PT94679A - Processo para recuperacao de zinco chumbo e cobre a partir de diversas materias sulfuretadas e ou oxidadas - Google Patents
Processo para recuperacao de zinco chumbo e cobre a partir de diversas materias sulfuretadas e ou oxidadas Download PDFInfo
- Publication number
- PT94679A PT94679A PT94679A PT9467990A PT94679A PT 94679 A PT94679 A PT 94679A PT 94679 A PT94679 A PT 94679A PT 9467990 A PT9467990 A PT 9467990A PT 94679 A PT94679 A PT 94679A
- Authority
- PT
- Portugal
- Prior art keywords
- copper
- process according
- leaching
- lead
- solution
- Prior art date
Links
- 238000000034 method Methods 0.000 title claims 7
- 239000000463 material Substances 0.000 title claims 5
- 238000011084 recovery Methods 0.000 title claims 2
- JQJCSZOEVBFDKO-UHFFFAOYSA-N lead zinc Chemical compound [Zn].[Pb] JQJCSZOEVBFDKO-UHFFFAOYSA-N 0.000 title 1
- NLXLAEXVIDQMFP-UHFFFAOYSA-N Ammonia chloride Chemical compound [NH4+].[Cl-] NLXLAEXVIDQMFP-UHFFFAOYSA-N 0.000 claims 6
- 238000002386 leaching Methods 0.000 claims 5
- 239000000203 mixture Substances 0.000 claims 5
- 239000000243 solution Substances 0.000 claims 5
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims 4
- 229910052802 copper Inorganic materials 0.000 claims 4
- 239000010949 copper Substances 0.000 claims 4
- 239000002184 metal Substances 0.000 claims 4
- 229910052751 metal Inorganic materials 0.000 claims 4
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 claims 3
- 235000019270 ammonium chloride Nutrition 0.000 claims 3
- 238000000605 extraction Methods 0.000 claims 3
- 229910052725 zinc Inorganic materials 0.000 claims 3
- 239000011701 zinc Substances 0.000 claims 3
- 150000001412 amines Chemical class 0.000 claims 2
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims 2
- 239000012141 concentrate Substances 0.000 claims 2
- -1 ferrous metals Chemical class 0.000 claims 2
- 239000011133 lead Substances 0.000 claims 2
- 150000002739 metals Chemical class 0.000 claims 2
- 229910052760 oxygen Inorganic materials 0.000 claims 2
- 239000001301 oxygen Substances 0.000 claims 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims 2
- PLLBRTOLHQQAQQ-UHFFFAOYSA-N 8-methylnonan-1-ol Chemical compound CC(C)CCCCCCCO PLLBRTOLHQQAQQ-UHFFFAOYSA-N 0.000 claims 1
- JPVYNHNXODAKFH-UHFFFAOYSA-N Cu2+ Chemical class [Cu+2] JPVYNHNXODAKFH-UHFFFAOYSA-N 0.000 claims 1
- 239000002253 acid Substances 0.000 claims 1
- 230000002378 acidificating effect Effects 0.000 claims 1
- 239000007864 aqueous solution Substances 0.000 claims 1
- 229910052951 chalcopyrite Inorganic materials 0.000 claims 1
- DVRDHUBQLOKMHZ-UHFFFAOYSA-N chalcopyrite Chemical compound [S-2].[S-2].[Fe+2].[Cu+2] DVRDHUBQLOKMHZ-UHFFFAOYSA-N 0.000 claims 1
- 150000003841 chloride salts Chemical class 0.000 claims 1
- 238000001816 cooling Methods 0.000 claims 1
- 238000002425 crystallisation Methods 0.000 claims 1
- 230000008025 crystallization Effects 0.000 claims 1
- 229910052949 galena Inorganic materials 0.000 claims 1
- 238000009854 hydrometallurgy Methods 0.000 claims 1
- 229910052500 inorganic mineral Inorganic materials 0.000 claims 1
- 239000003350 kerosene Substances 0.000 claims 1
- HWSZZLVAJGOAAY-UHFFFAOYSA-L lead(II) chloride Chemical compound Cl[Pb]Cl HWSZZLVAJGOAAY-UHFFFAOYSA-L 0.000 claims 1
- XCAUINMIESBTBL-UHFFFAOYSA-N lead(ii) sulfide Chemical compound [Pb]=S XCAUINMIESBTBL-UHFFFAOYSA-N 0.000 claims 1
- 229910052976 metal sulfide Inorganic materials 0.000 claims 1
- 239000011707 mineral Substances 0.000 claims 1
- 230000007935 neutral effect Effects 0.000 claims 1
- 150000007524 organic acids Chemical class 0.000 claims 1
- 235000005985 organic acids Nutrition 0.000 claims 1
- 239000003960 organic solvent Substances 0.000 claims 1
- 150000002923 oximes Chemical class 0.000 claims 1
- 150000004880 oxines Chemical class 0.000 claims 1
