NL1006340C2 - Werkwijze en inrichting voor het winnen van metalen. - Google Patents
Werkwijze en inrichting voor het winnen van metalen. Download PDFInfo
- Publication number
- NL1006340C2 NL1006340C2 NL1006340A NL1006340A NL1006340C2 NL 1006340 C2 NL1006340 C2 NL 1006340C2 NL 1006340 A NL1006340 A NL 1006340A NL 1006340 A NL1006340 A NL 1006340A NL 1006340 C2 NL1006340 C2 NL 1006340C2
- Authority
- NL
- Netherlands
- Prior art keywords
- hydroxides
- stream
- metal
- metal salts
- electrochemical
- Prior art date
Links
- 229910052751 metal Inorganic materials 0.000 title claims abstract description 105
- 239000002184 metal Substances 0.000 title claims abstract description 105
- 238000000034 method Methods 0.000 title claims abstract description 33
- 150000002739 metals Chemical class 0.000 title claims abstract description 23
- 150000003839 salts Chemical class 0.000 claims abstract description 52
- 239000002904 solvent Substances 0.000 claims abstract description 28
- 150000004679 hydroxides Chemical class 0.000 claims description 45
- 239000000463 material Substances 0.000 claims description 13
- 229910000000 metal hydroxide Inorganic materials 0.000 abstract 5
- 150000004692 metal hydroxides Chemical class 0.000 abstract 5
- 230000032258 transport Effects 0.000 description 12
- 238000007790 scraping Methods 0.000 description 8
- 238000001704 evaporation Methods 0.000 description 6
- 239000012808 vapor phase Substances 0.000 description 6
- 230000008020 evaporation Effects 0.000 description 5
- 239000007789 gas Substances 0.000 description 5
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 5
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 4
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 4
- 239000000654 additive Substances 0.000 description 3
- 238000010438 heat treatment Methods 0.000 description 3
- 239000012528 membrane Substances 0.000 description 3
- MWUXSHHQAYIFBG-UHFFFAOYSA-N nitrogen oxide Inorganic materials O=[N] MWUXSHHQAYIFBG-UHFFFAOYSA-N 0.000 description 3
- 229920003023 plastic Polymers 0.000 description 3
- 239000004033 plastic Substances 0.000 description 3
- 229920000642 polymer Polymers 0.000 description 3
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 2
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 2
- 229910021529 ammonia Inorganic materials 0.000 description 2
- 229910052799 carbon Inorganic materials 0.000 description 2
- 229910002092 carbon dioxide Inorganic materials 0.000 description 2
- 239000001569 carbon dioxide Substances 0.000 description 2
- 150000001768 cations Chemical class 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- 239000007795 chemical reaction product Substances 0.000 description 2
- 150000001875 compounds Chemical class 0.000 description 2
- 238000009833 condensation Methods 0.000 description 2
- 230000005494 condensation Effects 0.000 description 2
- 238000004090 dissolution Methods 0.000 description 2
- -1 for example Substances 0.000 description 2
- 230000003647 oxidation Effects 0.000 description 2
- 238000007254 oxidation reaction Methods 0.000 description 2
- 239000010802 sludge Substances 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 229910001369 Brass Inorganic materials 0.000 description 1
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 1
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 description 1
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 229910001335 Galvanized steel Inorganic materials 0.000 description 1
- 229910021586 Nickel(II) chloride Inorganic materials 0.000 description 1
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 description 1
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 description 1
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 150000007513 acids Chemical class 0.000 description 1
