ZA200705658B - Extraction process for metals like gold and platinum including fine grindiing, pulping and oxygenating - Google Patents
Extraction process for metals like gold and platinum including fine grindiing, pulping and oxygenating Download PDFInfo
- Publication number
- ZA200705658B ZA200705658B ZA200705658A ZA200705658A ZA200705658B ZA 200705658 B ZA200705658 B ZA 200705658B ZA 200705658 A ZA200705658 A ZA 200705658A ZA 200705658 A ZA200705658 A ZA 200705658A ZA 200705658 B ZA200705658 B ZA 200705658B
- Authority
- ZA
- South Africa
- Prior art keywords
- pulp
- passes
- microns
- leach
- oxygenating
- Prior art date
Links
- 239000010931 gold Substances 0.000 title claims description 37
- 230000001706 oxygenating effect Effects 0.000 title claims description 35
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 title claims description 33
- 229910052737 gold Inorganic materials 0.000 title claims description 33
- BASFCYQUMIYNBI-UHFFFAOYSA-N platinum Chemical compound [Pt] BASFCYQUMIYNBI-UHFFFAOYSA-N 0.000 title claims description 16
- 229910052751 metal Inorganic materials 0.000 title claims description 9
- 239000002184 metal Substances 0.000 title claims description 9
- 229910052697 platinum Inorganic materials 0.000 title claims description 8
- 238000000605 extraction Methods 0.000 title description 3
- 150000002739 metals Chemical class 0.000 title description 2
- 238000004537 pulping Methods 0.000 title description 2
- -1 fine grindiing Chemical compound 0.000 title 1
- 238000000034 method Methods 0.000 claims description 57
- 230000008569 process Effects 0.000 claims description 54
- 239000000463 material Substances 0.000 claims description 32
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 31
- 229910052760 oxygen Inorganic materials 0.000 claims description 31
- 239000001301 oxygen Substances 0.000 claims description 31
- 238000006213 oxygenation reaction Methods 0.000 claims description 14
- 239000002245 particle Substances 0.000 claims description 12
- 239000010953 base metal Substances 0.000 claims description 9
- 230000036284 oxygen consumption Effects 0.000 claims description 6
- 238000002347 injection Methods 0.000 claims description 3
- 239000007924 injection Substances 0.000 claims description 3
- 238000010008 shearing Methods 0.000 claims description 3
- XFXPMWWXUTWYJX-UHFFFAOYSA-N Cyanide Chemical compound N#[C-] XFXPMWWXUTWYJX-UHFFFAOYSA-N 0.000 description 31
- 238000007254 oxidation reaction Methods 0.000 description 24
- 230000003647 oxidation Effects 0.000 description 20
- 238000011084 recovery Methods 0.000 description 20
- 235000008733 Citrus aurantifolia Nutrition 0.000 description 19
- 235000011941 Tilia x europaea Nutrition 0.000 description 19
- 239000004571 lime Substances 0.000 description 19
- 238000000227 grinding Methods 0.000 description 14
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 13
- 229910052799 carbon Inorganic materials 0.000 description 12
- 239000007787 solid Substances 0.000 description 11
- 238000002386 leaching Methods 0.000 description 10
- 239000002002 slurry Substances 0.000 description 9
- UCKMPCXJQFINFW-UHFFFAOYSA-N Sulphide Chemical compound [S-2] UCKMPCXJQFINFW-UHFFFAOYSA-N 0.000 description 8
- 230000001590 oxidative effect Effects 0.000 description 7
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 4