- 238000000746 purification Methods 0.000 claims 1
- 229910052683 pyrite Inorganic materials 0.000 claims 1
- NIFIFKQPDTWWGU-UHFFFAOYSA-N pyrite Chemical compound [Fe+2].[S-][S-] NIFIFKQPDTWWGU-UHFFFAOYSA-N 0.000 claims 1
- 239000011028 pyrite Substances 0.000 claims 1
- 230000001172 regenerating effect Effects 0.000 claims 1
- 238000000926 separation method Methods 0.000 claims 1
- 229910052950 sphalerite Inorganic materials 0.000 claims 1
- 210000002268 wool Anatomy 0.000 claims 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
- C22B13/00—Obtaining lead
- C22B13/06—Refining
- C22B13/10—Separating metals from lead by crystallising, e.g. by Pattison process
-
- 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
-
- 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
- C22B3/14—Extraction of metal compounds from ores or concentrates by wet processes by leaching in inorganic alkaline solutions containing ammonia or ammonium salts
-
- 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)
- Manufacturing & Machinery (AREA)
- Metallurgy (AREA)
- Mechanical Engineering (AREA)
- Materials Engineering (AREA)
- Geology (AREA)
- Life Sciences & Earth Sciences (AREA)
- Environmental & Geological Engineering (AREA)
- Geochemistry & Mineralogy (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Inorganic Chemistry (AREA)
- Crystallography & Structural Chemistry (AREA)
- Manufacture And Refinement Of Metals (AREA)
- Electrolytic Production Of Metals (AREA)
Claims (1)
- .iuntamente com 147 ml de uma solução orgânica com a composição seguinte: DEHPA - 20 % Isodecanol - 8 % Querosene 200/260 - 72 % Esta mistura foi agitada durante 2 minutos obtendo-se apôs decantação duas fases separadas. As composições das soluções orgânica e aquosa estão representadas no Quadro V, respectivamente nas colunas (4) e (5). Reivindicações lã - Processo hidrometalàrgico para a recuperação de metais não ferrosos tais como zinco, cobre e chumbo a partir de materiais sulfuretados e oxidados que os contêm, caracterizado por uma lixiviação dos ditos matérias com uma solução concentrada de cloreto de amónio quente que permite formar as correspondentes aminas dos metais a recuperar, com excepcão do chumbo, de forma que, apôs uma purificação por meios convencionais, arrefecimento da solução e separação do cloreto de chumbo por cristalização, è possivel extrair o zinco e o cobre por extraccão com solventes orgânicos ácidos que neutralizam as aminas, regenerando-se o cloreto de amónio. 2â - Processo segundo a reivindicação 1, caracterisado pelo material a tratar poder ser um concentrado de sulfuretos metálicos (misturas de espécies minerais, tais como a esfalerite, calcopirite, galena, pirite, etc.), realizando-se a lixiviação em presença de oxigénio e sais de cobre (II). 3ã - Processo segundo a reivindicação 1, caracterizado pelo material a tratar poder ser uma mistura de óxidos de zinco, cobre, chumbo, etc., mesmo que se encontre impurifiçado pela presença de cloretos. 4ã - Processo segundo a reivindicação 1, caracterizado pela concentração de cloreto de amónio na solução lixiviante estar compreendida entre 3 e 9 moles por Kg de água, preferivelmente 6 moles por Kg de água. 5â - Processo segundo as reivindicações 1 e 2, caracterizado pela lixiviação se realizar preferivelmente a uma temperatura entre 80 16 e 150°C, com uma sobrepressão de oxigénio entre 50 e 500 KFa íaproximadamente 0.5 e 5 atm), em duas etapas em contracorrente. uma neutra, que dá lugar á solução carregada de metais e uma ácida, para esgotar o concentrado em metais não ferrosos. ga - Processo segundo as reivindicações 1 e 3, caracterisado pela lixiviação se realisar entre 50 e 100°C. 7ã - Processo segundo a reivindicação 1, caracteriaado pela possibilidade de utilisação, sem adicionar neutraliaantes, de ácidos orgânicos tal como o di-2 etilhexilfosfòrico, para a extracção do sinco, e de oximas e oxinas para a extraccão do cobre. L Lisboa, 10 de Julho de 199017
