DE2548620C2 - Verfahren zur Gewinnung vonretoem Elektrolytkupfer durch Reduktionselektrolyse - Google Patents

Verfahren zur Gewinnung vonretoem Elektrolytkupfer durch Reduktionselektrolyse

Info

Publication number: DE2548620C2
Authority: DE; Germany
Prior art keywords: copper; stage; solution; sulfuric acid; cleaning
Prior art date: 1975-10-30
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.): Expired

Application number

DE19752548620

Other languages

German (de)

English (en)

Other versions

DE2548620B1 (de

Inventor

Norbert Dipl.-Ing.; Rabben Hans Joachim Dipl.-Chem. Dr.; Kudelka Herbert Dipl.-Chem. Dr.; 4100 Duisburg; Schmidt Siegbert Chem.-lng 4130 Moers-Vinn Piret

Original Assignee

Duisburger Kupferhütte, 4100 Duisburg

Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)

1975-10-30

Filing date

1975-10-30

Publication date

1977-12-22

1975-10-30 Application filed by Duisburger Kupferhütte, 4100 Duisburg filed Critical Duisburger Kupferhütte, 4100 Duisburg

1975-10-30 Priority to DE19752548620 priority Critical patent/DE2548620C2/de

1976-04-13 Priority to ES446964A priority patent/ES446964A1/es

1976-06-22 Priority to US05/698,558 priority patent/US4030990A/en

1976-07-02 Priority to CA256,186A priority patent/CA1074727A/en

1976-07-16 Priority to JP51084067A priority patent/JPS5254615A/ja

1976-08-27 Priority to GB35718/76A priority patent/GB1556026A/en

1976-10-06 Priority to ZM123/76A priority patent/ZM12376A1/xx

1976-10-26 Priority to NO763648A priority patent/NO139096C/no

1976-10-28 Priority to BE171865A priority patent/BE847731A/xx

1977-05-05 Publication of DE2548620B1 publication Critical patent/DE2548620B1/de

1977-12-22 Application granted granted Critical

1977-12-22 Publication of DE2548620C2 publication Critical patent/DE2548620C2/de

Status Expired legal-status Critical Current

Links

239000010949 copper Substances 0.000 title claims description 97
229910052802 copper Inorganic materials 0.000 title claims description 63
RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 title claims description 54
238000000034 method Methods 0.000 title claims description 48
238000005868 electrolysis reaction Methods 0.000 title claims description 33
230000008569 process Effects 0.000 title claims description 17
238000004519 manufacturing process Methods 0.000 title claims description 11
ARUVKPQLZAKDPS-UHFFFAOYSA-L copper(II) sulfate Chemical compound [Cu+2].[O-][S+2]([O-])([O-])[O-] ARUVKPQLZAKDPS-UHFFFAOYSA-L 0.000 claims description 68
QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 claims description 57
238000004140 cleaning Methods 0.000 claims description 38
229910000365 copper sulfate Inorganic materials 0.000 claims description 35
239000003792 electrolyte Substances 0.000 claims description 22
238000001914 filtration Methods 0.000 claims description 12
239000007787 solid Substances 0.000 claims description 12
239000003518 caustics Substances 0.000 claims description 11
239000003638 chemical reducing agent Substances 0.000 claims description 10
229910052760 oxygen Inorganic materials 0.000 claims description 10
238000002386 leaching Methods 0.000 claims description 9
239000000463 material Substances 0.000 claims description 9
238000000746 purification Methods 0.000 claims description 9
QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 8
239000012535 impurity Substances 0.000 claims description 8
239000007788 liquid Substances 0.000 claims description 8
239000007800 oxidant agent Substances 0.000 claims description 8
239000001301 oxygen Substances 0.000 claims description 8
150000001875 compounds Chemical class 0.000 claims description 7
-1 Cu 0 Chemical class 0.000 claims description 6
238000000926 separation method Methods 0.000 claims description 6
