ZA200609460B - Process for optimizing the process of copper electro-winning and electro-refining by superimposing a sinusoidal current over a continuous current - Google Patents
Process for optimizing the process of copper electro-winning and electro-refining by superimposing a sinusoidal current over a continuous currentInfo
- Publication number
- ZA200609460B ZA200609460B ZA200609460A ZA200609460A ZA200609460B ZA 200609460 B ZA200609460 B ZA 200609460B ZA 200609460 A ZA200609460 A ZA 200609460A ZA 200609460 A ZA200609460 A ZA 200609460A ZA 200609460 B ZA200609460 B ZA 200609460B
- Authority
- ZA
- South Africa
- Prior art keywords
- electro
- superimposing
- winning
- refining
- optimizing
- Prior art date
Links
- 238000000034 method Methods 0.000 title 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 title 1
- 229910052802 copper Inorganic materials 0.000 title 1
- 239000010949 copper Substances 0.000 title 1
- 238000005363 electrowinning Methods 0.000 title 1
- 238000007670 refining Methods 0.000 title 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25C—PROCESSES FOR THE ELECTROLYTIC PRODUCTION, RECOVERY OR REFINING OF METALS; APPARATUS THEREFOR
- C25C1/00—Electrolytic production, recovery or refining of metals by electrolysis of solutions
- C25C1/12—Electrolytic production, recovery or refining of metals by electrolysis of solutions of copper
-
- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25C—PROCESSES FOR THE ELECTROLYTIC PRODUCTION, RECOVERY OR REFINING OF METALS; APPARATUS THEREFOR
- C25C7/00—Constructional parts, or assemblies thereof, of cells; Servicing or operating of cells
- C25C7/02—Electrodes; Connections thereof
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Electrolytic Production Of Metals (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CL200502963 | 2005-11-14 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| ZA200609460B true ZA200609460B (en) | 2007-09-26 |
Family
ID=38117631
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| ZA200609460A ZA200609460B (en) | 2005-11-14 | 2006-11-14 | Process for optimizing the process of copper electro-winning and electro-refining by superimposing a sinusoidal current over a continuous current |
Country Status (3)
| Country | Link |
|---|---|
| US (2) | US20070125659A1 (en) |
| AU (1) | AU2006236001A1 (en) |
| ZA (1) | ZA200609460B (en) |
Families Citing this family (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2909102B1 (en) * | 2006-11-24 | 2009-03-06 | Hef Soc Par Actions Simplifiee | PROCESS FOR THE SULFURATION OF FERROUS ALLOY PARTS IN AQUEOUS SOLUTION |
| CL2008000934A1 (en) * | 2008-03-31 | 2009-03-27 | Botanical Solutions S P A | Method of preparation of quillaja saponaria molina extracts, extract obtained by said procedure and comprising saponins among other bioactive secondary metabolites, and its use for the control of b. cinerea in pre or post-harvest. |
| CL2009000969A1 (en) * | 2009-04-23 | 2009-07-17 | Ingenieria Y Desarrollo Tecnologico S A | A system for superimposing an alternating current to the direct current that feeds the electrolytic cells of a metal electrolysis process comprising two groups of cells with a common point of electrical connection, two direct current sources, one for each cell and a converter bidirectional current. |
| CL2013002772A1 (en) * | 2013-09-26 | 2014-02-28 | Hecker Electronica De Potencia Y Proceso S A | Electro-obtaining or electro-refining process of metals, which comprises applying an electrical supply signal formed by an alternating current (ac) of 400 to 600 a / m2 and a frequency greater than or equal to 5,000 Hz and less than or equal to 10,000 hz superimposed on a direct current (dc) in the range of 240 to 600 a / m2. |
| CL2014002834A1 (en) * | 2014-10-21 | 2015-01-16 | Hecker Electronica De Potencia Y Procesos S A | High quality copper electroobtention process for low concentration copper solutions and low temperature controlled by voltage and with alternating current application. |
| CL2018000114A1 (en) * | 2018-01-15 | 2018-05-11 | Robledo Juan Pablo Bustos | System for injecting alternating current into the end electrodes of electrolytic cells, so that alternating current circulates in series from the first to the last electrode and from an electrode while the direct current circulates in parallel from the anodes to the cathodes |
| JP7051537B2 (en) * | 2018-03-29 | 2022-04-11 | Ｊｘ金属株式会社 | Electrolysis test method and electrolysis test equipment |
| CN111197171A (en) * | 2020-02-18 | 2020-05-26 | 华建彬 | Wet copper extraction process |
| CN113502506A (en) * | 2021-05-13 | 2021-10-15 | 清华大学 | Method for separating and recovering heavy metals in waste liquid by using alternating current |
Family Cites Families (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3804725A (en) * | 1972-08-10 | 1974-04-16 | Western Electric Co | Methods and apparatus for treating an article |
| US4025413A (en) * | 1973-09-12 | 1977-05-24 | British Copper Refiners Limited | Electrolytic refining of metal |
| US4140596A (en) * | 1975-12-22 | 1979-02-20 | Vereinigte Metallwerke Ranshofen-Berndorf Aktiengesellschaft | Process for the electrolytic refining of copper |
| JPS5278719A (en) * | 1975-12-26 | 1977-07-02 | Nippon Kagaku Sangyo Kk | Plating method of aluminum and aluminum alloy |
| US4515671A (en) * | 1983-01-24 | 1985-05-07 | Olin Corporation | Electrochemical treatment of copper for improving its bond strength |
| FI112383B (en) * | 2001-06-25 | 2003-11-28 | Outokumpu Oy | A method of improving the cavity of a cathode in electrolysis |
| US7384533B2 (en) * | 2001-07-24 | 2008-06-10 | 3M Innovative Properties Company | Electrolytic processes with reduced cell voltage and gas formation |
| JP3537802B2 (en) * | 2001-12-18 | 2004-06-14 | 株式会社日立製作所 | Electrophoresis chip |
| US7410562B2 (en) * | 2003-08-20 | 2008-08-12 | Materials & Electrochemical Research Corp. | Thermal and electrochemical process for metal production |
-
2006
- 2006-11-14 AU AU2006236001A patent/AU2006236001A1/en not_active Abandoned
- 2006-11-14 US US11/599,727 patent/US20070125659A1/en not_active Abandoned
- 2006-11-14 ZA ZA200609460A patent/ZA200609460B/en unknown
-
2010
- 2010-10-12 US US12/902,921 patent/US20110024301A1/en not_active Abandoned
Also Published As
| Publication number | Publication date |
|---|---|
| US20070125659A1 (en) | 2007-06-07 |
| US20110024301A1 (en) | 2011-02-03 |
| AU2006236001A1 (en) | 2007-05-31 |
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