DE10345594A1 - Verfahren und Zelle zur elektrochemischen Oxidation von Cyaniden - Google Patents

Verfahren und Zelle zur elektrochemischen Oxidation von Cyaniden Download PDF

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Publication number
DE10345594A1
DE10345594A1 DE10345594A DE10345594A DE10345594A1 DE 10345594 A1 DE10345594 A1 DE 10345594A1 DE 10345594 A DE10345594 A DE 10345594A DE 10345594 A DE10345594 A DE 10345594A DE 10345594 A1 DE10345594 A1 DE 10345594A1
Authority
DE
Germany
Prior art keywords
cell
cyanides
electrochemical oxidation
anodic oxidation
anode
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.)
Ceased
Application number
DE10345594A
Other languages
English (en)
Inventor
Norbert Nowack
Klaus Heger
Dirk Korneli
Angela Rheindorf
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.)
Hochschule Niederrhein
Original Assignee
Hochschule Niederrhein
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 Hochschule Niederrhein filed Critical Hochschule Niederrhein
Priority to DE10345594A priority Critical patent/DE10345594A1/de
Priority to AT04021752T priority patent/ATE535498T1/de
Priority to EP04021752A priority patent/EP1518828B1/de
Publication of DE10345594A1 publication Critical patent/DE10345594A1/de
Ceased legal-status Critical Current

Links

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
    • C02F1/46104—Devices therefor; Their operating or servicing
    • C02F1/46109—Electrodes
    • C02F1/46114—Electrodes in particulate form or with conductive and/or non conductive particles between them
    • 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
    • C02F1/4672—Treatment of water, waste water, or sewage by electrochemical methods by electrolysis by electrochemical disinfection; by electrooxydation or by electroreduction by electrooxydation
    • 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
    • C02F1/66—Treatment of water, waste water, or sewage by neutralisation; pH adjustment
    • 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
    • C02F2001/46133—Electrodes characterised by the material
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2101/00—Nature of the contaminant
    • C02F2101/10—Inorganic compounds
    • C02F2101/16—Nitrogen compounds, e.g. ammonia
    • C02F2101/18—Cyanides
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2103/00—Nature of the water, waste water, sewage or sludge to be treated
    • C02F2103/16—Nature of the water, waste water, sewage or sludge to be treated from metallurgical processes, i.e. from the production, refining or treatment of metals, e.g. galvanic wastes
    • 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
    • C02F2201/4617—DC only

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Electrochemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Hydrology & Water Resources (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Environmental & Geological Engineering (AREA)
  • Water Supply & Treatment (AREA)
  • Organic Chemistry (AREA)
  • Electrolytic Production Of Non-Metals, Compounds, Apparatuses Therefor (AREA)
  • Water Treatment By Electricity Or Magnetism (AREA)
  • Battery Electrode And Active Subsutance (AREA)

Abstract

Verfahren und Zelle zur anodischen Oxidation von Cyaniden in wäßrigen Lösungen, umfassend eine Festbettanode sowie eine Katode, wobei das Partikelbett der Anode aus Partikeln gebildet ist, bestehend aus Mangan oder den Oxiden des Titans oder Mischungen dieser Partikel, wobei die Partikel, bestehend aus den Oxiden des Titans, in der Magneli-Phase vorliegen und die Mangan-Partikel eine Reinheit von wenigstens 95% aufweisen und das Verfahren mittels Gleichstrom durchgeführt wird.
DE10345594A 2003-09-29 2003-09-29 Verfahren und Zelle zur elektrochemischen Oxidation von Cyaniden Ceased DE10345594A1 (de)

Priority Applications (3)

Application Number Priority Date Filing Date Title
DE10345594A DE10345594A1 (de) 2003-09-29 2003-09-29 Verfahren und Zelle zur elektrochemischen Oxidation von Cyaniden
AT04021752T ATE535498T1 (de) 2003-09-29 2004-09-14 Verfahren und vorrichtung zur anodischen oxidation von cyaniden in wässrigen lösungen
EP04021752A EP1518828B1 (de) 2003-09-29 2004-09-14 Verfahren und Vorrichtung zur anodischen Oxidation von Cyaniden in wässrigen Lösungen

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE10345594A DE10345594A1 (de) 2003-09-29 2003-09-29 Verfahren und Zelle zur elektrochemischen Oxidation von Cyaniden

Publications (1)