239000000725 suspension Substances 0.000 claims description 6
230000009467 reduction Effects 0.000 claims description 5
239000000126 substance Substances 0.000 claims description 5
239000005749 Copper compound Substances 0.000 claims description 3
QAOWNCQODCNURD-UHFFFAOYSA-L Sulfate Chemical compound [O-]S([O-])(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-L 0.000 claims description 3
150000001880 copper compounds Chemical class 0.000 claims description 3
239000007789 gas Substances 0.000 claims description 3
229910052751 metal Inorganic materials 0.000 claims description 3
239000002184 metal Substances 0.000 claims description 3
239000002245 particle Substances 0.000 claims description 3
150000004649 carbonic acid derivatives Chemical class 0.000 claims description 2
150000001768 cations Chemical group 0.000 claims 1
238000002425 crystallisation Methods 0.000 claims 1
230000008025 crystallization Effects 0.000 claims 1
150000004679 hydroxides Chemical class 0.000 claims 1
150000002739 metals Chemical class 0.000 claims 1
150000003467 sulfuric acid derivatives Chemical class 0.000 claims 1
XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 45
239000011669 selenium Substances 0.000 description 19
238000000605 extraction Methods 0.000 description 16
239000000203 mixture Substances 0.000 description 16
229910052742 iron Inorganic materials 0.000 description 15
230000002452 interceptive effect Effects 0.000 description 10
229910052785 arsenic Inorganic materials 0.000 description 9
QPLDLSVMHZLSFG-UHFFFAOYSA-N Copper oxide Chemical compound [Cu]=O QPLDLSVMHZLSFG-UHFFFAOYSA-N 0.000 description 8
239000005751 Copper oxide Substances 0.000 description 8
239000012141 concentrate Substances 0.000 description 8
229910000431 copper oxide Inorganic materials 0.000 description 8
150000003839 salts Chemical class 0.000 description 8
229910052711 selenium Inorganic materials 0.000 description 8
239000007785 strong electrolyte Substances 0.000 description 8
VEXZGXHMUGYJMC-UHFFFAOYSA-M Chloride anion Chemical compound [Cl-] VEXZGXHMUGYJMC-UHFFFAOYSA-M 0.000 description 7
BUGBHKTXTAQXES-UHFFFAOYSA-N Selenium Chemical compound [Se] BUGBHKTXTAQXES-UHFFFAOYSA-N 0.000 description 7
230000007935 neutral effect Effects 0.000 description 7
RQNWIZPPADIBDY-UHFFFAOYSA-N arsenic atom Chemical compound [As] RQNWIZPPADIBDY-UHFFFAOYSA-N 0.000 description 6
239000011701 zinc Substances 0.000 description 6
229910052787 antimony Inorganic materials 0.000 description 5
238000012545 processing Methods 0.000 description 5
230000015572 biosynthetic process Effects 0.000 description 4
238000005260 corrosion Methods 0.000 description 4
230000007797 corrosion Effects 0.000 description 4
150000002500 ions Chemical class 0.000 description 4
229910052749 magnesium Inorganic materials 0.000 description 4
238000001556 precipitation Methods 0.000 description 4
239000000047 product Substances 0.000 description 4
VMQMZMRVKUZKQL-UHFFFAOYSA-N Cu+ Chemical class [Cu+] VMQMZMRVKUZKQL-UHFFFAOYSA-N 0.000 description 3
229910004298 SiO 2 Inorganic materials 0.000 description 3
230000002411 adverse Effects 0.000 description 3
229910052782 aluminium Inorganic materials 0.000 description 3
238000004458 analytical method Methods 0.000 description 3
239000000470 constituent Substances 0.000 description 3
229910052745 lead Inorganic materials 0.000 description 3
229910052748 manganese Inorganic materials 0.000 description 3
229910052753 mercury Inorganic materials 0.000 description 3
QSHDDOUJBYECFT-UHFFFAOYSA-N mercury Chemical compound [Hg] QSHDDOUJBYECFT-UHFFFAOYSA-N 0.000 description 3
230000001590 oxidative effect Effects 0.000 description 3
230000001846 repelling effect Effects 0.000 description 3
229910052709 silver Inorganic materials 0.000 description 3
239000004332 silver Substances 0.000 description 3
