BR9703604A - Processo de regulagem do teor em alumina do banho das cubas de eletrólise para a produção de alumínio - Google Patents

Processo de regulagem do teor em alumina do banho das cubas de eletrólise para a produção de alumínio

Info

Publication number
BR9703604A
BR9703604A BR9703604A BR9703604A BR9703604A BR 9703604 A BR9703604 A BR 9703604A BR 9703604 A BR9703604 A BR 9703604A BR 9703604 A BR9703604 A BR 9703604A BR 9703604 A BR9703604 A BR 9703604A
Authority
BR
Brazil
Prior art keywords
bath
regulating
aluminum
production
alumina content
Prior art date
Application number
BR9703604A
Other languages
English (en)
Portuguese (pt)
Inventor
Olivier Bonnardel
Original Assignee
Pechiney Aluminium
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 Pechiney Aluminium filed Critical Pechiney Aluminium
Publication of BR9703604A publication Critical patent/BR9703604A/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
    • C25C3/20—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)
BR9703604A 1996-06-17 1997-06-17 Processo de regulagem do teor em alumina do banho das cubas de eletrólise para a produção de alumínio BR9703604A (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR9607712A FR2749858B1 (fr) 1996-06-17 1996-06-17 Procede de regulation de la teneur en alumine du bain des cuves d'electrolyse pour la production d'aluminium

Publications (1)

Publication Number Publication Date
BR9703604A true BR9703604A (pt) 1998-10-27

Family

ID=9493272

Family Applications (1)

Application Number Title Priority Date Filing Date
BR9703604A BR9703604A (pt) 1996-06-17 1997-06-17 Processo de regulagem do teor em alumina do banho das cubas de eletrólise para a produção de alumínio

Country Status (15)

Country Link
US (1) US6033550A (h)
EP (1) EP0814181B1 (h)
AR (1) AR007606A1 (h)
BR (1) BR9703604A (h)
CA (1) CA2208913C (h)
DE (1) DE69708513T2 (h)
ES (1) ES2165010T3 (h)
FR (1) FR2749858B1 (h)
IN (1) IN192205B (h)
NO (1) NO317186B1 (h)
NZ (1) NZ328095A (h)
RO (1) RO119240B1 (h)
SA (1) SA97180273B1 (h)
SI (1) SI9700163A (h)
ZA (1) ZA975324B (h)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NO311623B1 (no) * 1998-03-23 2001-12-17 Norsk Hydro As Fremgangsmåte for styring av aluminiumoksidtilförsel til elektrolyseceller for fremstilling av aluminium
FR2830875B1 (fr) * 2001-10-15 2004-05-28 Pechiney Aluminium Procede de regulation d'une cellule d'electrolyse pour la production d'aluminium
FR2833274B1 (fr) 2001-12-07 2004-01-23 Pechiney Aluminium Procede et dispositif de detection des effets d'anode d'une cellule d'electrolyse pour la fabrication d'aluminium
US6866767B2 (en) * 2002-10-23 2005-03-15 Alcan International Limited Process for controlling anode effects during the production of aluminum
RU2303658C1 (ru) * 2005-11-02 2007-07-27 Общество с ограниченной ответственностью "Русская инжиниринговая компания" Способ управления технологическим процессом в алюминиевом электролизере с обожженными анодами
NO328080B1 (no) * 2007-11-19 2009-11-30 Norsk Hydro As Fremgangsmate og anordning for styring av en elektrolysecelle
CN101275249B (zh) * 2007-12-20 2010-06-02 中国铝业股份有限公司 一种实时预测铝电解槽内氧化铝浓度的方法
EP2135975A1 (en) 2008-06-16 2009-12-23 Alcan International Limited Method of producing aluminium in an electrolysis cell
BR112016029623A2 (pt) * 2014-06-19 2017-12-19 Obshchestvo S Ogranichennoy Otvetstvennostyu Obedinennaya Kompaniya Rusal Inzhenerno Tekh Tsentr método para controlar alimentação de alumina em células eletrolíticas para produção de alumínio
CN113089029A (zh) * 2021-04-02 2021-07-09 贵州创新轻金属工艺装备工程技术研究中心有限公司 一种铝电解生产过程中的智能控料方法

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2487386A1 (fr) * 1980-07-23 1982-01-29 Pechiney Aluminium Procede et appareillage pour reguler de facon precise la cadence d'introduction et la teneur en alumine d'une cuve d'electrolyse ignee, et application a la production d'aluminium
US4425201A (en) * 1982-01-27 1984-01-10 Reynolds Metals Company Method for improved alumina control in aluminum electrolytic cells
NO166821C (no) * 1985-02-21 1991-09-04 Aardal & Sunndal Verk As Fremgangsmaate for styring av aluminiumoksyd-tilfoerselen til elektrolyseovner for fremstilling av aluminium.
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
DE69025080D1 (de) * 1989-02-24 1996-03-14 Comalco Alu Kontrollverfahren für Aluminium-Schmelzflussöfen

Also Published As

Publication number Publication date
ZA975324B (en) 1998-06-25
AU719053B2 (en) 2000-05-04
NZ328095A (en) 1998-11-25
ES2165010T3 (es) 2002-03-01
AU2495097A (en) 1998-01-08
CA2208913C (fr) 2004-02-10
NO317186B1 (no) 2004-09-13
EP0814181B1 (fr) 2001-11-28
RO119240B1 (ro) 2004-06-30
DE69708513D1 (de) 2002-01-10
CA2208913A1 (fr) 1997-12-17
US6033550A (en) 2000-03-07
IN192205B (h) 2004-03-13
SI9700163A (en) 1997-12-31
SA97180273B1 (ar) 2005-11-12
NO972723D0 (no) 1997-06-13
DE69708513T2 (de) 2002-07-18
FR2749858B1 (fr) 1998-07-24
NO972723L (no) 1997-12-18
AR007606A1 (es) 1999-11-10
FR2749858A1 (fr) 1997-12-19
EP0814181A1 (fr) 1997-12-29

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Legal Events

Date Code Title Description
FB34 Technical and formal requirements: requirement - article 34 of industrial property law
B07A Application suspended after technical examination (opinion) [chapter 7.1 patent gazette]
B09A Decision: intention to grant [chapter 9.1 patent gazette]
B16A Patent or certificate of addition of invention granted [chapter 16.1 patent gazette]
B21F Lapse acc. art. 78, item iv - on non-payment of the annual fees in time

Free format text: REFERENTE A 20A ANUIDADE.

B24J Lapse because of non-payment of annual fees (definitively: art 78 iv lpi, resolution 113/2013 art. 12)