- 230000000996 additive effect Effects 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- 229910052787 antimony Inorganic materials 0.000 description 1
- WATWJIUSRGPENY-UHFFFAOYSA-N antimony atom Chemical compound [Sb] WATWJIUSRGPENY-UHFFFAOYSA-N 0.000 description 1
- 239000002956 ash Substances 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 150000001642 boronic acid derivatives Chemical class 0.000 description 1
- 239000010951 brass Substances 0.000 description 1
- 229910052793 cadmium Inorganic materials 0.000 description 1
- BDOSMKKIYDKNTQ-UHFFFAOYSA-N cadmium atom Chemical compound [Cd] BDOSMKKIYDKNTQ-UHFFFAOYSA-N 0.000 description 1
- ABDBNWQRPYOPDF-UHFFFAOYSA-N carbonofluoridic acid Chemical compound OC(F)=O ABDBNWQRPYOPDF-UHFFFAOYSA-N 0.000 description 1
- 229910010293 ceramic material Inorganic materials 0.000 description 1
- 229910052804 chromium Inorganic materials 0.000 description 1
- 239000011651 chromium Substances 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 238000002425 crystallisation Methods 0.000 description 1
- 230000008025 crystallization Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 239000012065 filter cake Substances 0.000 description 1
- 239000003546 flue gas Substances 0.000 description 1
- UQSQSQZYBQSBJZ-UHFFFAOYSA-N fluorosulfonic acid Chemical compound OS(F)(=O)=O UQSQSQZYBQSBJZ-UHFFFAOYSA-N 0.000 description 1
- 239000010881 fly ash Substances 0.000 description 1
- 239000002803 fossil fuel Substances 0.000 description 1
- 239000008397 galvanized steel Substances 0.000 description 1
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 1
- 229910052737 gold Inorganic materials 0.000 description 1
- 239000010931 gold Substances 0.000 description 1
- 239000001257 hydrogen Substances 0.000 description 1
- 229910052739 hydrogen Inorganic materials 0.000 description 1
- 125000004435 hydrogen atom Chemical class [H]* 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-M hydroxide Chemical compound [OH-] XLYOFNOQVPJJNP-UHFFFAOYSA-M 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000037427 ion transport Effects 0.000 description 1
- 239000011133 lead Substances 0.000 description 1
- 239000003446 ligand Substances 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 230000007935 neutral effect Effects 0.000 description 1
- 229910052759 nickel Inorganic materials 0.000 description 1
- QMMRZOWCJAIUJA-UHFFFAOYSA-L nickel dichloride Chemical compound Cl[Ni]Cl QMMRZOWCJAIUJA-UHFFFAOYSA-L 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 229920001343 polytetrafluoroethylene Polymers 0.000 description 1
- 239000004810 polytetrafluoroethylene Substances 0.000 description 1
- 238000001556 precipitation Methods 0.000 description 1
- 239000000047 product Substances 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 229910052709 silver Inorganic materials 0.000 description 1
- 239000004332 silver Substances 0.000 description 1
- 239000002002 slurry Substances 0.000 description 1
- 239000007779 soft material Substances 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000011135 tin Substances 0.000 description 1
- 229910052718 tin Inorganic materials 0.000 description 1
- CVNKFOIOZXAFBO-UHFFFAOYSA-J tin(4+);tetrahydroxide Chemical compound [OH-].[OH-].[OH-].[OH-].[Sn+4] CVNKFOIOZXAFBO-UHFFFAOYSA-J 0.000 description 1
- 230000008016 vaporization Effects 0.000 description 1
- 238000009423 ventilation Methods 0.000 description 1
- 239000003039 volatile agent Substances 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
- 238000004065 wastewater treatment Methods 0.000 description 1
- 229910052725 zinc Inorganic materials 0.000 description 1
- 239000011701 zinc Substances 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/46—Treatment of water, waste water, or sewage by electrochemical methods
- C02F1/461—Treatment of water, waste water, or sewage by electrochemical methods by electrolysis