229910052718 tin Inorganic materials 0.000 description 3
229910052725 zinc Inorganic materials 0.000 description 3
VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 2
FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 description 2
239000000159 acid neutralizing agent Substances 0.000 description 2
229910052797 bismuth Inorganic materials 0.000 description 2
239000004568 cement Substances 0.000 description 2
239000003795 chemical substances by application Substances 0.000 description 2
238000011109 contamination Methods 0.000 description 2
229910052602 gypsum Inorganic materials 0.000 description 2
239000010440 gypsum Substances 0.000 description 2
238000005065 mining Methods 0.000 description 2
229910052759 nickel Inorganic materials 0.000 description 2
230000003647 oxidation Effects 0.000 description 2
238000007254 oxidation reaction Methods 0.000 description 2
230000000704 physical effect Effects 0.000 description 2
238000007670 refining Methods 0.000 description 2
229910052717 sulfur Inorganic materials 0.000 description 2
229910052714 tellurium Inorganic materials 0.000 description 2
DJHGAFSJWGLOIV-UHFFFAOYSA-K Arsenate3- Chemical compound [O-][As]([O-])([O-])=O DJHGAFSJWGLOIV-UHFFFAOYSA-K 0.000 description 1
235000008733 Citrus aurantifolia Nutrition 0.000 description 1
UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 1
241000530268 Lycaena heteronea Species 0.000 description 1
229910019142 PO4 Inorganic materials 0.000 description 1
OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 1
NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 1
UCKMPCXJQFINFW-UHFFFAOYSA-N Sulphide Chemical compound [S-2] UCKMPCXJQFINFW-UHFFFAOYSA-N 0.000 description 1
235000011941 Tilia x europaea Nutrition 0.000 description 1
230000002378 acidificating effect Effects 0.000 description 1
239000003513 alkali Substances 0.000 description 1
229940000489 arsenate Drugs 0.000 description 1
JEMGLEPMXOIVNS-UHFFFAOYSA-N arsenic copper Chemical compound [Cu].[As] JEMGLEPMXOIVNS-UHFFFAOYSA-N 0.000 description 1
239000002585 base Substances 0.000 description 1
230000008901 benefit Effects 0.000 description 1
AXCZMVOFGPJBDE-UHFFFAOYSA-L calcium dihydroxide Chemical compound [OH-].[OH-].[Ca+2] AXCZMVOFGPJBDE-UHFFFAOYSA-L 0.000 description 1
239000000920 calcium hydroxide Substances 0.000 description 1
229910001861 calcium hydroxide Inorganic materials 0.000 description 1
239000001506 calcium phosphate Substances 0.000 description 1
229910000389 calcium phosphate Inorganic materials 0.000 description 1
235000011010 calcium phosphates Nutrition 0.000 description 1
238000012993 chemical processing Methods 0.000 description 1
238000006243 chemical reaction Methods 0.000 description 1
238000005352 clarification Methods 0.000 description 1
238000001816 cooling Methods 0.000 description 1
150000001879 copper Chemical class 0.000 description 1
238000009867 copper metallurgy Methods 0.000 description 1
TVZPLCNGKSPOJA-UHFFFAOYSA-N copper zinc Chemical compound [Cu].[Zn] TVZPLCNGKSPOJA-UHFFFAOYSA-N 0.000 description 1
LBJNMUFDOHXDFG-UHFFFAOYSA-N copper;hydrate Chemical compound O.[Cu].[Cu] LBJNMUFDOHXDFG-UHFFFAOYSA-N 0.000 description 1
239000013078 crystal Substances 0.000 description 1
238000006298 dechlorination reaction Methods 0.000 description 1
230000001419 dependent effect Effects 0.000 description 1
230000008021 deposition Effects 0.000 description 1
230000029087 digestion Effects 0.000 description 1
ZOMNIUBKTOKEHS-UHFFFAOYSA-L dimercury dichloride Chemical class Cl[Hg][Hg]Cl ZOMNIUBKTOKEHS-UHFFFAOYSA-L 0.000 description 1
239000000706 filtrate Substances 0.000 description 1
239000003292 glue Substances 0.000 description 1
239000008187 granular material Substances 0.000 description 1
150000004820 halides Chemical class 0.000 description 1
