ZA913260B - Regulation and stabilisation of the aif3 content in an aluminium electrolysis cell - Google Patents

Regulation and stabilisation of the aif3 content in an aluminium electrolysis cell

Info

Publication number
ZA913260B
ZA913260B ZA913260A ZA913260A ZA913260B ZA 913260 B ZA913260 B ZA 913260B ZA 913260 A ZA913260 A ZA 913260A ZA 913260 A ZA913260 A ZA 913260A ZA 913260 B ZA913260 B ZA 913260B
Authority
ZA
South Africa
Prior art keywords
stabilisation
regulation
electrolysis cell
aluminium electrolysis
aif3
Prior art date
Application number
ZA913260A
Other languages
English (en)
Inventor
Peter Entner
Entner Peter
Original Assignee
Alusuisse Lonza Services Ag
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 Alusuisse Lonza Services Ag filed Critical Alusuisse Lonza Services Ag
Publication of ZA913260B publication Critical patent/ZA913260B/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
    • C25C3/20—Automatic control or regulation of cells

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)
  • Electrolytic Production Of Non-Metals, Compounds, Apparatuses Therefor (AREA)
ZA913260A 1990-05-04 1991-04-30 Regulation and stabilisation of the aif3 content in an aluminium electrolysis cell ZA913260B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH152790 1990-05-04

Publications (1)

Publication Number Publication Date
ZA913260B true ZA913260B (en) 1992-01-29

Family

ID=4212527

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA913260A ZA913260B (en) 1990-05-04 1991-04-30 Regulation and stabilisation of the aif3 content in an aluminium electrolysis cell

Country Status (9)

Country Link
US (1) US5094728A (de)
EP (1) EP0455590B1 (de)
AU (1) AU643006B2 (de)
CA (1) CA2041440A1 (de)
DE (1) DE59105830D1 (de)
ES (1) ES2075401T3 (de)
IS (1) IS1632B (de)
NO (1) NO304748B1 (de)
ZA (1) ZA913260B (de)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19805619C2 (de) * 1998-02-12 2002-08-01 Heraeus Electro Nite Int Verfahren zur Regelung des AlF¶3¶-Gehaltes in Kryolithschmelzen
FR2821363B1 (fr) * 2001-02-28 2003-04-25 Pechiney Aluminium Procede de regulation d'une cellule d'electrolyse
FR2821364B1 (fr) * 2001-02-28 2004-04-09 Pechiney Aluminium Procede de regulation d'une cellule d'electrolyse
EP1344847A1 (de) * 2001-12-03 2003-09-17 Alcan Technology & Management AG Regulierung einer Aluminiumelektrolysezelle
RU2284377C2 (ru) * 2004-01-05 2006-09-27 Открытое акционерное общество "Сибирский научно-исследовательский, конструкторский и проектный институт алюминиевой и электродной промышленности" (ОАО "СибВАМИ") Способ отбора проб электролита из электролизера для производства алюминия
WO2014165203A1 (en) * 2013-03-13 2014-10-09 Alcoa Inc. Systems and methods of protecting electrolysis cell sidewalls
CN104451779B (zh) * 2014-12-17 2017-01-18 湖南创元铝业有限公司 铝电解槽氟化铝控制方法
WO2020190271A1 (en) * 2019-03-16 2020-09-24 General Electric Company System and method for controlling of smelting pot line
CN117133366B (zh) * 2023-08-28 2026-01-02 中国铝业股份有限公司 一种铝电解槽中氟化铝添加量的计算方法
CN117210879B (zh) * 2023-10-12 2025-02-11 中国铝业股份有限公司 一种铝电解槽用氟化铝添加量计算方法

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3380897A (en) * 1964-11-16 1968-04-30 Reynolds Metals Co Method of determining ore concentration
US3471390A (en) * 1965-03-24 1969-10-07 Reynolds Metals Co Alumina concentration meter
NO166821C (no) * 1985-02-21 1991-09-04 Aardal & Sunndal Verk As Fremgangsmaate for styring av aluminiumoksyd-tilfoerselen til elektrolyseovner for fremstilling av aluminium.
EP0195142B1 (de) * 1985-03-18 1988-09-07 Alcan International Limited Verfahren zur Steuerung der Zuführung von AlF3 zu einer Aluminiumreduktionszelle
FR2581660B1 (fr) * 1985-05-07 1987-06-05 Pechiney Aluminium Procede de regulation precise d'une faible teneur en alumine dans une cuve d'electrolyse ignee pour la production d'aluminium
US4654130A (en) * 1986-05-15 1987-03-31 Reynolds Metals Company Method for improved alumina control in aluminum electrolytic cells employing point feeders
US4814050A (en) * 1986-10-06 1989-03-21 Aluminum Company Of America Estimation and control of alumina concentration in hall cells
FR2620738B1 (fr) * 1987-09-18 1989-11-24 Pechiney Aluminium Procede de regulation de l'acidite du bain d'electrolyse par recyclage des produits fluores emis par les cuves d'electrolyse hall-heroult

Also Published As

Publication number Publication date
IS3698A7 (is) 1991-11-05
EP0455590B1 (de) 1995-06-28
CA2041440A1 (en) 1991-11-05
DE59105830D1 (de) 1995-08-03
IS1632B (is) 1996-07-19
EP0455590A1 (de) 1991-11-06
AU7601591A (en) 1991-11-07
NO911708D0 (no) 1991-04-30
AU643006B2 (en) 1993-11-04
NO304748B1 (no) 1999-02-08
ES2075401T3 (es) 1995-10-01
US5094728A (en) 1992-03-10
NO911708L (no) 1991-11-05

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