BR8806778A - Revestimento de protecao contra a corrosao e oxidacao a quente de bastoes de anodos pre-cozidos e da parte emergente desses anodos - Google Patents

Revestimento de protecao contra a corrosao e oxidacao a quente de bastoes de anodos pre-cozidos e da parte emergente desses anodos

Info

Publication number
BR8806778A
BR8806778A BR8806778A BR8806778A BR8806778A BR 8806778 A BR8806778 A BR 8806778A BR 8806778 A BR8806778 A BR 8806778A BR 8806778 A BR8806778 A BR 8806778A BR 8806778 A BR8806778 A BR 8806778A
Authority
BR
Brazil
Prior art keywords
anodes
oxidation
protective coating
cooked
hot corrosion
Prior art date
Application number
BR8806778A
Other languages
English (en)
Portuguese (pt)
Inventor
Gabriel Audras
Bernard Samanos
Original Assignee
Electrodes & Refractaires
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
Priority claimed from FR878718452A external-priority patent/FR2624886B2/fr
Application filed by Electrodes & Refractaires filed Critical Electrodes & Refractaires
Publication of BR8806778A publication Critical patent/BR8806778A/pt

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
    • C25C—PROCESSES FOR THE ELECTROLYTIC PRODUCTION, RECOVERY OR REFINING OF METALS; APPARATUS THEREFOR
    • C25C3/00—Electrolytic production, recovery or refining of metals by electrolysis of melts
    • C25C3/06—Electrolytic production, recovery or refining of metals by electrolysis of melts of aluminium
    • C25C3/08—Cell construction, e.g. bottoms, walls, cathodes
    • C25C3/12—Anodes
    • C25C3/125—Anodes based on carbon
    • 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
    • C25C7/02—Electrodes; Connections thereof
    • C25C7/025—Electrodes; Connections thereof used in cells for the electrolysis of melts

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)
  • Prevention Of Electric Corrosion (AREA)
  • Furnace Housings, Linings, Walls, And Ceilings (AREA)
  • Preventing Corrosion Or Incrustation Of Metals (AREA)
BR8806778A 1987-12-22 1988-12-21 Revestimento de protecao contra a corrosao e oxidacao a quente de bastoes de anodos pre-cozidos e da parte emergente desses anodos BR8806778A (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR878718452A FR2624886B2 (fr) 1986-11-14 1987-12-22 Perfectionnement aux revetements de protection des rondins d'anodes precuites et de la partie emergeante de ces anodes

Publications (1)

Publication Number Publication Date
BR8806778A true BR8806778A (pt) 1989-08-29

Family

ID=9358501

Family Applications (1)

Application Number Title Priority Date Filing Date
BR8806778A BR8806778A (pt) 1987-12-22 1988-12-21 Revestimento de protecao contra a corrosao e oxidacao a quente de bastoes de anodos pre-cozidos e da parte emergente desses anodos

Country Status (9)

Country Link
EP (1) EP0322326B1 (da)
AU (1) AU610964B2 (da)
BR (1) BR8806778A (da)
CA (1) CA1340408C (da)
DE (1) DE3873713T2 (da)
ES (1) ES2043877T3 (da)
IN (1) IN169360B (da)
IS (1) IS1465B6 (da)
NO (1) NO885645L (da)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2606796B1 (fr) * 1986-11-14 1989-02-03 Savoie Electrodes Refract Revetement de protection destine aux rondins d'anodes precuites
NO930957L (no) * 1993-03-17 1994-09-19 Norsk Hydro As Marterialkompositt for oksidasjons- og korrosjonsbeskyttelse av anodenipler
US6818106B2 (en) * 2002-01-25 2004-11-16 Alcoa Inc. Inert anode assembly
WO2004035870A1 (en) * 2002-10-18 2004-04-29 Moltech Invent S.A. Anode current feeding connection stem
CN100515546C (zh) * 2002-11-25 2009-07-22 阿尔科公司 惰性阳极组件

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1365820A (en) * 1972-02-15 1974-09-04 Zirconal Processes Ltd Coating composition suitable for use at high temperatures
FR2411166A1 (fr) * 1977-12-12 1979-07-06 Lafarge Fondu Int Liant hydraulique refractaire a base d'aluminate de calcium et son procede de preparation
US4354918A (en) * 1981-01-14 1982-10-19 Martin Marietta Corporation Anode stud coatings for electrolytic cells
JPS61111983A (ja) * 1984-11-02 1986-05-30 ミサワホ−ム株式会社 気泡コンクリ−トの製造法
BR8500347A (pt) * 1985-01-25 1986-09-09 Ardal Og Sunndal Verk Anodo pre-cozido com perda de carbono reduzida para emprego na producao de aluminio por reducao por fusao eletrolitica e processo de produzir o mesmo

Also Published As

Publication number Publication date
IS3424A7 (is) 1989-06-23
EP0322326B1 (fr) 1992-08-12
IN169360B (da) 1991-09-28
AU2742988A (en) 1989-06-22
DE3873713T2 (de) 1993-02-11
EP0322326A1 (fr) 1989-06-28
IS1465B6 (is) 1991-03-26
NO885645D0 (no) 1988-12-20
DE3873713D1 (de) 1992-09-17
AU610964B2 (en) 1991-05-30
NO885645L (no) 1989-06-23
CA1340408C (fr) 1999-02-23
ES2043877T3 (es) 1994-01-01

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Legal Events

Date Code Title Description
FD3 Appl. lapsed due to non-payment of renewal fee