229910052739 hydrogen Inorganic materials 0.000 description 1
239000001257 hydrogen Substances 0.000 description 1
230000007062 hydrolysis Effects 0.000 description 1
238000006460 hydrolysis reaction Methods 0.000 description 1
238000010348 incorporation Methods 0.000 description 1
230000003993 interaction Effects 0.000 description 1
239000013067 intermediate product Substances 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
239000004571 lime Substances 0.000 description 1
235000013336 milk Nutrition 0.000 description 1
239000008267 milk Substances 0.000 description 1
210000004080 milk Anatomy 0.000 description 1
210000005036 nerve Anatomy 0.000 description 1
238000006386 neutralization reaction Methods 0.000 description 1
230000003472 neutralizing effect Effects 0.000 description 1
NBIIXXVUZAFLBC-UHFFFAOYSA-K phosphate Chemical compound [O-]P([O-])([O-])=O NBIIXXVUZAFLBC-UHFFFAOYSA-K 0.000 description 1
239000010452 phosphate Substances 0.000 description 1
229910052698 phosphorus Inorganic materials 0.000 description 1
239000011574 phosphorus Substances 0.000 description 1
150000003112 potassium compounds Chemical class 0.000 description 1
239000002244 precipitate Substances 0.000 description 1
239000002994 raw material Substances 0.000 description 1
238000011084 recovery Methods 0.000 description 1
238000004064 recycling Methods 0.000 description 1
150000004760 silicates Chemical class 0.000 description 1
239000000377 silicon dioxide Substances 0.000 description 1
239000011780 sodium chloride Substances 0.000 description 1
229910001220 stainless steel Inorganic materials 0.000 description 1
239000010935 stainless steel Substances 0.000 description 1
239000004575 stone Substances 0.000 description 1
230000001180 sulfating effect Effects 0.000 description 1
239000011593 sulfur Substances 0.000 description 1
238000012360 testing method Methods 0.000 description 1
LITQZINTSYBKIU-UHFFFAOYSA-F tetracopper;hexahydroxide;sulfate Chemical compound [OH-].[OH-].[OH-].[OH-].[OH-].[OH-].[Cu+2].[Cu+2].[Cu+2].[Cu+2].[O-]S([O-])(=O)=O LITQZINTSYBKIU-UHFFFAOYSA-F 0.000 description 1
230000008719 thickening Effects 0.000 description 1
238000012546 transfer Methods 0.000 description 1
QORWJWZARLRLPR-UHFFFAOYSA-H tricalcium bis(phosphate) Chemical compound [Ca+2].[Ca+2].[Ca+2].[O-]P([O-])([O-])=O.[O-]P([O-])([O-])=O QORWJWZARLRLPR-UHFFFAOYSA-H 0.000 description 1
238000005406 washing Methods 0.000 description 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
- 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
- C22B15/0063—Hydrometallurgy
- C22B15/0065—Leaching or slurrying
- C22B15/0067—Leaching or slurrying with acids or salts thereof
- C22B15/0071—Leaching or slurrying with acids or salts thereof containing sulfur
- 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
- C22B15/0063—Hydrometallurgy
- C22B15/0084—Treating solutions
- C22B15/0089—Treating solutions by chemical methods
- 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
- C22B15/0063—Hydrometallurgy
- C22B15/0084—Treating solutions
- C22B15/0089—Treating solutions by chemical methods
- C22B15/0091—Treating solutions by chemical methods by cementation
- 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
- C22B15/0063—Hydrometallurgy
- C22B15/0084—Treating solutions
- C22B15/0089—Treating solutions by chemical methods
- C22B15/0093—Treating solutions by chemical methods by gases, e.g. hydrogen or hydrogen sulfide
- 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)
Materials Engineering (AREA)
Metallurgy (AREA)
Organic Chemistry (AREA)
Chemical Kinetics & Catalysis (AREA)
Manufacturing & Machinery (AREA)
Mechanical Engineering (AREA)
General Chemical & Material Sciences (AREA)
Electrochemistry (AREA)
Electrolytic Production Of Metals (AREA)

