Manufacture of inorganic substance with high strength active alumina coating |
| US4293333A (en) * | 1980-02-12 | 1981-10-06 | Engelhard Minerals & Chemicals Corporation | Microbiological recovery of metals |
| US5007620A (en) * | 1986-02-07 | 1991-04-16 | Envirotech Corporation | Apparatus for biological processing of metal-containing ores |
| EP0354209A1 (fr) * | 1987-12-21 | 1990-02-14 | ENVICON Luft- und Wassertechnik GmbH & Co. KG | Corps de remplissage spherique en plastique pour colonnes d'echange de chaleur ou de matieres |
| GB2225256B (en) * | 1988-10-06 | 1992-10-21 | Tolltreck International Limite | Method and apparatus for effecting a bioreaction |
| US5413624A (en) * | 1991-02-22 | 1995-05-09 | Mbx Systems, Inc. | Enhancement of bioleach systems using nutrient additives |
| US5332559A (en) * | 1991-07-10 | 1994-07-26 | Newmont Gold Co. | Biooxidation process for recovery of metal values from sulphur-containing ore materials |
| US5449397A (en) * | 1994-06-24 | 1995-09-12 | Hunter; Robert M. | Biocatalyzed leaching of precious metal values |
| US5766930A (en) * | 1995-06-02 | 1998-06-16 | Geobiotics, Inc. | Method of biotreatment for solid materials in a nonstirred surface bioreactor |
| CA2186202A1 (fr) * | 1996-09-23 | 1998-03-24 | Richard Nigel Coleman | Methode et appareil pour inoculer un biofiltre |
-
1998
- 1998-05-15 PT PT98923444T patent/PT981652E/pt unknown
- 1998-05-15 CA CA002289485A patent/CA2289485C/fr not_active Expired - Fee Related
- 1998-05-15 ES ES98923444T patent/ES2198713T3/es not_active Expired - Lifetime
- 1998-05-15 AT AT98923444T patent/ATE235569T1/de not_active IP Right Cessation
- 1998-05-15 DE DE69812608T patent/DE69812608T2/de not_active Expired - Fee Related
- 1998-05-15 AP APAP/P/1999/001692A patent/AP1373A/en active
- 1998-05-15 WO PCT/US1998/009936 patent/WO1998051828A1/fr not_active Ceased
- 1998-05-15 BR BR9809440-8A patent/BR9809440A/pt not_active IP Right Cessation
- 1998-05-15 AU AU75738/98A patent/AU745811B2/en not_active Ceased
- 1998-05-15 US US09/079,493 patent/US6063158A/en not_active Expired - Fee Related
- 1998-05-15 EP EP98923444A patent/EP0981652B1/fr not_active Expired - Lifetime
-
1999
- 1999-11-15 OA OA9900248A patent/OA11217A/en unknown
-
2000
- 2000-02-22 US US09/510,448 patent/US6284530B1/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| AP9901692A0 (en) | 1999-12-31 |
| WO1998051828A1 (fr) | 1998-11-19 |
| PT981652E (pt) | 2003-08-29 |
| US6063158A (en) | 2000-05-16 |
| EP0981652B1 (fr) | 2003-03-26 |
| AP1373A (en) | 2005-02-25 |
| BR9809440A (pt) | 2000-06-13 |
| ES2198713T3 (es) | 2004-02-01 |
| CA2289485C (fr) | 2009-01-06 |
| US6284530B1 (en) | 2001-09-04 |
| AU745811B2 (en) | 2002-04-11 |
| ATE235569T1 (de) | 2003-04-15 |
| EP0981652A1 (fr) | 2000-03-01 |
| AU7573898A (en) | 1998-12-08 |
| DE69812608T2 (de) | 2003-09-18 |
| DE69812608D1 (de) | 2003-04-30 |
| CA2289485A1 (fr) | 1998-11-19 |
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