ZA200802535B - Methods for in-situ formation of slots in a soderberg anode - Google Patents

Methods for in-situ formation of slots in a soderberg anode

Info

Publication number
ZA200802535B
ZA200802535B ZA200802535A ZA200802535A ZA200802535B ZA 200802535 B ZA200802535 B ZA 200802535B ZA 200802535 A ZA200802535 A ZA 200802535A ZA 200802535 A ZA200802535 A ZA 200802535A ZA 200802535 B ZA200802535 B ZA 200802535B
Authority
ZA
South Africa
Prior art keywords
slots
methods
situ formation
soderberg anode
soderberg
Prior art date
Application number
ZA200802535A
Other languages
English (en)
Inventor
Wang Xiangwen
Alton T Tabereaux
Jerry L Roddy
Alain J Belda
Original Assignee
Alcoa Inc
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 Alcoa Inc filed Critical Alcoa Inc
Publication of ZA200802535B publication Critical patent/ZA200802535B/xx

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
    • 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
    • C25C3/16—Electric current supply devices, e.g. bus bars
    • 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
    • C25C3/22—Collecting emitted gases

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)
ZA200802535A 2005-08-30 2008-03-19 Methods for in-situ formation of slots in a soderberg anode ZA200802535B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US11/215,586 US7384521B2 (en) 2005-08-30 2005-08-30 Method for reducing cell voltage and increasing cell stability by in-situ formation of slots in a Soderberg anode

Publications (1)

Publication Number Publication Date
ZA200802535B true ZA200802535B (en) 2009-01-28

Family

ID=37802507

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA200802535A ZA200802535B (en) 2005-08-30 2008-03-19 Methods for in-situ formation of slots in a soderberg anode

Country Status (9)

Country Link
US (1) US7384521B2 (ru)
EP (1) EP1920086A2 (ru)
CN (1) CN101379223A (ru)
AU (1) AU2006284903A1 (ru)
BR (1) BRPI0615403A2 (ru)
CA (1) CA2619085A1 (ru)
EA (1) EA012225B1 (ru)
WO (1) WO2007027732A2 (ru)
ZA (1) ZA200802535B (ru)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NO20053072D0 (no) * 2005-06-22 2005-06-22 Norsk Hydro As Fremgangsmate og anordning for aluminium produksjon.
JP5271896B2 (ja) * 2007-04-20 2013-08-21 三井化学株式会社 電気分解装置、それに用いる電極および電気分解方法
FR2948689B1 (fr) * 2009-07-29 2011-07-29 Alcan Int Ltd Anode rainuree de cuve d'electrolyse
FR2970979A1 (fr) * 2011-01-28 2012-08-03 Rio Tinto Alcan Int Ltd Procede de fabrication d'anode
FR3028265A1 (fr) * 2014-11-12 2016-05-13 Rio Tinto Alcan Int Ltd Procede de manutention d'une pluralite d'anodes destinees a la production d'aluminium par electrolyse ignee
CN105256332A (zh) * 2015-11-13 2016-01-20 湖南创元铝业有限公司 铝电解用预焙阳极及铝电解槽
WO2018058204A1 (en) * 2016-09-29 2018-04-05 Caete Engenharia Ltda Carbonaceous anode for aluminium electrolysis with aluminium insert and process for construction thereof
CN106894055B (zh) 2016-12-30 2018-07-17 山西精之铝科技有限公司 内置导体的连续铝框阳极铝电解槽
CN110475908B (zh) 2017-03-31 2022-10-14 美铝美国公司 电解生产铝的系统和方法
EP3899103A1 (en) 2018-12-19 2021-10-27 R + D Carbon Ltd Anode for aluminium electrolysis
CN113336550A (zh) * 2021-05-28 2021-09-03 河南中孚铝业有限公司 一种电解铝用多孔阳极炭块生产方法
CN113737224B (zh) * 2021-10-09 2023-01-20 中国铝业股份有限公司 一种新型连续阳极铝电解槽用阳极及其糊料

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1440724A (en) * 1919-09-08 1923-01-02 Norske Elektrokemisk Ind As Electrode for electric furnaces and process for manufacturing the same
US2480474A (en) * 1945-12-14 1949-08-30 Reynolds Metals Co Method of producing aluminum
US2917441A (en) * 1955-12-28 1959-12-15 Reading Anthracite Company Self baking electrode construction
US2958641A (en) * 1958-05-20 1960-11-01 Reynolds Metals Co Anode for alumina reduction cells
CH536360A (de) * 1970-12-01 1973-04-30 Alusuisse Verfahren für die Gewinnung von Aluminium durch Elektrolyse von Aluminiumoxid im Fluoridschmelzfluss
US3996117A (en) * 1974-03-27 1976-12-07 Aluminum Company Of America Process for producing aluminum
US4342637A (en) * 1979-07-30 1982-08-03 Metallurgical, Inc. Composite anode for the electrolytic deposition of aluminum
US4602990A (en) * 1983-02-17 1986-07-29 Commonwealth Aluminum Corporation Low energy aluminum reduction cell with induced bath flow
NO168542C (no) * 1989-05-24 1992-03-04 Elkem Aluminium Anordning for gassoppsamling i ovner for smelteelektrolytisk fremstilling av aluminium.
US5380416A (en) * 1993-12-02 1995-01-10 Reynolds Metals Company Aluminum reduction cell carbon anode power connector
US5746906A (en) * 1995-08-10 1998-05-05 Koppers Industries, Inc. Coal tar pitch blend having low polycyclic aromatic hydrocarbon content and method of making thereof

Also Published As

Publication number Publication date
US7384521B2 (en) 2008-06-10
EP1920086A2 (en) 2008-05-14
EA200800720A1 (ru) 2008-08-29
AU2006284903A1 (en) 2007-03-08
US20070045104A1 (en) 2007-03-01
WO2007027732A2 (en) 2007-03-08
CA2619085A1 (en) 2007-03-08
CN101379223A (zh) 2009-03-04
EA012225B1 (ru) 2009-08-28
WO2007027732A3 (en) 2007-08-23
BRPI0615403A2 (pt) 2011-05-17

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