DE19752548620 1975-10-30 1975-10-30 Verfahren zur Gewinnung vonretoem Elektrolytkupfer durch Reduktionselektrolyse Expired DE2548620C2 (de)

Priority Applications (9)

Application Number	Priority Date	Filing Date	Title
DE19752548620 DE2548620C2 (de)	1975-10-30	1975-10-30	Verfahren zur Gewinnung vonretoem Elektrolytkupfer durch Reduktionselektrolyse
ES446964A ES446964A1 (es)	1975-10-30	1976-04-13	Procedimiento para la obtencion de cobre electrolitico alta-mente puro.
US05/698,558 US4030990A (en)	1975-10-30	1976-06-22	Process for recovering electrolytic copper of high purity by means of reduction electrolysis
CA256,186A CA1074727A (en)	1975-10-30	1976-07-02	Process for recovering electrolytic copper of high purity by means of reduction electrolysis
JP51084067A JPS5254615A (en)	1975-10-30	1976-07-16	Method of producing high purity electrolytic copper by reducting electrolysis
GB35718/76A GB1556026A (en)	1975-10-30	1976-08-27	Process for recovering electrolytic copper of high purity by means of reduction electrolysis
ZM123/76A ZM12376A1 (en)	1975-10-30	1976-10-06	A process for recovering electrolytic copper of high purity by means of reduction electrolysis
NO763648A NO139096C (no)	1975-10-30	1976-10-26	Fremgangsmaate til fremstilling av hoeyrent elektrolyttkobber ved reduksjonselektrolyse
BE171865A BE847731A (fr)	1975-10-30	1976-10-28	Procede de recuperation de cuivre electrolytique tres pur par electrolyse reductrice,

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
DE19752548620 DE2548620C2 (de)	1975-10-30	1975-10-30	Verfahren zur Gewinnung vonretoem Elektrolytkupfer durch Reduktionselektrolyse

Publications (2)

Publication Number	Publication Date
DE2548620B1 DE2548620B1 (de)	1977-05-05
DE2548620C2 true DE2548620C2 (de)	1977-12-22

Family

ID=5960457

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
DE19752548620 Expired DE2548620C2 (de)	1975-10-30	1975-10-30	Verfahren zur Gewinnung vonretoem Elektrolytkupfer durch Reduktionselektrolyse

Country Status (9)

