PE20021026A1 - Nuevo proceso de lavado de desulfurizacion in situ para refinar cobre blister - Google Patents
Nuevo proceso de lavado de desulfurizacion in situ para refinar cobre blisterInfo
- Publication number
- PE20021026A1 PE20021026A1 PE2002000206A PE2002000206A PE20021026A1 PE 20021026 A1 PE20021026 A1 PE 20021026A1 PE 2002000206 A PE2002000206 A PE 2002000206A PE 2002000206 A PE2002000206 A PE 2002000206A PE 20021026 A1 PE20021026 A1 PE 20021026A1
- Authority
- PE
- Peru
- Prior art keywords
- melted
- sulphate
- cu2o
- copper
- bath
- Prior art date
Links
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 title abstract 6
- 229910052802 copper Inorganic materials 0.000 title abstract 6
- 239000010949 copper Substances 0.000 title abstract 6
- 238000005406 washing Methods 0.000 title abstract 2
- 238000006477 desulfuration reaction Methods 0.000 title 1
- 230000023556 desulfurization Effects 0.000 title 1
- QAOWNCQODCNURD-UHFFFAOYSA-L Sulfate Chemical compound [O-]S([O-])(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-L 0.000 abstract 5
- 229910021653 sulphate ion Inorganic materials 0.000 abstract 5
- 229910052787 antimony Inorganic materials 0.000 abstract 3
- 229910052785 arsenic Inorganic materials 0.000 abstract 2
- BERDEBHAJNAUOM-UHFFFAOYSA-N copper(I) oxide Inorganic materials [Cu]O[Cu] BERDEBHAJNAUOM-UHFFFAOYSA-N 0.000 abstract 2
- KRFJLUBVMFXRPN-UHFFFAOYSA-N cuprous oxide Chemical compound [O-2].[Cu+].[Cu+] KRFJLUBVMFXRPN-UHFFFAOYSA-N 0.000 abstract 2
- 239000012535 impurity Substances 0.000 abstract 2
- 238000011065 in-situ storage Methods 0.000 abstract 2
- 229910052745 lead Inorganic materials 0.000 abstract 2
- BVKZGUZCCUSVTD-UHFFFAOYSA-L Carbonate Chemical compound [O-]C([O-])=O BVKZGUZCCUSVTD-UHFFFAOYSA-L 0.000 abstract 1
- 239000007788 liquid Substances 0.000 abstract 1
- 239000000203 mixture Substances 0.000 abstract 1
- 239000002893 slag Substances 0.000 abstract 1
- 239000007787 solid Substances 0.000 abstract 1
- 150000003467 sulfuric acid derivatives Chemical class 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
- C22B15/00—Obtaining copper
- C22B15/0095—Process control or regulation methods
- C22B15/0097—Sulfur release abatement
-
- 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
- C22B15/0026—Pyrometallurgy
- C22B15/0028—Smelting or converting
-
- 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
- C22B15/0026—Pyrometallurgy
- C22B15/006—Pyrometallurgy working up of molten copper, e.g. refining
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Automation & Control Theory (AREA)
- Manufacture And Refinement Of Metals (AREA)
Abstract
QUE COMPRENDE: a) INYECTAR UNA MEZCLA DE AIRE Y GAS O2 EN UN BANO DE COBRE, QUE CONTIENE AL MENOS S Y UNO O MAS ELEMENTOS SELECCIONADOS DE As, Sb, Pb, Ni, Bi, Se Y Te, EN PRESENCIA DE UNA FUENTE ALCALINA, Y RETIRAR EL SO2 GENERADO IN SITU, FORMANDO ASI UNA CANTIDAD EFECTIVA DE SULFATO ALCALINO DERRETIDO SOBRE EL BANO DE COBRE, MANTENIENDO LA TEMPERATURA EN EL BANO ENTRE 1100°C Y 1300°C; b) AGREGAR Y/O INYECTAR SULFATOS ALCALINOS DERRETIDOS O SOLIDOS JUNTO CON OXIDOS O CARBONATOS BASICOS EN EL BANO DE COBRE PARA PROMOVER EL LAVADO IN SITU CON As Y Sb EN UNA SOLUCION CON CONTENIDO DE SULFATOS; c) AUMENTAR LOS NIVELES DE O2 EN EL COBRE BLISTER O DERRETIDO, DE 0,1% POR PESO A 0,6% POR PESO, PARA RETIRAR LAS IMPUREZAS DE Sb, Pb, Ni, Bi, Se Y Te FLUIDIFICANDOLOS EN UNA SOLUCION FUNDIDA DE Cu2O Y/O Cu2O-CaO, LA CUAL ES ESTABLE CON LA FASE DE SULFATO; d) INCREMENTAR EL NIVEL DE O2 EN EL COBRE PARA RETIRAR LAS IMPUREZAS RESTANTES EN UNA SOLUCION DERRETIDA DE Cu2O Y/O Cu2O-CaO, MIENTRAS QUE LAS FASES DE SULFATO Y OXIDO DERRETIDO COEXISTEN COMO DOS CAPAS LIQUIDAS INMISCIBLES DE ESCORIA; Y, e) DESNATAR LAS CAPAS DE ESCORIA DE SULFATO Y OXIDO ANTES DE COMENZAR LA DESOXIDACION
