PE20010617A1 - Metodo para remover impurezas de concentrados de oro conteniendo sulfuros - Google Patents
Metodo para remover impurezas de concentrados de oro conteniendo sulfurosInfo
- Publication number
- PE20010617A1 PE20010617A1 PE2000000762A PE0007622000A PE20010617A1 PE 20010617 A1 PE20010617 A1 PE 20010617A1 PE 2000000762 A PE2000000762 A PE 2000000762A PE 0007622000 A PE0007622000 A PE 0007622000A PE 20010617 A1 PE20010617 A1 PE 20010617A1
- Authority
- PE
- Peru
- Prior art keywords
- filter
- impurities
- gold
- remove impurities
- concentrates containing
- Prior art date
Links
- 239000012535 impurity Substances 0.000 title abstract 4
- 239000012141 concentrate Substances 0.000 title abstract 3
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 title abstract 3
- 239000010931 gold Substances 0.000 title abstract 3
- 229910052737 gold Inorganic materials 0.000 title abstract 3
- 238000000034 method Methods 0.000 title abstract 2
- 150000003568 thioethers Chemical class 0.000 title 1
- MHAJPDPJQMAIIY-UHFFFAOYSA-N Hydrogen peroxide Chemical compound OO MHAJPDPJQMAIIY-UHFFFAOYSA-N 0.000 abstract 2
- BZSXEZOLBIJVQK-UHFFFAOYSA-N 2-methylsulfonylbenzoic acid Chemical compound CS(=O)(=O)C1=CC=CC=C1C(O)=O BZSXEZOLBIJVQK-UHFFFAOYSA-N 0.000 abstract 1
- VEXZGXHMUGYJMC-UHFFFAOYSA-M Chloride anion Chemical compound [Cl-] VEXZGXHMUGYJMC-UHFFFAOYSA-M 0.000 abstract 1
- 239000011260 aqueous acid Substances 0.000 abstract 1
- 238000002386 leaching Methods 0.000 abstract 1
- 239000007800 oxidant agent Substances 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
- C22B3/04—Extraction of metal compounds from ores or concentrates by wet processes by leaching
- C22B3/06—Extraction of metal compounds from ores or concentrates by wet processes by leaching in inorganic acid solutions, e.g. with acids generated in situ; in inorganic salt solutions other than ammonium salt solutions
- C22B3/10—Hydrochloric acid, other halogenated 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
- C22B11/00—Obtaining noble metals
- C22B11/04—Obtaining noble metals by wet processes
-
- 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)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Manufacturing & Machinery (AREA)
- Inorganic Chemistry (AREA)
- Life Sciences & Earth Sciences (AREA)
- Environmental & Geological Engineering (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Geology (AREA)
- Manufacture And Refinement Of Metals (AREA)
Abstract
DONDE EL METODO COMPRENDE: a) LIXIVIAR LAS IMPUREZAS, TALES COMO TELURO Y BISMUTO, A PARTIR DEL CONCENTRADO DE ORO CON LA AYUDA DE UNA SOLUCION ACIDA ACUOSA O UNA SOLUCION DE CLORURO ALCALINO QUE TIENE POR LO MENOS 50 g/l DE ALCALI, A UNA TEMPERATURA ELEVADA ENTRE 50°C Y 80°C, CON LO CUAL LAS IMPUREZAS SE DISUELVEN Y EL ORO PERMANECE EN EL CONCENTRADO, USANDO ADEMAS UN AGENTE OXIDANTE TAL COMO PEROXIDO DE HIDROGENO O CLORATO SODICO; b) LAVAR EL RESIDUO DE (a), FILTRARLO Y LLEVARLO A UN TRATAMIENTO PIROMETALURGICO; c) NEUTRALIZAR EL FILTRADO, PARA PRECIPITAR LAS IMPUREZAS; Y, d) RECIRCULAR EL FILTRADO NEUTRALIZADO, NUEVAMENTE A (a)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FI991718A FI108543B (fi) | 1999-08-12 | 1999-08-12 | Menetelmä epäpuhtauksien poistamiseksi sulfideja sisältävästä kultarikasteesta |
Publications (1)
Publication Number | Publication Date |
---|---|
PE20010617A1 true PE20010617A1 (es) | 2001-05-28 |
Family
ID=8555150
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PE2000000762A PE20010617A1 (es) | 1999-08-12 | 2000-08-01 | Metodo para remover impurezas de concentrados de oro conteniendo sulfuros |
Country Status (12)
Country | Link |
---|---|
US (1) | US6861037B1 (es) |
EP (1) | EP1228258A1 (es) |
CN (1) | CN1369019A (es) |
