DE20106335U1 - Device for the recovery of metals with pulsating cathodic currents, also with anodic oxidation processes - Google Patents

Device for the recovery of metals with pulsating cathodic currents, also with anodic oxidation processes

Info

Publication number
DE20106335U1
DE20106335U1 DE2001206335 DE20106335U DE20106335U1 DE 20106335 U1 DE20106335 U1 DE 20106335U1 DE 2001206335 DE2001206335 DE 2001206335 DE 20106335 U DE20106335 U DE 20106335U DE 20106335 U1 DE20106335 U1 DE 20106335U1
Authority
DE
Germany
Prior art keywords
anode
anode strips
cathode
cylinder cathode
pockets
Prior art date
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 - Lifetime
Application number
DE2001206335
Other languages
German (de)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
EILENBURGER ELEKTROLYSE & UMWELTTECHNIK GmbH
Original Assignee
EILENBURGER ELEKTROLYSE & UMWELTTECHNIK GmbH
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.)
Filing date
Publication date
Application filed by EILENBURGER ELEKTROLYSE & UMWELTTECHNIK GmbH filed Critical EILENBURGER ELEKTROLYSE & UMWELTTECHNIK GmbH
Priority to DE2001206335 priority Critical patent/DE20106335U1/en
Priority claimed from DE2001112075 external-priority patent/DE10112075C1/en
Publication of DE20106335U1 publication Critical patent/DE20106335U1/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

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
    • 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
    • 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
    • C—CHEMISTRY; METALLURGY
    • C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
    • C23G—CLEANING OR DE-GREASING OF METALLIC MATERIAL BY CHEMICAL METHODS OTHER THAN ELECTROLYSIS
    • C23G1/00—Cleaning or pickling metallic material with solutions or molten salts
    • C23G1/36—Regeneration of waste pickling liquors
    • 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
    • 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
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2201/00—Apparatus for treatment of water, waste water or sewage
    • C02F2201/46—Apparatus for electrochemical processes
    • C02F2201/461—Electrolysis apparatus
    • C02F2201/46105—Details relating to the electrolytic devices
    • C02F2201/4616—Power supply
    • C02F2201/46175—Electrical pulses
    • 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)
  • Metallurgy (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Environmental & Geological Engineering (AREA)
  • General Chemical & Material Sciences (AREA)
  • Electrochemistry (AREA)
  • Manufacturing & Machinery (AREA)
  • Geology (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Hydrology & Water Resources (AREA)
  • Water Supply & Treatment (AREA)
  • Electrolytic Production Of Metals (AREA)
  • Electrolytic Production Of Non-Metals, Compounds, Apparatuses Therefor (AREA)

Description

Der Beschreibungstext wurde nicht elektronisch erfaßt The description text was not recorded electronically  

Der Beschreibungstext wurde nicht elektronisch erfaßt The description text was not recorded electronically  

Der Beschreibungstext wurde nicht elektronisch erfaßt The description text was not recorded electronically  

Der Beschreibungstext wurde nicht elektronisch erfaßt The description text was not recorded electronically  

Der Beschreibungstext wurde nicht elektronisch erfaßt The description text was not recorded electronically  

Der Beschreibungstext wurde nicht elektronisch erfaßt The description text was not recorded electronically  

Der Beschreibungstext wurde nicht elektronisch erfaßt The description text was not recorded electronically  

Der Beschreibungstext wurde nicht elektronisch erfaßt The description text was not recorded electronically  

Der Beschreibungstext wurde nicht elektronisch erfaßt The description text was not recorded electronically  

Der Beschreibungstext wurde nicht elektronisch erfaßtThe description text was not recorded electronically

Claims (13)

