ES2180506T3 - Anodos de acero de baja aleacion y alta resistencia para celdas de obtencion electrolitica de aluminio. - Google Patents

Anodos de acero de baja aleacion y alta resistencia para celdas de obtencion electrolitica de aluminio.

Info

Publication number
ES2180506T3
ES2180506T3 ES00900036T ES00900036T ES2180506T3 ES 2180506 T3 ES2180506 T3 ES 2180506T3 ES 00900036 T ES00900036 T ES 00900036T ES 00900036 T ES00900036 T ES 00900036T ES 2180506 T3 ES2180506 T3 ES 2180506T3
Authority
ES
Spain
Prior art keywords
low alloy
high resistance
aluminum electrolytic
iron oxide
resistance steel
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
ES00900036T
Other languages
English (en)
Inventor
Nora Vittorio De
Jean-Jacques Duruz
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.)
Moltech Invent SA
Original Assignee
Moltech Invent SA
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 Moltech Invent SA filed Critical Moltech Invent SA
Application granted granted Critical
Publication of ES2180506T3 publication Critical patent/ES2180506T3/es
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C25ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
    • C25CPROCESSES FOR THE ELECTROLYTIC PRODUCTION, RECOVERY OR REFINING OF METALS; APPARATUS THEREFOR
    • C25C3/00Electrolytic production, recovery or refining of metals by electrolysis of melts
    • C25C3/06Electrolytic production, recovery or refining of metals by electrolysis of melts of aluminium
    • C25C3/08Cell construction, e.g. bottoms, walls, cathodes
    • C25C3/12Anodes

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Electrolytic Production Of Metals (AREA)

Abstract

Ánodo de una celda para la fabricación electrolítica de aluminio a partir de alúmina disuelta en un electrólito fundido que contiene fluoruro, comprendiendo dicho ánodo un cuerpo o capa de un acero de bajo contenido de carbono, de baja aleación y alta resistencia mecánica (HSLA) cuya superficie es oxidada para formar una capa externa basada en óxido de hierro coherente y adherente, cuya superficie es electroquímicamente activa para la evolución de oxígeno, poseyendo dicha capa externa basada en óxido de hierro una baja solubilidad en el electrólito fundido, siendo el grosor de dicha capa basada en óxido de hierro tal que reduzca o impida la difusión de oxígeno desde la superficie electroquímicamente activa al cuerpo o capa de acero.
ES00900036T 1999-01-08 2000-01-10 Anodos de acero de baja aleacion y alta resistencia para celdas de obtencion electrolitica de aluminio. Expired - Lifetime ES2180506T3 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IB9900015 1999-01-08

Publications (1)

Publication Number Publication Date
ES2180506T3 true ES2180506T3 (es) 2003-02-16

Family

ID=11004810

Family Applications (1)

Application Number Title Priority Date Filing Date
ES00900036T Expired - Lifetime ES2180506T3 (es) 1999-01-08 2000-01-10 Anodos de acero de baja aleacion y alta resistencia para celdas de obtencion electrolitica de aluminio.

Country Status (6)

Country Link
EP (1) EP1149188B1 (es)
AU (1) AU1793200A (es)
CA (1) CA2360094C (es)
DE (1) DE60000436T2 (es)
ES (1) ES2180506T3 (es)
WO (1) WO2000040783A1 (es)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ATE296367T1 (de) * 2001-03-07 2005-06-15 Moltech Invent Sa Anoden auf basis von metallen für elektrolysezellen zur aluminiumgewinnung
CN105452538B (zh) 2013-08-19 2018-02-02 俄铝工程技术中心有限责任公司 用于通过电解熔体获得铝的铁基阳极
CN108588567B (zh) * 2018-07-04 2023-05-05 百色皓海碳素有限公司 消失模铸造阳极钢爪头的方法及阳极钢爪头消失模组

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5510008A (en) * 1994-10-21 1996-04-23 Sekhar; Jainagesh A. Stable anodes for aluminium production cells

Also Published As

Publication number Publication date
DE60000436T2 (de) 2003-05-15
DE60000436D1 (de) 2002-10-17
CA2360094A1 (en) 2000-07-13
AU1793200A (en) 2000-07-24
CA2360094C (en) 2005-11-29
WO2000040783A1 (en) 2000-07-13
EP1149188B1 (en) 2002-09-11
EP1149188A1 (en) 2001-10-31

Similar Documents

Publication Publication Date Title
ES2749469T3 (es) Plancha metálica para su uso como separador de pila de combustible de polímero sólido
DE50013788D1 (de) Verfahren zur elektrochemischen herstellung eines alkalimetalls aus wässriger lösung
CA2339095A1 (en) Nickel-iron alloy-based anodes for aluminium electrowinning cells
ES8403170A1 (es) Un electrodo revestido con plomo o una aleacion de plomo.
WO2004033760A3 (en) Electrochemical reduction of metal oxides
DE60301567D1 (de) Verhinderung der auflösung von metallischen anoden der aluminiumproduktion
ATE353988T1 (de) Anoden auf basis von metallen zur anwendung in aluminium-herstellungszellen
CN101113529B (zh) 一种镁基微弧氧化电解液及其微弧氧化方法
ES2150772T3 (es) Procedimiento para el decapado de acero, llevandose a cabo la oxidacion de los iones hierro (ii) por via electrolitica.
ZA202210124B (en) Method for the treatment of a metal substrate for the preparation of electrodes
ES2180506T3 (es) Anodos de acero de baja aleacion y alta resistencia para celdas de obtencion electrolitica de aluminio.
PE20020279A1 (es) Extraccion electrolitica del cobre
AR041803A1 (es) Metodo de produccion electrolitico de alumnio con anodo inerte.
CA2474816A1 (en) Anode for oxygen evolution and relevant substrate
DE60018464D1 (de) Anoden auf basis von metallen für elektrolysezellen zur aluminiumgewinnung
ES2154544B1 (es) Anodo para el desprendimiento de oxigeno en electrolitos que contienen fluoruros o aniones fluoruro-complejos.
WO2002083991A3 (en) Nickel-iron anodes for aluminium electrowinning cells
WO2005118916A3 (en) High stability flow-through non-carbon anodes for aluminium electrowinning
Baizeng et al. Surface modification of a MCFC anode by electrodeposition of niobium
WO2003014420A3 (en) Aluminium production cells with iron-based metal alloy anodes
NO910306D0 (no) Et anodesubstrat belagt med sjeldne jordartsoxyforbindelser.
ES2075587T3 (es) Metodo de revestir electroliticamente un fleje de acero con una capa metalica al menos parcialmente de zinc.
ATE286157T1 (de) Anoden auf basis von metallen für aluminium- elektrogewinnungszellen
DE60204307D1 (de) Anoden auf basis von metallen für elektrolysezellen zur aluminiumgewinnung
TW200528584A (en) Anodization electrolyte and method for a magnesium metal