- C02F1/467—Treatment of water, waste water, or sewage by electrochemical methods by electrolysis by electrochemical disinfection; by electrooxydation or by electroreduction
- C02F1/4676—Treatment of water, waste water, or sewage by electrochemical methods by electrolysis by electrochemical disinfection; by electrooxydation or by electroreduction by electroreduction
- C02F1/4678—Treatment of water, waste water, or sewage by electrochemical methods by electrolysis by electrochemical disinfection; by electrooxydation or by electroreduction by electroreduction of metals
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D1/00—Evaporating
- B01D1/28—Evaporating with vapour compression
- B01D1/284—Special features relating to the compressed vapour
- B01D1/2856—The compressed vapour is used for heating a reboiler or a heat exchanger outside an evaporator
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D3/00—Distillation or related exchange processes in which liquids are contacted with gaseous media, e.g. stripping
- B01D3/007—Energy recuperation; Heat pumps
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/46—Treatment of water, waste water, or sewage by electrochemical methods
- C02F1/461—Treatment of water, waste water, or sewage by electrochemical methods by electrolysis
- C02F1/46104—Devices therefor; Their operating or servicing
- C02F1/46109—Electrodes
-
- 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
- C22B19/00—Obtaining zinc or zinc oxide
- C22B19/20—Obtaining zinc otherwise than by distilling
- C22B19/22—Obtaining zinc otherwise than by distilling with leaching with acids
-
- 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
- C22B3/02—Apparatus therefor
-
- 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
-
- 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
- C22B7/00—Working up raw materials other than ores, e.g. scrap, to produce non-ferrous metals and compounds thereof; Methods of a general interest or applied to the winning of more than two metals
- C22B7/006—Wet processes
-
- 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
-
- 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
- C25C1/16—Electrolytic production, recovery or refining of metals by electrolysis of solutions of zinc, cadmium or mercury
-
- 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
- C25C7/007—Constructional parts, or assemblies thereof, of cells; Servicing or operating of cells of cells comprising at least a movable electrode
-
- 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
- C25C7/06—Operating or servicing
- C25C7/08—Separating of deposited metals from the cathode
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/46—Treatment of water, waste water, or sewage by electrochemical methods
- C02F1/461—Treatment of water, waste water, or sewage by electrochemical methods by electrolysis
- C02F1/46104—Devices therefor; Their operating or servicing
- C02F1/46109—Electrodes
- C02F2001/46119—Cleaning the electrodes
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/46—Treatment of water, waste water, or sewage by electrochemical methods
- C02F1/461—Treatment of water, waste water, or sewage by electrochemical methods by electrolysis
- C02F1/46104—Devices therefor; Their operating or servicing
- C02F1/46109—Electrodes
- C02F2001/46123—Movable electrodes
-
- 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)
- Chemical Kinetics & Catalysis (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Electrochemistry (AREA)
- Environmental & Geological Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- Manufacturing & Machinery (AREA)
- Mechanical Engineering (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Geochemistry & Mineralogy (AREA)
- General Chemical & Material Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Water Supply & Treatment (AREA)