1. Vorrichtung zur elektrochemischen Rückgewinnung von Metallen aus Prozesslösungen und Abwässern, auch in Kombination mit anodischen Oxidationsprozessen, bestehend aus
  • - einem Elektrolytbehälter 1,
  • - mindestens einer im Elektrolytbehälter angeordneten rotierenden Zylinderkathode 5
  • - mindestens einem außerhalb des Behälters angeordneten Antrieb 4 dessen Welle di­ rekt mit der Zylinderkathode verbundenen ist
  • - einem oder mehreren Scheifkontakten 21 zur Übertragung des Elektrolysestromes auf die rotierende Zylinderkathode
  • - konzentrisch um die Zylinderkathode angeordneten Anoden 6
  • - bei geteilten Zellen zusätzlich zwischen den Anoden und der Zylinderkathode ange­ ordneten Separatoren 13
gekennzeichnet dadurch, dass die Anoden aus senkrecht angeordneten Anodenstreifen 6 von 2 bis 100 mm Breite gebildet werden, die einzeln oder in Gruppen zusammenge­ fasst sind, wobei der Abstand zwischen den einzelnen Anodenstreifen oder den Grup­ pen von Anodenstreifen mindestens das 1,5fache des senkrechten Abstandes zwischen den Anodenstreifen und der Kathode beträgt und/oder die Anodenstreifen oder die Gruppen von Anodenstreifen durch senkrecht angeordnete potentialabschirmende Stromblenden bzw. durch turbulenzerhöhende Strombrecher voneinander abgegrenzt sind, die von der Ebene der Anodenstreifen ausgehend mindestens 25% des senk­ rechten Abstandes zwischen den Anodenstreifen und der Kathode einnehmen.1. Device for the electrochemical recovery of metals from process solutions and waste water, also in combination with anodic oxidation processes, consisting of
  • an electrolyte container 1 ,
  • - At least one rotating cylinder cathode 5 arranged in the electrolyte container
  • - At least one drive 4 arranged outside the container, the shaft of which is directly connected to the cylinder cathode
  • - One or more sliding contacts 21 for transmitting the electrolysis current to the rotating cylinder cathode
  • - Anodes 6 arranged concentrically around the cylinder cathode
  • - In the case of divided cells, separators 13 are additionally arranged between the anodes and the cylinder cathode
characterized in that the anodes are formed from vertically arranged anode strips 6 of 2 to 100 mm in width, which are combined individually or in groups, the distance between the individual anode strips or the groups of anode strips being at least 1.5 times the vertical distance between the anode strips and the cathode and / or the anode strips or the groups of anode strips are delimited from one another by vertically arranged potential-shielding current screens or by turbulence-increasing current breakers, which, starting from the plane of the anode strips, are at least 25% of the perpendicular distance between the anode strips and the Take cathode. 2. Vorrichtung nach Anspruch 1, gekennzeichnet dadurch, dass die einzelnen Anoden­ streifen 6 oder die Gruppen von Anodenstreifen, in Anodentaschen 8, 11 angeordnet und gehaltert sind, deren Seitenwände gleichzeitig als Stromblenden und Strombrecher dienen.2. Device according to claim 1, characterized in that the individual anodes strip 6 or the groups of anode strips, are arranged and held in anode pockets 8 , 11 , the side walls of which simultaneously serve as current diaphragms and baffles. 3. Vorrichtung nach den Ansprüchen 1 und 2, gekennzeichnet dadurch, dass die An­ odentaschen 8 bei geteilten Zellen mit Separatoren 13 und getrennten Zu- und Abfüh­ rungen für den Anolyten 16, 18 ausgestattet sind.3. Device according to claims 1 and 2, characterized in that the od pockets 8 at divided cells with separators 13 and separate feeds and discharges for the anolyte 16 , 18 are equipped. 4. Vorrichtung nach den Ansprüchen 1 bis 3, gekennzeichnet dadurch, dass die einzelnen Anodenstreifen 6, die Gruppen von Anodenstreifen oder die Anodentaschen ungleichmäßig um die Zylinderkathode 5 verteilt sind, so dass einzelne Abstände zwischen den Anodenstreifen bzw. Anodentaschen 8, 11 ein Mehrfaches der Abstände zwischen den übrigen betragen.4. Device according to claims 1 to 3, characterized in that the individual anode strips 6 , the groups of anode strips or the anode pockets are distributed unevenly around the cylinder cathode 5 , so that individual distances between the anode strips or anode pockets 8 , 11 a multiple of Distances between the rest. 5. Vorrichtung nach den Ansprüchen 1 bis 4, gekennzeichnet dadurch, dass der Antrieb 4 der Zylinderkathode 5 innerhalb des Elektrolytbehälters 1 in einem flüssigkeits- und gasdicht abgetrennten Raum angeordnet ist.5. Device according to claims 1 to 4, characterized in that the drive 4 of the cylinder cathode 5 is arranged within the electrolyte container 1 in a liquid and gas-tight separated space. 