- 235000019738 Limestone Nutrition 0.000 description 4
- 239000002585 base Substances 0.000 description 4
- 230000008901 benefit Effects 0.000 description 4
- 230000015556 catabolic process Effects 0.000 description 4
- 238000006243 chemical reaction Methods 0.000 description 4
- 239000012141 concentrate Substances 0.000 description 4
- 229910052802 copper Inorganic materials 0.000 description 4
- 239000010949 copper Substances 0.000 description 4
- 239000006028 limestone Substances 0.000 description 4
- 230000003068 static effect Effects 0.000 description 4
- 230000007423 decrease Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 238000005188 flotation Methods 0.000 description 3
- 230000005484 gravity Effects 0.000 description 3
- 239000011159 matrix material Substances 0.000 description 3
- 239000004810 polytetrafluoroethylene Substances 0.000 description 3
- 229920001343 polytetrafluoroethylene Polymers 0.000 description 3
- 238000005086 pumping Methods 0.000 description 3
- 229910052683 pyrite Inorganic materials 0.000 description 3
- NIFIFKQPDTWWGU-UHFFFAOYSA-N pyrite Chemical compound [Fe+2].[S-][S-] NIFIFKQPDTWWGU-UHFFFAOYSA-N 0.000 description 3
- MNWBNISUBARLIT-UHFFFAOYSA-N sodium cyanide Chemical compound [Na+].N#[C-] MNWBNISUBARLIT-UHFFFAOYSA-N 0.000 description 3
- 239000000243 solution Substances 0.000 description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- 239000003463 adsorbent Substances 0.000 description 2
- 238000005276 aerator Methods 0.000 description 2
- 239000003513 alkali Substances 0.000 description 2
- MJLGNAGLHAQFHV-UHFFFAOYSA-N arsenopyrite Chemical compound [S-2].[Fe+3].[As-] MJLGNAGLHAQFHV-UHFFFAOYSA-N 0.000 description 2
- 229910052964 arsenopyrite Inorganic materials 0.000 description 2
- 239000006227 byproduct Substances 0.000 description 2
- 239000003153 chemical reaction reagent Substances 0.000 description 2
- 238000004090 dissolution Methods 0.000 description 2
- 229910052500 inorganic mineral Inorganic materials 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 239000011707 mineral Substances 0.000 description 2
- 239000011028 pyrite Substances 0.000 description 2
- 230000009467 reduction Effects 0.000 description 2
- 239000011347 resin Substances 0.000 description 2
- 229920005989 resin Polymers 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- CBENFWSGALASAD-UHFFFAOYSA-N Ozone Chemical compound [O-][O+]=O CBENFWSGALASAD-UHFFFAOYSA-N 0.000 description 1
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 1
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 230000002378 acidificating effect Effects 0.000 description 1
- 150000007513 acids Chemical class 0.000 description 1
- 239000008186 active pharmaceutical agent Substances 0.000 description 1
- 238000013019 agitation 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
- 239000003575 carbonaceous material Substances 0.000 description 1
- 229910052951 chalcopyrite Inorganic materials 0.000 description 1
- DVRDHUBQLOKMHZ-UHFFFAOYSA-N chalcopyrite Chemical compound [S-2].[S-2].[Fe+2].[Cu+2] DVRDHUBQLOKMHZ-UHFFFAOYSA-N 0.000 description 1
- 238000004581 coalescence Methods 0.000 description 1
- 230000002301 combined effect Effects 0.000 description 1
- 238000012790 confirmation Methods 0.000 description 1