- Manufacture And Refinement Of Metals (AREA)
- Electrolytic Production Of Metals (AREA)
Priority Applications (9)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| NL1006340A NL1006340C2 (nl) | 1997-06-17 | 1997-06-17 | Werkwijze en inrichting voor het winnen van metalen. |
| PCT/NL1998/000349 WO1998058090A2 (fr) | 1997-06-17 | 1998-06-17 | Procede et dispositif de recuperation de metaux |
| CA 2294373 CA2294373C (fr) | 1997-06-17 | 1998-06-17 | Procede et dispositif de recuperation de metaux |
| AU79413/98A AU7941398A (en) | 1997-06-17 | 1998-06-17 | A method and a device for recovering metals |
| EP98929906A EP0991785B1 (fr) | 1997-06-17 | 1998-06-17 | Procede et dispositif de recuperation de metaux |
| DE69801662T DE69801662T2 (de) | 1997-06-17 | 1998-06-17 | Verfahren und vorrichtung zur wiedergewinnung von metallen unter verwendung von laugungs-, konzentrierungs- und elektrochemischen abtrennungsmitteln mit rotierender kathode |
| AT98929906T ATE205551T1 (de) | 1997-06-17 | 1998-06-17 | Verfahren und vorrichtung zur wiedergewinnung von metallen unter verwendung von laugungs-, konzentrierungs- und elektrochemischen abtrennungsmitteln mit rotierender kathode |
| ES98929906T ES2164431T3 (es) | 1997-06-17 | 1998-06-17 | Un metodo y un dispositivo para recuperar metales que comprende medios de disolucion, concentracion y electrodeposicion con catodo rotatorio. |
| US09/445,856 US6355155B1 (en) | 1997-06-17 | 1998-06-17 | Method and a device for recovering metals comprising dissolving, concentrating and electrowinning means with rotatable cathode |
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| NL1006340A NL1006340C2 (nl) | 1997-06-17 | 1997-06-17 | Werkwijze en inrichting voor het winnen van metalen. |
| NL1006340 | 1997-06-17 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL1006340C2 true NL1006340C2 (nl) | 1998-12-21 |
Family
ID=19765182
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL1006340A NL1006340C2 (nl) | 1997-06-17 | 1997-06-17 | Werkwijze en inrichting voor het winnen van metalen. |
Country Status (9)
| Country | Link |
|---|---|
| US (1) | US6355155B1 (fr) |
| EP (1) | EP0991785B1 (fr) |
| AT (1) | ATE205551T1 (fr) |
| AU (1) | AU7941398A (fr) |
| CA (1) | CA2294373C (fr) |
| DE (1) | DE69801662T2 (fr) |
| ES (1) | ES2164431T3 (fr) |
| NL (1) | NL1006340C2 (fr) |
| WO (1) | WO1998058090A2 (fr) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| NL2003595C2 (en) | 2009-10-06 | 2011-04-07 | Elemetal Holding B V | Process and apparatus for recovering metals. |
| US10301728B2 (en) * | 2013-05-22 | 2019-05-28 | C.Q.M. Ltd | System for the electrolysis of water having rotating disc cathodes and an automated cathode cleaner |
| NL2013407B1 (en) | 2014-09-03 | 2016-09-27 | Elemetal Holding B V | Process and apparatus for metal refining. |
| US9777346B2 (en) | 2015-09-03 | 2017-10-03 | Battelle Energy Alliance, Llc | Methods for recovering metals from electronic waste, and related systems |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US1937634A (en) * | 1931-09-23 | 1933-12-05 | Niels C Christensen | Process of treating zinc ores |
| US3953306A (en) * | 1973-10-03 | 1976-04-27 | Dart Environment And Services Company | Metal recovery from waste treatment sludges |
| DE2513689A1 (de) * | 1975-03-27 | 1976-10-07 | Krupp Gmbh | Verfahren zur gewinnung von wertstoffen aus hydrothermalen erzschlaemmen |
| JPS5647576A (en) * | 1979-09-27 | 1981-04-30 | Tokuyama Soda Co Ltd | Preparation of sodium sulphate, sodium hydroxide and chlorine from mixed solution of sodium chloride and sodium sulphate |
| AU8470682A (en) * | 1982-06-09 | 1983-12-15 | Moskovsky Institut Stali I Splavov | Plant for the recovery of non-ferrous metals by sulphuric acid leaching |
| DD235626A1 (de) * | 1985-04-01 | 1986-05-14 | Zeiss Jena Veb Carl | Verfahren und vorrichtung zur aufbereitung von galvanischem abwasser |