AU (1) | AU777317B2 (es) |
BR (1) | BR0013213A (es) |
CA (1) | CA2381679A1 (es) |
EA (1) | EA004533B1 (es) |
FI (1) | FI108543B (es) |
MX (1) | MXPA02001467A (es) |
PE (1) | PE20010617A1 (es) |
WO (1) | WO2001012865A1 (es) |
ZA (1) | ZA200200820B (es) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP1727916B1 (en) * | 2004-03-25 | 2014-11-12 | Intec International Projects Pty Ltd | Recovery of metals from oxidised metalliferous materials |
AU2005225462B2 (en) * | 2004-03-25 | 2010-06-24 | Intec International Projects Pty Ltd | Recovery of metals from oxidised metalliferous materials |
WO2016178040A1 (en) * | 2015-05-05 | 2016-11-10 | Arcelormittal | Method for the treatment of iron-containing sludge |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US589959A (en) * | 1897-09-14 | Process of treating copper sulfids | ||
US2835569A (en) * | 1956-04-19 | 1958-05-20 | Electro Chimie Metal | Process of extracting gold and other metals from ores, concentrates, residues and the like containing principally cobalt, nickel, iron, arsenic and gold |
US3545964A (en) | 1968-04-18 | 1970-12-08 | Atomic Energy Commission | Gold recovery process |
FR2483463A1 (fr) * | 1980-06-03 | 1981-12-04 | Salsigne Mines Produits Chimiq | Procede pour la recuperation d'or et/ou d'argent et eventuellement de bismuth contenus dans des minerais sulfures et/ou de sulfoarseniures |
CA1154599A (en) | 1980-09-30 | 1983-10-04 | John A. Thomas | Hydrometallurgical processing of precious metal-containing materials |
US4378275A (en) * | 1981-12-03 | 1983-03-29 | Saudi-Sudanese Red Sea Joint Commission | Metal sulphide extraction |
CA1236980A (en) * | 1985-08-07 | 1988-05-24 | Robert W. Stanley | Process for the recovery of gold from a precious metal bearing sludge concentrate |
DE3534224A1 (de) * | 1985-09-23 | 1987-04-02 | Gock Eberhard Priv Doz Prof Dr | Verfahren zur nasschemischen gewinnung von edelmetallen aus kohlenstoffhaltigen arsenopyritkonzentraten |
US5232490A (en) * | 1985-11-27 | 1993-08-03 | Leadville Silver And Gold | Oxidation/reduction process for recovery of precious metals from MnO2 ores, sulfidic ores and carbonaceous materials |
-
1999
- 1999-08-12 FI FI991718A patent/FI108543B/fi not_active IP Right Cessation
-
2000
- 2000-08-01 PE PE2000000762A patent/PE20010617A1/es not_active Application Discontinuation
- 2000-08-10 BR BR0013213-6A patent/BR0013213A/pt not_active Application Discontinuation
- 2000-08-10 CA CA002381679A patent/CA2381679A1/en not_active Abandoned
- 2000-08-10 EP EP00951570A patent/EP1228258A1/en not_active Withdrawn
- 2000-08-10 WO PCT/FI2000/000680 patent/WO2001012865A1/en not_active Application Discontinuation
- 2000-08-10 EA EA200200243A patent/EA004533B1/ru not_active IP Right Cessation
- 2000-08-10 US US10/048,753 patent/US6861037B1/en not_active Expired - Fee Related
- 2000-08-10 CN CN00811565A patent/CN1369019A/zh active Pending
- 2000-08-10 AU AU64466/00A patent/AU777317B2/en not_active Ceased
- 2000-08-10 MX MXPA02001467A patent/MXPA02001467A/es unknown
-
2002
- 2002-01-30 ZA ZA200200820A patent/ZA200200820B/en unknown
Also Published As
Publication number | Publication date |
---|---|
US6861037B1 (en) | 2005-03-01 |
EA004533B1 (ru) | 2004-06-24 |
CN1369019A (zh) | 2002-09-11 |
CA2381679A1 (en) | 2001-02-22 |
AU6446600A (en) | 2001-03-13 |
WO2001012865A1 (en) | 2001-02-22 |
AU777317B2 (en) | 2004-10-14 |
ZA200200820B (en) | 2002-10-30 |
BR0013213A (pt) | 2002-04-23 |
FI19991718A (fi) | 2001-02-13 |
FI108543B (fi) | 2002-02-15 |
EA200200243A1 (ru) | 2002-08-29 |
EP1228258A1 (en) | 2002-08-07 |
MXPA02001467A (es) | 2005-10-05 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
FG | Grant, registration | ||
FD | Application declared void or lapsed |