- 230000008602 contraction Effects 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- ADPOBOOHCUVXGO-UHFFFAOYSA-H dioxido-oxo-sulfanylidene-$l^{6}-sulfane;gold(3+) Chemical compound [Au+3].[Au+3].[O-]S([O-])(=O)=S.[O-]S([O-])(=O)=S.[O-]S([O-])(=O)=S ADPOBOOHCUVXGO-UHFFFAOYSA-H 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 239000010439 graphite Substances 0.000 description 1
- 229910002804 graphite Inorganic materials 0.000 description 1
- BMWMWYBEJWFCJI-UHFFFAOYSA-K iron(3+);trioxido(oxo)-$l^{5}-arsane Chemical compound [Fe+3].[O-][As]([O-])([O-])=O BMWMWYBEJWFCJI-UHFFFAOYSA-K 0.000 description 1
- 238000011068 loading method Methods 0.000 description 1
- 229910052960 marcasite Inorganic materials 0.000 description 1
- 229910052976 metal sulfide Inorganic materials 0.000 description 1
- 238000003801 milling Methods 0.000 description 1
- 239000007800 oxidant agent Substances 0.000 description 1
- 150000002978 peroxides Chemical class 0.000 description 1
- 238000001556 precipitation Methods 0.000 description 1
- 239000000047 product Substances 0.000 description 1
- 229910052952 pyrrhotite Inorganic materials 0.000 description 1
- 239000010453 quartz Substances 0.000 description 1
- 230000001105 regulatory effect Effects 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
- 235000011149 sulphuric acid Nutrition 0.000 description 1
- 239000001117 sulphuric acid Substances 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
- DHCDFWKWKRSZHF-UHFFFAOYSA-L thiosulfate(2-) Chemical compound [O-]S([S-])(=O)=O DHCDFWKWKRSZHF-UHFFFAOYSA-L 0.000 description 1
- 229910052725 zinc Inorganic materials 0.000 description 1
- 239000011701 zinc 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
- C22B11/00—Obtaining noble metals
- C22B11/04—Obtaining noble metals by wet processes
-
- 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
- C22B11/00—Obtaining noble metals
- C22B11/08—Obtaining noble metals by cyaniding
-
- 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
-
- 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
- C22B3/04—Extraction of metal compounds from ores or concentrates by wet processes by leaching
-
- 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
- C22B3/04—Extraction of metal compounds from ores or concentrates by wet processes by leaching
- C22B3/12—Extraction of metal compounds from ores or concentrates by wet processes by leaching in inorganic alkaline solutions
-
- 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)
- Organic Chemistry (AREA)
- Metallurgy (AREA)
- Mechanical Engineering (AREA)
- Materials Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Environmental & Geological Engineering (AREA)
- Geology (AREA)
- Geochemistry & Mineralogy (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Inorganic Chemistry (AREA)
- Manufacture And Refinement Of Metals (AREA)
- Manufacture Of Metal Powder And Suspensions Thereof (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| ZA200705658A ZA200705658B (en) | 2004-12-15 | 2005-12-15 | Extraction process for metals like gold and platinum including fine grindiing, pulping and oxygenating |
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| ZA200410146 | 2004-12-15 | ||
| ZA200705658A ZA200705658B (en) | 2004-12-15 | 2005-12-15 | Extraction process for metals like gold and platinum including fine grindiing, pulping and oxygenating |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| ZA200705658B true ZA200705658B (en) | 2008-04-30 |