Country	Link
US (1)	US4030990A (2)
JP (1)	JPS5254615A (2)
BE (1)	BE847731A (2)
CA (1)	CA1074727A (2)
DE (1)	DE2548620C2 (2)
ES (1)	ES446964A1 (2)
GB (1)	GB1556026A (2)
NO (1)	NO139096C (2)
ZM (1)	ZM12376A1 (2)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US4351705A (en) *	1981-06-30	1982-09-28	Amax Inc.	Refining copper-bearing material contaminated with nickel, antimony and/or tin
NO884048L (no) *	1988-09-12	1990-03-13	Cheminor As	Elektrolyse av kobber i tynne loesninger som inneholder stoerre mengder jern.
CH686626A5 (it) *	1992-06-03	1996-05-15	Ecochem Ag	Procedimento per la raffinazione elettrochimica diretta del rottame di rame.
AP538A (en) *	1992-06-26	1996-09-18	Intec Pty Ltd	Production of metal from minerals
US5670033A (en) *	1993-04-19	1997-09-23	Electrocopper Products Limited	Process for making copper metal powder, copper oxides and copper foil
US5516408A (en) *	1993-04-19	1996-05-14	Magma Copper Company	Process for making copper wire
US5366612A (en) *	1993-04-19	1994-11-22	Magma Copper Company	Process for making copper foil
EP0695377B1 (en) *	1993-04-19	2001-06-27	GA-TEK Inc.	Process for making copper metal powder, copper oxides and copper foil
US5820653A (en) *	1993-04-19	1998-10-13	Electrocopper Products Limited	Process for making shaped copper articles
US5573739A (en) *	1994-10-28	1996-11-12	Noranda, Inc.	Selective bismuth and antimony removal from copper electrolyte
US6179988B1 (en)	1997-08-29	2001-01-30	Electrocopper Products Limited	Process for making copper wire
JP3987069B2 (ja) *	2002-09-05	2007-10-03	日鉱金属株式会社	高純度硫酸銅及びその製造方法
JP3943583B2 (ja) *	2003-09-04	2007-07-11	日鉱金属株式会社	高純度硫酸銅及びその製造方法
JP4216307B2 (ja)	2006-09-27	2009-01-28	日鉱金属株式会社	電解沈殿銅の処理方法
CN107447107B (zh) *	2017-08-23	2018-11-09	中南大学	一种富贵锑控电位分离并回收贱金属的方法

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US1598296A (en) *	1924-05-29	1926-08-31	Mackay Henry Squarebrigs	Electrochemical treatment of copper ores

1975
- 1975-10-30 DE DE19752548620 patent/DE2548620C2/de not_active Expired
1976
- 1976-04-13 ES ES446964A patent/ES446964A1/es not_active Expired
- 1976-06-22 US US05/698,558 patent/US4030990A/en not_active Expired - Lifetime
- 1976-07-02 CA CA256,186A patent/CA1074727A/en not_active Expired
- 1976-07-16 JP JP51084067A patent/JPS5254615A/ja active Pending
- 1976-08-27 GB GB35718/76A patent/GB1556026A/en not_active Expired
- 1976-10-06 ZM ZM123/76A patent/ZM12376A1/xx unknown
- 1976-10-26 NO NO763648A patent/NO139096C/no unknown
- 1976-10-28 BE BE171865A patent/BE847731A/xx unknown

Also Published As

Publication number	Publication date
BE847731A (fr)	1977-02-14
ZM12376A1 (en)	1977-05-23
JPS5254615A (en)	1977-05-04
DE2548620B1 (de)	1977-05-05
NO763648L (2)	1977-05-03
ES446964A1 (es)	1977-06-01
CA1074727A (en)	1980-04-01
US4030990A (en)	1977-06-21
NO139096B (no)	1978-09-25
NO139096C (no)	1979-01-10
GB1556026A (en)	1979-11-14

Legal Events

Date	Code	Title	Description
1977-12-31	E77	Valid patent as to the heymanns-index 1977
1983-01-13	8339	Ceased/non-payment of the annual fee

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DE2548620C2 (de)	1977-12-22	Verfahren zur Gewinnung vonretoem Elektrolytkupfer durch Reduktionselektrolyse
DE2617348C3 (de)	1978-05-11	Hydrometallurgisches Verfahren zur Behandlung schwefelhaltiger Mineralien
DE2743812C2 (de)	1979-04-26	Verfahren zur Aufarbeitung von Buntmetallhydroxidschlamm-Abfallen
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