Publication Number Publication Date
DE10345594A1 true DE10345594A1 (de) 2005-05-04

Family

ID=34178027

Family Applications (1)

Application Number Title Priority Date Filing Date
DE10345594A Ceased DE10345594A1 (de) 2003-09-29 2003-09-29 Verfahren und Zelle zur elektrochemischen Oxidation von Cyaniden

Country Status (3)

Country Link
EP (1) EP1518828B1 (de)
AT (1) ATE535498T1 (de)
DE (1) DE10345594A1 (de)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102012100481A1 (de) 2012-01-20 2013-07-25 Hochschule Niederrhein Verfahren zur Entfernung von Mangan aus manganhaltigem Wasser
EP3358045A1 (de) 2017-02-07 2018-08-08 Dr.Ing. Max Schlötter GmbH & Co. KG Verfahren zur galvanischen abscheidung von zink- und zinklegierungsüberzügen aus einem alkalischen beschichtungsbad mit reduziertem abbau von organischen badzusätzen
CN113277654A (zh) * 2021-05-28 2021-08-20 金川集团股份有限公司 一种利用电化学方法处理电积高纯锰废液的方法及装置

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105948227A (zh) * 2016-05-18 2016-09-21 广西南宁明科环保科技有限公司 含氰废水处理装置及方法
CA3033532A1 (en) * 2016-08-19 2018-02-22 University Of Georgia Research Foundation, Inc. Methods and systems for electrochemical oxidation of polyfluoroalkyl and perfluoroalkyl contaminants

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4399020A (en) * 1981-07-24 1983-08-16 Diamond Shamrock Corporation Device for waste water treatment
DE69219882T2 (de) * 1991-02-21 1998-01-02 Atraverda Ltd Leitende titansuboxid teilchen
WO2000032521A1 (en) * 1998-11-30 2000-06-08 Stauffer John E Electrochemical process for removing ions from solution

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA1016495A (en) * 1973-01-02 1977-08-30 Clare J. Beingessner Electro-oxidizing cyanide waste and conveying gas-liquid mixture along confined path
IT1063963B (it) 1975-04-30 1985-02-18 Westinghouse Electric Corp Procedimento e apparecchio perfezionato per la rimozione di inquinanti dall'acqua
JPS55145185A (en) 1979-04-26 1980-11-12 Nanao Kogyo Kk Reaction apparats for electrolysis
US4569729A (en) 1984-07-16 1986-02-11 Chlorine Engineers Corp., Ltd. Electrolyzing method and electrolytic cell employing fluidized bed

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4399020A (en) * 1981-07-24 1983-08-16 Diamond Shamrock Corporation Device for waste water treatment
DE69219882T2 (de) * 1991-02-21 1998-01-02 Atraverda Ltd Leitende titansuboxid teilchen
WO2000032521A1 (en) * 1998-11-30 2000-06-08 Stauffer John E Electrochemical process for removing ions from solution

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102012100481A1 (de) 2012-01-20 2013-07-25 Hochschule Niederrhein Verfahren zur Entfernung von Mangan aus manganhaltigem Wasser
EP3358045A1 (de) 2017-02-07 2018-08-08 Dr.Ing. Max Schlötter GmbH & Co. KG Verfahren zur galvanischen abscheidung von zink- und zinklegierungsüberzügen aus einem alkalischen beschichtungsbad mit reduziertem abbau von organischen badzusätzen
WO2018146041A1 (de) 2017-02-07 2018-08-16 Dr.-Ing. Max Schlötter Gmbh & Co. Kg Verfahren zur galvanischen abscheidung von zink- und zinklegierungsüberzügen aus einem alkalischen beschichtungsbad mit reduziertem abbau von organischen badzusätzen
US11339492B2 (en) 2017-02-07 2022-05-24 Dr.-Ing. Max Schlötter Gmbh & Co. Kg Method for electrodepositing zinc and zinc alloy coatings from an alkaline coating bath with reduced depletion of organic bath additives
CN113277654A (zh) * 2021-05-28 2021-08-20 金川集团股份有限公司 一种利用电化学方法处理电积高纯锰废液的方法及装置

Also Published As

Publication number Publication date
EP1518828A1 (de) 2005-03-30
EP1518828B1 (de) 2011-11-30
ATE535498T1 (de) 2011-12-15

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R002 Refusal decision in examination/registration proceedings
R003 Refusal decision now final

Effective date: 20130115