Family
ID=36000798
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| ZA200705658A ZA200705658B (en) | 2004-12-15 | 2005-12-15 | Extraction process for metals like gold and platinum including fine grindiing, pulping and oxygenating |
Country Status (18)
| Country | Link |
|---|---|
| US (1) | US8613791B2 (uk) |
| EP (1) | EP1831411B9 (uk) |
| CN (1) | CN101111615A (uk) |
| AP (1) | AP2137A (uk) |
| AT (1) | ATE394511T1 (uk) |
| AU (1) | AU2005315314B2 (uk) |
| BR (1) | BRPI0517194B1 (uk) |
| CA (1) | CA2590531C (uk) |
| DE (1) | DE602005006622D1 (uk) |
| EA (1) | EA010939B1 (uk) |
| EG (1) | EG24577A (uk) |
| ES (1) | ES2307223T3 (uk) |
| NZ (1) | NZ556382A (uk) |
| PL (1) | PL1831411T3 (uk) |
| PT (1) | PT1831411E (uk) |
| UA (1) | UA93865C2 (uk) |
| WO (1) | WO2006064350A1 (uk) |
| ZA (1) | ZA200705658B (uk) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US8016912B2 (en) | 2007-09-14 | 2011-09-13 | Barrick Gold Corporation | Process for recovering platinum group metals using reductants |
Families Citing this family (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101791621A (zh) * | 2010-03-11 | 2010-08-04 | 盐城鑫贵金属有限公司 | 新型无污染超细湿磨法提取稀贵金属方法 |
| WO2011139436A1 (en) | 2010-05-07 | 2011-11-10 | B9 Plasma, Inc. | Controlled bubble collapse milling |
| RU2483808C2 (ru) * | 2011-08-25 | 2013-06-10 | Открытое акционерное общество "Иркутский научно-исследовательский институт благородных и редких металлов и алмазов" ОАО "Иргиредмет" | Способ флотационного разделения углерода и сульфидов при обогащении углеродсодержащих сульфидных и смешанных руд |
| WO2013164429A1 (en) | 2012-05-02 | 2013-11-07 | Novozymes A/S | Enzymatic solubilization of metals |
| WO2015058257A1 (en) * | 2013-10-21 | 2015-04-30 | Xstrata Technology Pty Ltd | Leaching of minerals |
| WO2016108959A1 (en) | 2014-12-29 | 2016-07-07 | Freeport Minerals Corporation | Systems and methods for monitoring metal recovery systems |
| GB2551980A (en) * | 2016-06-30 | 2018-01-10 | Commw Scient Ind Res Org | Method and system for low level metal analysis of mineral samples |
| CN106191459B (zh) * | 2016-09-13 | 2018-09-25 | 中国科学院上海高等研究院 | 一种洁净黄金提取装置及方法 |
| PT3940095T (pt) * | 2020-07-16 | 2023-07-27 | Lhoist Rech Et Developpement Sa | Processo de oxidação de sulfureto alcalino e dispositivo para tratamento de minério refratário, particularmente minério refratário de ouro |
| WO2022261693A1 (en) * | 2021-06-15 | 2022-12-22 | Oxidation Technologies Pty Ltd | Ferric/ferrous coupling in mineral processing |
| CN113751189A (zh) * | 2021-09-10 | 2021-12-07 | 紫金矿业集团股份有限公司 | 一种从高砷金精矿中分选毒砂的选矿方法 |
| CN116287703A (zh) * | 2022-12-31 | 2023-06-23 | 贵州中伟资源循环产业发展有限公司 | 一种硫化矿物的浸出方法 |
| CN116254410A (zh) * | 2022-12-31 | 2023-06-13 | 贵州中伟资源循环产业发展有限公司 | 一种硫化矿物的浸出方法 |
Family Cites Families (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4738718A (en) * | 1985-10-28 | 1988-04-19 | Freeport Minerals Company | Method for the recovery of gold using autoclaving |
| NZ226529A (en) * | 1988-10-12 | 1990-10-26 | Nz Scientific & Ind Res | Process for recovering a valuable metal from an ore |
| AU655471B2 (en) * | 1991-06-06 | 1994-12-22 | African Oxygen Limited | Extraction of metal values from metal bearing ore |
| AU663525C (en) * | 1991-10-25 | 2008-01-31 | Western Minerals Technology Pty Ltd | Activation of a mineral species |
