BR9704860B1 - processo de regulagem tÉrmica de uma cuba de produÇço de alumÍnio por eletràlise de alumina dissolvida em um eletràlito À base de criolita fundida. - Google Patents

processo de regulagem tÉrmica de uma cuba de produÇço de alumÍnio por eletràlise de alumina dissolvida em um eletràlito À base de criolita fundida.

Info

Publication number
BR9704860B1
BR9704860B1 BRPI9704860-7A BR9704860A BR9704860B1 BR 9704860 B1 BR9704860 B1 BR 9704860B1 BR 9704860 A BR9704860 A BR 9704860A BR 9704860 B1 BR9704860 B1 BR 9704860B1
Authority
BR
Brazil
Prior art keywords
based electrolyte
thermal regulation
regulation process
aluminum production
alumina electrolysis
Prior art date
Application number
BRPI9704860-7A
Other languages
English (en)
Other versions
BR9704860A (pt
Inventor
Olivier Bonnardel
Pierre Homsi
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 filed Critical
Publication of BR9704860A publication Critical patent/BR9704860A/pt
Publication of BR9704860B1 publication Critical patent/BR9704860B1/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)
BRPI9704860-7A 1996-09-25 1997-09-24 processo de regulagem tÉrmica de uma cuba de produÇço de alumÍnio por eletràlise de alumina dissolvida em um eletràlito À base de criolita fundida. BR9704860B1 (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR9611962A FR2753727B1 (fr) 1996-09-25 1996-09-25 Procede de regulation de la temperature du bain d'une cuve d'electrolyse pour la production d'aluminium

Publications (2)

Publication Number Publication Date
BR9704860A BR9704860A (pt) 1998-12-29
BR9704860B1 true BR9704860B1 (pt) 2009-01-13

Family

ID=9496245

Family Applications (1)

Application Number Title Priority Date Filing Date
BRPI9704860-7A BR9704860B1 (pt) 1996-09-25 1997-09-24 processo de regulagem tÉrmica de uma cuba de produÇço de alumÍnio por eletràlise de alumina dissolvida em um eletràlito À base de criolita fundida.

Country Status (12)

Country Link
US (1) US5882499A (pt)
EP (1) EP0834601B1 (pt)
AU (1) AU717983B2 (pt)
BR (1) BR9704860B1 (pt)
CA (1) CA2215186C (pt)
EG (1) EG20880A (pt)
ES (1) ES2146967T3 (pt)
FR (1) FR2753727B1 (pt)
IN (1) IN192036B (pt)
NO (1) NO317403B1 (pt)
NZ (1) NZ328743A (pt)
ZA (1) ZA978544B (pt)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2789407B1 (fr) 1999-02-05 2001-03-23 Pechiney Aluminium Arrangement de cuves d'electrolyse pour la production d'aluminium
FR2806742B1 (fr) 2000-03-24 2002-05-03 Pechiney Aluminium Implantation d'installations d'une usine d'electrolyse pour la production d'aluminium
FR2821363B1 (fr) * 2001-02-28 2003-04-25 Pechiney Aluminium Procede de regulation d'une cellule d'electrolyse
US20030057102A1 (en) * 2001-09-24 2003-03-27 Beck Theodore R. Temperature control for low temperature reduction cell
CN101410555A (zh) * 2006-03-24 2009-04-15 通用汽车环球科技运作公司 合成铝烷的装置和方法
US9285280B2 (en) 2013-03-07 2016-03-15 Joel S. Faden Systems and methods of determining load temperatures
RU2730828C1 (ru) * 2020-02-04 2020-08-26 Общество с ограниченной ответственностью "Объединенная Компания РУСАЛ Инженерно-технологический центр" Способ управления технологическим процессом в алюминиевом электролизере

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3632488A (en) * 1969-01-23 1972-01-04 Reynolds Metals Co Reduction cell control system
NO135034B (pt) * 1975-04-10 1976-10-18 Norsk Hydro As
US4333803A (en) * 1980-10-03 1982-06-08 Aluminum Company Of America Method and apparatus for controlling the heat balance in aluminum reduction cells
SU1183565A1 (ru) * 1983-05-30 1985-10-07 Boris D Ovsyannikov Способ регулирования режима работы алюминиевого электролизера
DE3564825D1 (en) * 1985-03-18 1988-10-13 Alcan Int Ltd Controlling alf 3 addition to al reduction cell electrolyte

Also Published As

Publication number Publication date
NZ328743A (en) 1999-01-28
BR9704860A (pt) 1998-12-29
CA2215186C (fr) 2003-01-28
EP0834601B1 (fr) 2000-04-26
NO974304L (no) 1998-03-26
NO317403B1 (no) 2004-10-25
AU3920097A (en) 1998-04-02
NO974304D0 (no) 1997-09-18
AU717983B2 (en) 2000-04-06
ZA978544B (en) 1998-05-11
IN192036B (pt) 2004-02-14
EP0834601A1 (fr) 1998-04-08
US5882499A (en) 1999-03-16
FR2753727A1 (fr) 1998-03-27
CA2215186A1 (fr) 1998-03-25
ES2146967T3 (es) 2000-08-16
EG20880A (en) 2000-05-31
FR2753727B1 (fr) 1998-10-23

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Legal Events

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B15K Others concerning applications: alteration of classification

Free format text: ALTERADA A CLASSIFICACAO DE G05D 23/00 PARA INT.CL. 2007.01 C25C 3/20

Ipc: C25C 3/20 (2007.10)

B06A Notification to applicant to reply to the report for non-patentability or inadequacy of the application [chapter 6.1 patent gazette]
B06A Notification to applicant to reply to the report for non-patentability or inadequacy of the application [chapter 6.1 patent gazette]
B09A Decision: intention to grant [chapter 9.1 patent gazette]
B16A Patent or certificate of addition of invention granted

Free format text: PRAZO DE VALIDADE: 10 (DEZ) ANOS CONTADOS A PARTIR DE 25/02/2009, OBSERVADAS AS CONDICOES LEGAIS.

B24C Patent annual fee: request for for restoration

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B24H Lapse because of non-payment of annual fees (definitively: art 78 iv lpi)
B24F Patent annual fee: publication cancelled

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B21F Lapse acc. art. 78, item iv - on non-payment of the annual fees in time

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