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US09/810,737 US6395059B1 (en) | 2001-03-19 | 2001-03-19 | Situ desulfurization scrubbing process for refining blister copper |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| PE20021026A1 true PE20021026A1 (es) | 2002-11-08 |
Family
ID=25204576
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| PE2002000206A PE20021026A1 (es) | 2001-03-19 | 2002-03-18 | Nuevo proceso de lavado de desulfurizacion in situ para refinar cobre blister |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US6395059B1 (es) |
| AU (1) | AU2002242523A1 (es) |
| PE (1) | PE20021026A1 (es) |
| WO (1) | WO2002075006A2 (es) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2006029162A1 (en) * | 2004-09-07 | 2006-03-16 | Universidad De Chile | Method of continuous fire refining of copper |
| US20070209476A1 (en) * | 2006-03-10 | 2007-09-13 | David Krofchak | Treatment of base metal smelter slag |
| CN102492959B (zh) * | 2011-12-28 | 2014-03-19 | 重庆重冶铜业有限公司 | 一种电解铜阳极的生产方法 |
| CN107162038B (zh) * | 2017-07-07 | 2019-05-28 | 苏州昆腾威新材料科技有限公司 | 一种氧化亚铜粉末及其制备方法 |
| CN110423892A (zh) * | 2019-08-19 | 2019-11-08 | 肖功明 | 一种铜渣尾矿浆烟气脱硫协同铜资源高效回收的方法 |
| CN111647749B (zh) * | 2020-05-26 | 2022-03-11 | 中国恩菲工程技术有限公司 | 一种含铜固废的分离方法 |
Family Cites Families (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| BE628812A (es) | 1962-02-22 | |||
| US3561952A (en) | 1968-02-05 | 1971-02-09 | William B Greenberg | Copper-refining method |
| US3533779A (en) * | 1968-05-28 | 1970-10-13 | Us Interior | Method for smelting low-sulfur copper ores |
| AT301193B (de) * | 1969-04-25 | 1972-08-25 | Metallgesellschaft Ag | Verfahren und Vorrichtung zur pyrometallurgischen Behandlung kleinteiliger Erze oder Erzkonzentrate |
| US4005856A (en) | 1972-09-27 | 1977-02-01 | Noranda Mines Limited | Process for continuous smelting and converting of copper concentrates |
| US4034063A (en) | 1974-03-22 | 1977-07-05 | Industrial Resources, Inc. | Process for control of SOx emissions from copper smelter operations |
| HU169980B (es) | 1975-04-16 | 1977-03-28 | ||
| FI56857C (fi) | 1977-06-21 | 1980-04-10 | Outokumpu Oy | Saett och anordning foer raffinering av smaeltor med ett pulverformigt fast material och/eller gas |
| US4316742A (en) * | 1980-10-20 | 1982-02-23 | Western Electric Co., Incorporated | Copper refining |
| CA1190751A (en) | 1982-06-18 | 1985-07-23 | J. Barry W. Bailey | Process and apparatus for continuous converting of copper and non-ferrous mattes |
| CA1234696A (en) * | 1985-03-20 | 1988-04-05 | Grigori S. Victorovich | Metallurgical process iii |
| CA1245460A (en) * | 1985-03-20 | 1988-11-29 | Carlos M. Diaz | Oxidizing process for sulfidic copper material |
| US5516498A (en) | 1985-03-29 | 1996-05-14 | Veg - Gasinstituut N.V. | Process for the removal of sulfur dioxide from gases |
| JPH04183828A (ja) | 1990-11-20 | 1992-06-30 | Mitsubishi Materials Corp | 銅の製錬方法 |
| EP0548363B1 (en) * | 1991-07-15 | 1999-06-09 | Kabushiki Kaisha Kobe Seiko Sho | Process for refining raw material for copper or its alloys |
| US5849061A (en) | 1996-09-20 | 1998-12-15 | The Trustees Of Columbia University In The City Of New York | Process for refining high-impurity copper to anode copper |
-
2001
- 2001-03-19 US US09/810,737 patent/US6395059B1/en not_active Expired - Lifetime
-
2002
- 2002-03-08 WO PCT/CA2002/000336 patent/WO2002075006A2/en not_active Ceased
- 2002-03-08 AU AU2002242523A patent/AU2002242523A1/en not_active Abandoned
- 2002-03-18 PE PE2002000206A patent/PE20021026A1/es not_active Application Discontinuation
Also Published As
| Publication number | Publication date |
|---|---|
| WO2002075006A2 (en) | 2002-09-26 |
| WO2002075006A3 (en) | 2002-12-19 |
| AU2002242523A1 (en) | 2002-10-03 |
| US6395059B1 (en) | 2002-05-28 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| FA | Abandonment or withdrawal |