| CA2097452A1 (en) * | 1992-06-02 | 1993-12-03 | Ian Macdonald Sinclair | Process and apparatus for recovering metal values from ore |
| RU2117709C1 (ru) | 1997-10-13 | 1998-08-20 | Акционерное общество "Норильский горно-металлургический комбинат" | Способ окислительного автоклавного выщелачивания полиметаллических ферросульфидных материалов, содержащих драгоценные металлы |
| US6251163B1 (en) * | 1998-03-04 | 2001-06-26 | Placer Dome, Inc. | Method for recovering gold from refractory carbonaceous ores |
| US6170669B1 (en) * | 1998-06-30 | 2001-01-09 | The Commonwealth Of Australia Commonwealth Scientific And Industrial Research Organization | Separation of minerals |
| DE69926661T2 (de) * | 1998-09-21 | 2006-06-08 | Xstrata Queensland Ltd. | Verfahren zum behandeln von mineralen, die edelmatalle enthalten |
| US6835230B2 (en) * | 2001-03-28 | 2004-12-28 | Dowa Mining Co., Ltd. | Method for leaching zinc concentrate |
-
2005
- 2005-12-15 WO PCT/IB2005/003786 patent/WO2006064350A1/en active Application Filing
- 2005-12-15 AP AP2007004063A patent/AP2137A/en active
- 2005-12-15 US US11/721,793 patent/US8613791B2/en not_active Expired - Fee Related
- 2005-12-15 PL PL05820532T patent/PL1831411T3/pl unknown
- 2005-12-15 NZ NZ556382A patent/NZ556382A/en not_active IP Right Cessation
- 2005-12-15 EA EA200701261A patent/EA010939B1/ru not_active IP Right Cessation
- 2005-12-15 BR BRPI0517194-6A patent/BRPI0517194B1/pt not_active IP Right Cessation
- 2005-12-15 ZA ZA200705658A patent/ZA200705658B/en unknown
- 2005-12-15 DE DE602005006622T patent/DE602005006622D1/de active Active
- 2005-12-15 ES ES05820532T patent/ES2307223T3/es active Active
- 2005-12-15 AT AT05820532T patent/ATE394511T1/de not_active IP Right Cessation
- 2005-12-15 AU AU2005315314A patent/AU2005315314B2/en not_active Ceased
- 2005-12-15 CN CNA2005800475601A patent/CN101111615A/zh active Pending
- 2005-12-15 PT PT05820532T patent/PT1831411E/pt unknown
- 2005-12-15 UA UAA200707829A patent/UA93865C2/uk unknown
- 2005-12-15 CA CA2590531A patent/CA2590531C/en not_active Expired - Fee Related
- 2005-12-15 EP EP05820532A patent/EP1831411B9/en active Active
-
2007
- 2007-06-17 EG EGNA2007000606 patent/EG24577A/en active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US8016912B2 (en) | 2007-09-14 | 2011-09-13 | Barrick Gold Corporation | Process for recovering platinum group metals using reductants |
Also Published As
| Publication number | Publication date |
|---|---|
| EP1831411A1 (en) | 2007-09-12 |
| PT1831411E (pt) | 2008-08-06 |
| EP1831411B9 (en) | 2009-04-22 |
| BRPI0517194B1 (pt) | 2017-09-12 |
| CA2590531A1 (en) | 2006-06-22 |
| DE602005006622D1 (de) | 2008-06-19 |
| CN101111615A (zh) | 2008-01-23 |
| AU2005315314A1 (en) | 2006-06-22 |
| BRPI0517194A (pt) | 2008-09-30 |
| ATE394511T1 (de) | 2008-05-15 |
| EA010939B1 (ru) | 2008-12-30 |
| CA2590531C (en) | 2014-10-28 |
| EG24577A (en) | 2009-11-09 |
| WO2006064350A1 (en) | 2006-06-22 |
| AP2137A (en) | 2010-07-19 |
| ES2307223T3 (es) | 2008-11-16 |
| US8613791B2 (en) | 2013-12-24 |
| EP1831411B1 (en) | 2008-05-07 |
| AU2005315314B2 (en) | 2010-12-23 |
| AP2007004063A0 (en) | 2007-08-31 |
| PL1831411T3 (pl) | 2008-10-31 |
| NZ556382A (en) | 2009-09-25 |
| UA93865C2 (uk) | 2011-03-25 |
| EA200701261A1 (ru) | 2007-12-28 |
| US20090293679A1 (en) | 2009-12-03 |
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