6. Vorrichtung nach den Ansprüchen 1 bis 5, gekennzeichnet dadurch, dass ein Kühler 12 innerhalb des Elektrolytbehälters 1 angeordnet ist.6. Device according to claims 1 to 5, characterized in that a cooler 12 is arranged within the electrolyte container 1 . 7. Vorrichtung nach den Ansprüchen 1 bis 6, gekennzeichnet dadurch, dass die Drehzahl der Zylinderkathode 5 durch Einsatz eines frequenzgeregelten Antriebes 4 variiert wer­ den kann.7. Device according to claims 1 to 6, characterized in that the speed of the cylinder cathode 5 varies by using a frequency-controlled drive 4 who can. 8. Vorrichtung nach den Ansprüchen 1 bis 7, gekennzeichnet dadurch, dass die Zylinder­ kathode 5 aus Edelstahl besteht.8. Device according to claims 1 to 7, characterized in that the cylinder cathode 5 consists of stainless steel. 9. Vorrichtung nach den Ansprüchen 1 bis 8, gekennzeichnet dadurch, dass die Zylinder­ kathode 5 leicht konisch ausgeführt ist.9. Device according to claims 1 to 8, characterized in that the cylinder cathode 5 is slightly conical. 10. Vorrichtung nach den Ansprüchen 1 bis 9, gekennzeichnet dadurch, dass die Anoden­ streifen 6 aus einem der mit Platin, mit Edelmetalloxiden oder mit dotiertem Diamant beschichteten Ventilmetallen Titan, Niob, Tantal oder Zirkonium bestehen.10. Device according to claims 1 to 9, characterized in that the anode strips 6 consist of one of the valve metals coated with platinum, with noble metal oxides or with doped diamond, titanium, niobium, tantalum or zirconium. 11. Vorrichtung nach den Ansprüchen 1 bis 10, gekennzeichnet dadurch, dass als Separa­ toren 13 Ionenaustauschermembranen oder mikroporöse Kunststofffolien eingesetzt werden.11. The device according to claims 1 to 10, characterized in that 13 ion exchange membranes or microporous plastic films are used as separators. 12. Vorrichtung nach den Ansprüchen 1 bis 11, gekennzeichnet dadurch, dass bei geteilten Zellen mehrere der mit Separatoren 13 ausgestatteten Anodentaschen 8 hydrodyna­ misch in Reihe geschaltet sind.12. Device according to claims 1 to 11, characterized in that in the case of divided cells, several of the anode pockets 8 equipped with separators 13 are connected hydrodynamically in series. 13. Vorrichtung nach den Ansprüchen 1 bis 12, gekennzeichnet dadurch, dass der Elektro­ denabstand auch bei konischer Zylinderkathode 5 dadurch konstant gehalten wird, dass die Anoden 6 bzw. Anodentaschen 8, 11 im Elektrolytbehälter 1 mit einer dem Konus der Zylinderkathode angepassten Schräge angeordnet sind.13. The device according to claims 1 to 12, characterized in that the electro denabstand is kept constant even with conical cylinder cathode 5 , that the anodes 6 or anode pockets 8 , 11 are arranged in the electrolyte container 1 with a slope adapted to the cone of the cylinder cathode .
DE2001206335 2001-03-12 2001-03-12 Device for the recovery of metals with pulsating cathodic currents, also with anodic oxidation processes Expired - Lifetime DE20106335U1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
DE2001206335 DE20106335U1 (en) 2001-03-12 2001-03-12 Device for the recovery of metals with pulsating cathodic currents, also with anodic oxidation processes

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE2001112075 DE10112075C1 (en) 2001-03-12 2001-03-12 Method and device for recovering metals, also in combination with anodic coupling processes
DE2001206335 DE20106335U1 (en) 2001-03-12 2001-03-12 Device for the recovery of metals with pulsating cathodic currents, also with anodic oxidation processes

Publications (1)

Publication Number Publication Date
DE20106335U1 true DE20106335U1 (en) 2001-10-11

Family

ID=26008755

Family Applications (1)

Application Number Title Priority Date Filing Date
DE2001206335 Expired - Lifetime DE20106335U1 (en) 2001-03-12 2001-03-12 Device for the recovery of metals with pulsating cathodic currents, also with anodic oxidation processes

Country Status (1)

Country Link
DE (1) DE20106335U1 (en)

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Legal Events

Date Code Title Description
R207 Utility model specification

Effective date: 20011115

R156 Lapse of ip right after 3 years

Effective date: 20041001