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| ES8902487A ES2014174A6 (es) | 1989-07-13 | 1989-07-13 | Procedimiento para la recuperacion de cinc, cobre y plomo de minerales y materiales oxidados yno sulfurados. |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| PT94679A true PT94679A (pt) | 1991-03-20 |
Family
ID=8263074
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| PT94679A PT94679A (pt) | 1989-07-13 | 1990-07-12 | Processo para recuperacao de zinco chumbo e cobre a partir de diversas materias sulfuretadas e ou oxidadas |
Country Status (6)
| Country | Link |
|---|---|
| EP (1) | EP0434831A1 (pt) |
| AU (1) | AU631902B2 (pt) |
| CA (1) | CA2036379A1 (pt) |
| ES (1) | ES2014174A6 (pt) |
| PT (1) | PT94679A (pt) |
| WO (1) | WO1991000931A1 (pt) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| ES2041209B1 (es) * | 1992-01-17 | 1994-06-16 | Univ Murcia | Un metodo para acelerar los procesos de disolucion de los cementos metalicos. |
| ES2114444B1 (es) * | 1995-07-14 | 1999-07-01 | Consejo Superior Investigacion | Procedimiento hidrometalurgico para la recuperacion de cobre de residuos metalurgicos oxidados. |
| ES2114452B1 (es) * | 1995-09-26 | 1999-07-16 | Consejo Superior Investigacion | Procedimiento para la recuperacion de cobre de materiales metalicos con base oxidos-sulfatos. |
| ES2123410B1 (es) * | 1996-01-24 | 1999-12-01 | Consejo Superior Investigacion | Procedimiento para la recuperacion de cobre mediante lixiviacion de materiales metalicos oxidados con disoluciones de carbonato de amonio. |
| CN104805468A (zh) * | 2015-04-01 | 2015-07-29 | 郴州雄风环保科技有限公司 | 用含Cu、Pb、Zn、Ag复杂成分的氧化锌物料制锌工艺 |
| US10961633B2 (en) * | 2015-04-13 | 2021-03-30 | The Doe Run Resources Corporation | Recovery of copper from copper-containing sulfide ores |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR672416A (fr) * | 1928-04-05 | 1929-12-27 | Procédé d'extraction de métaux non précieux ou de leurs sels des minerais ou de toutes autres matières contenant les métaux | |
| US3728105A (en) * | 1970-11-16 | 1973-04-17 | Kennecott Copper Corp | Extraction of metal values from manganese deep sea nodules |
| AU489575B2 (en) * | 1972-12-18 | 1975-06-19 | Charles Harold Warman | A hydrometallurgical process for the recovery of metals from sulphide ores by oxidation with air or oxygen in ammoniacal solutions |
| US3950487A (en) * | 1974-06-13 | 1976-04-13 | Kennecott Copper Corporation | Solvent-in-pulp extraction of copper and nickel from ammoniacal leach slurries |
| US4187281A (en) * | 1978-08-07 | 1980-02-05 | Uop Inc. | Hydrometallurgical recovery of cobalt and nickel |
| CA1130237A (en) * | 1980-07-29 | 1982-08-24 | Gordon M. Ritcey | Recovery of copper and zinc from complex chloride solutions |
-
1989
- 1989-07-13 ES ES8902487A patent/ES2014174A6/es not_active Expired - Lifetime
-
1990
- 1990-06-22 WO PCT/ES1990/000019 patent/WO1991000931A1/es not_active Ceased
- 1990-06-22 EP EP90917904A patent/EP0434831A1/en not_active Withdrawn
- 1990-06-22 CA CA002036379A patent/CA2036379A1/en not_active Abandoned
- 1990-06-22 AU AU59403/90A patent/AU631902B2/en not_active Ceased
- 1990-07-12 PT PT94679A patent/PT94679A/pt not_active Application Discontinuation
Also Published As
| Publication number | Publication date |
|---|---|
| WO1991000931A1 (es) | 1991-01-24 |
| ES2014174A6 (es) | 1990-06-16 |
| AU5940390A (en) | 1991-02-06 |
| EP0434831A1 (en) | 1991-07-03 |
| CA2036379A1 (en) | 1991-01-14 |
| AU631902B2 (en) | 1992-12-10 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| BB1A | Laying open of patent application |
Effective date: 19901016 |
|
| FC3A | Refusal |
Effective date: 19970911 |