BR9704860A - Processo de regulagem da temperatura do banho de uma cuba de eletrólise para a produção de alumínio - Google Patents

Processo de regulagem da temperatura do banho de uma cuba de eletrólise para a produção de alumínio

Info

Publication number: BR9704860A
Authority: BR; Brazil
Prior art keywords: bath; regulating; aluminum; production; temperature
Prior art date: 1996-09-25

Application number

BR9704860A

Other languages

English (en)

Other versions

BR9704860B1 (pt

Inventor

Olivier Bonnardel

Pierre Homsi

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.)

1996-09-25

Filing date

1997-09-24

Publication date

1998-12-29

1997-09-24 Application filed by Pechiney Aluminium filed Critical Pechiney Aluminium

1998-12-29 Publication of BR9704860A publication Critical patent/BR9704860A/pt

2009-01-13 Publication of BR9704860B1 publication Critical patent/BR9704860B1/pt

Links

XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 title 1
229910052782 aluminium Inorganic materials 0.000 title 1
238000005868 electrolysis reaction Methods 0.000 title 1
238000000034 method Methods 0.000 title 1
230000001105 regulatory effect Effects 0.000 title 1

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 true BR9704860A (pt)	1998-12-29
BR9704860B1 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 (8)

* 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
US8608935B2 (en) *	2006-03-24	2013-12-17	GM Global Technology Operations LLC	Apparatus and method for synthesis of alane
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
CN120010595B (zh) *	2025-04-22	2025-06-10	鄂尔多斯市蒙泰铝业有限责任公司	一种电解铝硅合金过程的智能温控方法及系统

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
EP0195142B1 (en) *	1985-03-18	1988-09-07	Alcan International Limited	Controlling alf 3 addition to al reduction cell electrolyte

1996
- 1996-09-25 FR FR9611962A patent/FR2753727B1/fr not_active Expired - Fee Related
1997
- 1997-09-15 NZ NZ328743A patent/NZ328743A/xx unknown
- 1997-09-15 IN IN1691CA1997 patent/IN192036B/en unknown
- 1997-09-18 US US08/933,057 patent/US5882499A/en not_active Expired - Fee Related
- 1997-09-18 NO NO19974304A patent/NO317403B1/no not_active IP Right Cessation
- 1997-09-20 EG EG97097A patent/EG20880A/xx active
- 1997-09-22 CA CA002215186A patent/CA2215186C/fr not_active Expired - Fee Related
- 1997-09-23 ZA ZA9708544A patent/ZA978544B/xx unknown
- 1997-09-24 ES ES97420174T patent/ES2146967T3/es not_active Expired - Lifetime
- 1997-09-24 BR BRPI9704860-7A patent/BR9704860B1/pt not_active IP Right Cessation
- 1997-09-24 EP EP97420174A patent/EP0834601B1/fr not_active Expired - Lifetime
- 1997-09-24 AU AU39200/97A patent/AU717983B2/en not_active Ceased

Also Published As

Publication number	Publication date
AU3920097A (en)	1998-04-02
EG20880A (en)	2000-05-31
IN192036B (pt)	2004-02-14
AU717983B2 (en)	2000-04-06
NO974304L (no)	1998-03-26
CA2215186A1 (fr)	1998-03-25
NO974304D0 (no)	1997-09-18
ZA978544B (en)	1998-05-11
CA2215186C (fr)	2003-01-28
EP0834601A1 (fr)	1998-04-08
FR2753727A1 (fr)	1998-03-27
BR9704860B1 (pt)	2009-01-13
NO317403B1 (no)	2004-10-25
ES2146967T3 (es)	2000-08-16
EP0834601B1 (fr)	2000-04-26
NZ328743A (en)	1999-01-28
US5882499A (en)	1999-03-16
FR2753727B1 (fr)	1998-10-23

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Legal Events

Date	Code	Title	Description
2007-11-06	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)
2007-11-13	B06A	Notification to applicant to reply to the report for non-patentability or inadequacy of the application [chapter 6.1 patent gazette]
2008-04-01	B06A	Notification to applicant to reply to the report for non-patentability or inadequacy of the application [chapter 6.1 patent gazette]
2008-09-09	B09A	Decision: intention to grant [chapter 9.1 patent gazette]
2009-02-25	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.
2013-01-29	B24C	Patent annual fee: request for for restoration	Free format text: REFERENTE AS 14A E 15A ANUIDADES.
2014-04-22	B24H	Lapse because of non-payment of annual fees (definitively: art 78 iv lpi)
2020-12-08	B24F	Patent annual fee: publication cancelled	Free format text: ANULADA A PUBLICACAO CODIGO 24.8 NA RPI NO 2259 DE 22/04/2014 POR TER SIDO INDEVIDA.
2020-12-22	B21F	Lapse acc. art. 78, item iv - on non-payment of the annual fees in time	Free format text: REFERENTE AS 14A E 15A ANUIDADES.
2021-04-13	B24J	Lapse because of non-payment of annual fees (definitively: art 78 iv lpi, resolution 113/2013 art. 12)	Free format text: EM VIRTUDE DA EXTINCAO PUBLICADA NA RPI 2607 DE 22-12-2020 E CONSIDERANDO AUSENCIA DE MANIFESTACAO DENTRO DOS PRAZOS LEGAIS, INFORMO QUE CABE SER MANTIDA A EXTINCAO DA PATENTE E SEUS CERTIFICADOS, CONFORME O DISPOSTO NO ARTIGO 12, DA RESOLUCAO 113/2013.