| EP0227626A1 (fr) * | 1985-12-20 | 1987-07-01 | Norzink A.S. | Procédé hydrométallurgique pour la production de zinc |
| WO1994000606A1 (fr) * | 1992-06-26 | 1994-01-06 | Intec Pty. Ltd. | Production de metaux a partir de mineraux |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR1034216A (fr) * | 1951-03-20 | 1953-07-21 | Dispositif pour effectuer des préparations électrolytiques et, en particulier, desopérations d'affinage | |
| SU385932A1 (ru) * | 1970-06-23 | 1973-06-14 | Электролизер | |
| EP0058537B1 (fr) * | 1981-02-13 | 1986-04-30 | National Research Development Corporation | Cellule d'électrodéposition |
| US4544460A (en) * | 1981-06-09 | 1985-10-01 | Duval Corporation | Removal of potassium chloride as a complex salt in the hydrometallurgical production of copper |
| US4406753A (en) * | 1982-01-19 | 1983-09-27 | Ciba-Geigy Ag | Electrolytic metal recovery cell and operation thereof |
| WO1987000210A1 (fr) * | 1985-06-27 | 1987-01-15 | Cheminor A/S | Procede de production de metaux par electrolyse |
-
1997
- 1997-06-17 NL NL1006340A patent/NL1006340C2/nl not_active IP Right Cessation
-
1998
- 1998-06-17 AU AU79413/98A patent/AU7941398A/en not_active Abandoned
- 1998-06-17 US US09/445,856 patent/US6355155B1/en not_active Expired - Fee Related
- 1998-06-17 EP EP98929906A patent/EP0991785B1/fr not_active Expired - Lifetime
- 1998-06-17 WO PCT/NL1998/000349 patent/WO1998058090A2/fr not_active Ceased
- 1998-06-17 AT AT98929906T patent/ATE205551T1/de active
- 1998-06-17 ES ES98929906T patent/ES2164431T3/es not_active Expired - Lifetime
- 1998-06-17 DE DE69801662T patent/DE69801662T2/de not_active Expired - Lifetime
- 1998-06-17 CA CA 2294373 patent/CA2294373C/fr not_active Expired - Fee Related
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US1937634A (en) * | 1931-09-23 | 1933-12-05 | Niels C Christensen | Process of treating zinc ores |
| US3953306A (en) * | 1973-10-03 | 1976-04-27 | Dart Environment And Services Company | Metal recovery from waste treatment sludges |
| DE2513689A1 (de) * | 1975-03-27 | 1976-10-07 | Krupp Gmbh | Verfahren zur gewinnung von wertstoffen aus hydrothermalen erzschlaemmen |
| JPS5647576A (en) * | 1979-09-27 | 1981-04-30 | Tokuyama Soda Co Ltd | Preparation of sodium sulphate, sodium hydroxide and chlorine from mixed solution of sodium chloride and sodium sulphate |
| AU8470682A (en) * | 1982-06-09 | 1983-12-15 | Moskovsky Institut Stali I Splavov | Plant for the recovery of non-ferrous metals by sulphuric acid leaching |
| DD235626A1 (de) * | 1985-04-01 | 1986-05-14 | Zeiss Jena Veb Carl | Verfahren und vorrichtung zur aufbereitung von galvanischem abwasser |
| EP0227626A1 (fr) * | 1985-12-20 | 1987-07-01 | Norzink A.S. | Procédé hydrométallurgique pour la production de zinc |
| WO1994000606A1 (fr) * | 1992-06-26 | 1994-01-06 | Intec Pty. Ltd. | Production de metaux a partir de mineraux |
Non-Patent Citations (3)
| Title |
|---|
| "Dezincing of scrap ...", STEEL TIMES, October 1996 (1996-10-01), LONDON, GB, pages 356 - 357, XP000638880 * |
| K.D. SHARMA & B.R. ROW: "Electrolytic process for recovery of zinc dust from melting furnace slag", HYDROMETALLURGY, vol. 13, no. 3, March 1985 (1985-03-01), AMSTERDAM, NL, pages 377 - 383, XP002051856 * |
| PATENT ABSTRACTS OF JAPAN vol. 005, no. 106 (C - 062) 10 July 1981 (1981-07-10) * |
Also Published As
| Publication number | Publication date |
|---|---|
| EP0991785A2 (fr) | 2000-04-12 |
| DE69801662D1 (de) | 2001-10-18 |
| US6355155B1 (en) | 2002-03-12 |
| EP0991785B1 (fr) | 2001-09-12 |
| WO1998058090A3 (fr) | 1999-03-18 |
| WO1998058090A2 (fr) | 1998-12-23 |
| CA2294373A1 (fr) | 1998-12-23 |
| ATE205551T1 (de) | 2001-09-15 |
| DE69801662T2 (de) | 2002-06-20 |
| CA2294373C (fr) | 2009-11-03 |
| ES2164431T3 (es) | 2002-02-16 |
| AU7941398A (en) | 1999-01-04 |
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