DE69504745D1 - Elektrolyseur für die Herstellung von Natriumhypochlorit und Chlorat, ausgerüstet mit verbesserten Elektroden - Google Patents

Elektrolyseur für die Herstellung von Natriumhypochlorit und Chlorat, ausgerüstet mit verbesserten Elektroden

Info

Publication number
DE69504745D1
DE69504745D1 DE69504745T DE69504745T DE69504745D1 DE 69504745 D1 DE69504745 D1 DE 69504745D1 DE 69504745 T DE69504745 T DE 69504745T DE 69504745 T DE69504745 T DE 69504745T DE 69504745 D1 DE69504745 D1 DE 69504745D1
Authority
DE
Germany
Prior art keywords
electrolyser
chlorate
production
sodium hypochlorite
improved electrodes
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 - Fee Related
Application number
DE69504745T
Other languages
English (en)
Other versions
DE69504745T2 (de
Inventor
Carlo Traini
Tomaso Leone
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.)
De Nora Elettrodi SpA
Original Assignee
De Nora SpA
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 De Nora SpA filed Critical De Nora SpA
Application granted granted Critical
Publication of DE69504745D1 publication Critical patent/DE69504745D1/de
Publication of DE69504745T2 publication Critical patent/DE69504745T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
    • C25B—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES FOR THE PRODUCTION OF COMPOUNDS OR NON-METALS; APPARATUS THEREFOR
    • C25B1/00—Electrolytic production of inorganic compounds or non-metals
    • C25B1/01—Products
    • C25B1/24—Halogens or compounds thereof
    • C25B1/26—Chlorine; Compounds thereof
    • C25B1/265—Chlorates
    • C—CHEMISTRY; METALLURGY
    • C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
    • C25B—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES FOR THE PRODUCTION OF COMPOUNDS OR NON-METALS; APPARATUS THEREFOR
    • C25B11/00—Electrodes; Manufacture thereof not otherwise provided for
    • C25B11/02—Electrodes; Manufacture thereof not otherwise provided for characterised by shape or form
    • C25B11/03—Electrodes; Manufacture thereof not otherwise provided for characterised by shape or form perforated or foraminous
    • C—CHEMISTRY; METALLURGY
    • C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
    • C25B—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES FOR THE PRODUCTION OF COMPOUNDS OR NON-METALS; APPARATUS THEREFOR
    • C25B11/00—Electrodes; Manufacture thereof not otherwise provided for
    • C25B11/02—Electrodes; Manufacture thereof not otherwise provided for characterised by shape or form
    • C25B11/036—Bipolar electrodes

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Electrolytic Production Of Non-Metals, Compounds, Apparatuses Therefor (AREA)
  • Water Treatment By Electricity Or Magnetism (AREA)
DE69504745T 1994-05-03 1995-05-03 Elektrolyseur für die Herstellung von Natriumhypochlorit und Chlorat, ausgerüstet mit verbesserten Elektroden Expired - Fee Related DE69504745T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT000853A ITMI940853A1 (it) 1994-05-03 1994-05-03 Elettrolizzatori per la produzione di ipoclorito di sodio e di clorato di sodio equipaggiato con migliorati elettrodi

Publications (2)

Publication Number Publication Date
DE69504745D1 true DE69504745D1 (de) 1998-10-22
DE69504745T2 DE69504745T2 (de) 1999-06-10

Family

ID=11368805

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69504745T Expired - Fee Related DE69504745T2 (de) 1994-05-03 1995-05-03 Elektrolyseur für die Herstellung von Natriumhypochlorit und Chlorat, ausgerüstet mit verbesserten Elektroden

Country Status (6)

Country Link
US (1) US5779876A (de)
EP (1) EP0681038B1 (de)
BR (1) BR9501876A (de)
DE (1) DE69504745T2 (de)
IT (1) ITMI940853A1 (de)
ZA (1) ZA953499B (de)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL1006552C1 (nl) * 1997-07-11 1999-01-12 Magneto Chemie Bv Anode op basis van lood.
US6139705A (en) * 1998-05-06 2000-10-31 Eltech Systems Corporation Lead electrode
KR20010034837A (ko) 1998-05-06 2001-04-25 엘테크 시스템스 코포레이션 메시 표면을 가진 레드 전극 구조체
US7011738B2 (en) * 2000-07-06 2006-03-14 Akzo Nobel N.V. Activation of a cathode
KR100414015B1 (ko) * 2001-03-19 2004-01-07 (주)엔이텍 차아염소산 나트륨 발생 전해장치
US6805787B2 (en) 2001-09-07 2004-10-19 Severn Trent Services-Water Purification Solutions, Inc. Method and system for generating hypochlorite
NO321256B1 (no) * 2002-08-26 2006-04-10 Oro As Elektrodekonstruksjoner, samt anvendelse derav
US20070261968A1 (en) * 2005-01-27 2007-11-15 Carlson Richard C High efficiency hypochlorite anode coating
US8268269B2 (en) * 2006-01-24 2012-09-18 Clearvalue Technologies, Inc. Manufacture of water chemistries
US9511290B2 (en) * 2006-05-09 2016-12-06 Koninklijke Philips N.V. Gaming system with moveable display
CN101187035B (zh) * 2007-08-30 2010-12-15 苏州市枫港钛材设备制造有限公司 氯酸盐电解槽
SA113340167B1 (ar) * 2012-01-06 2015-10-29 بلو كوب آي بي ال ال سي طريقة لتنظيف خلية كهركيميائية غشائية تحتوي على الكلور
CN110885986B (zh) * 2019-12-09 2024-03-12 广州新奥环境技术有限公司 一种可变电流密度的电解槽装置

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3598715A (en) * 1968-02-28 1971-08-10 American Potash & Chem Corp Electrolytic cell
SU567771A1 (ru) * 1975-04-14 1977-08-05 Предприятие П/Я В-2287 Диафрагменный электролизер дл получени хлора и щелочи
FR2416274A2 (fr) * 1977-04-22 1979-08-31 Electricite De France Perfectionnements aux electrodes et aux electrolyseurs verticaux incorporant de telles electrodes
JPS5830957B2 (ja) * 1980-03-04 1983-07-02 日本カ−リツト株式会社 二酸化鉛被覆電極
CA1143334A (en) * 1980-06-10 1983-03-22 Chemetics International Ltd. Composite electrodes for diaphragmless electrolytic cells for the production of chlorates and hypochlorites i
JPS6017833B2 (ja) * 1980-07-11 1985-05-07 旭硝子株式会社 電極
US4414088A (en) * 1981-09-21 1983-11-08 Erco Industries Limited Chlorate cell system
US4401530A (en) * 1981-09-28 1983-08-30 Diamond Shamrock Corporation Electrode
US4708888A (en) * 1985-05-07 1987-11-24 Eltech Systems Corporation Coating metal mesh
GB8530893D0 (en) * 1985-12-16 1986-01-29 Ici Plc Electrode

Also Published As

Publication number Publication date
EP0681038B1 (de) 1998-09-16
ZA953499B (en) 1996-02-07
ITMI940853A0 (it) 1994-05-03
DE69504745T2 (de) 1999-06-10
BR9501876A (pt) 1995-11-28
ITMI940853A1 (it) 1995-11-03
US5779876A (en) 1998-07-14
EP0681038A1 (de) 1995-11-08

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8327 Change in the person/name/address of the patent owner

Owner name: DE NORA ELETTRODI S.P.A., MAILAND/MILANO, IT

8339 Ceased/non-payment of the annual fee