BR112015021941A2 - sistemas e métodos para proteger paredes laterais de célula de eletrólise - Google Patents

sistemas e métodos para proteger paredes laterais de célula de eletrólise

Info

Publication number
BR112015021941A2
BR112015021941A2 BR112015021941A BR112015021941A BR112015021941A2 BR 112015021941 A2 BR112015021941 A2 BR 112015021941A2 BR 112015021941 A BR112015021941 A BR 112015021941A BR 112015021941 A BR112015021941 A BR 112015021941A BR 112015021941 A2 BR112015021941 A2 BR 112015021941A2
Authority
BR
Brazil
Prior art keywords
bath
electrolysis cell
systems
methods
component
Prior art date
Application number
BR112015021941A
Other languages
English (en)
Other versions
BR112015021941B1 (pt
BR112015021941A8 (pt
Inventor
A Weirauch Douglas
E Phelps Frankie
M Kerkhoff Jonell
M Dynys Joseph
A Dimilia Robert
Liu Xinghua
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 BR112015021941A2 publication Critical patent/BR112015021941A2/pt
Publication of BR112015021941A8 publication Critical patent/BR112015021941A8/pt
Publication of BR112015021941B1 publication Critical patent/BR112015021941B1/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
    • C25C3/08—Cell construction, e.g. bottoms, walls, cathodes
    • 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
    • C25C3/085—Cell construction, e.g. bottoms, walls, cathodes characterised by its non electrically conducting heat insulating parts
    • 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
    • C25C3/14—Devices for feeding or crust breaking
    • 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)

Abstract

resumo patente de invenção: "sistemas e métodos para proteger paredes laterais de célula de eletrólise". a presente descrição refere-se a um sistema que inclui uma célula de eletrólise configurada para reter um banho de eletrólito fundido, o banho incluindo pelo menos um componente de banho, a célula de eletrólise incluindo: uma parte inferior, e uma parede lateral que consiste essencialmente em pelo menos um componente de banho; e um sistema alimentador, configurado para prover um material de alimentação, incluindo pelo menos um componente de banho para o banho de eletrólito fundido de tal modo que o pelo menos um componente de banho está dentro de 2 % de saturação, em que, através do material de alimentação, a parede lateral é estável no banho de eletrólito fundido.
BR112015021941-1A 2013-03-13 2014-03-12 Célula de eletrólise, conjunto e método para proteger paredes laterais de célula de eletrólise BR112015021941B1 (pt)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US201361780493P 2013-03-13 2013-03-13
US61/780,493 2013-03-13
PCT/US2014/024772 WO2014165203A1 (en) 2013-03-13 2014-03-12 Systems and methods of protecting electrolysis cell sidewalls

Publications (3)

Publication Number Publication Date
BR112015021941A2 true BR112015021941A2 (pt) 2017-07-18
BR112015021941A8 BR112015021941A8 (pt) 2018-01-02
BR112015021941B1 BR112015021941B1 (pt) 2022-08-16

Family

ID=51500409

Family Applications (1)

Application Number Title Priority Date Filing Date
BR112015021941-1A BR112015021941B1 (pt) 2013-03-13 2014-03-12 Célula de eletrólise, conjunto e método para proteger paredes laterais de célula de eletrólise

Country Status (8)

Country Link
US (1) US9771659B2 (pt)
EP (1) EP2971257B1 (pt)
CN (2) CN203999841U (pt)
AU (3) AU2014248631B2 (pt)
BR (1) BR112015021941B1 (pt)
CA (1) CA2901615C (pt)
RU (1) RU2642782C2 (pt)
WO (1) WO2014165203A1 (pt)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU2014248631B2 (en) * 2013-03-13 2016-07-21 Alcoa Usa Corp. Systems and methods of protecting electrolysis cell sidewalls
CA2902405C (en) 2013-03-13 2018-01-02 Alcoa Inc. Systems and methods of protecting electrolysis cells
CA2960605C (en) * 2014-09-10 2019-06-11 Alcoa Usa Corp. Systems and methods of protecting electrolysis cell sidewalls
US10151039B2 (en) * 2014-09-10 2018-12-11 Alcoa Usa Corp. Systems and methods of protecting electrolysis cell sidewalls
CN111549359B (zh) 2015-02-11 2022-10-11 美铝美国公司 用于提纯铝的系统和方法
AU2018247009B2 (en) 2017-03-31 2023-07-06 Alcoa Usa Corp. Systems and methods of electrolytic production of aluminum
CN107620093A (zh) * 2017-09-22 2018-01-23 张安全 一种铝电解槽在线监测装置

Family Cites Families (31)

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US3852173A (en) * 1973-06-28 1974-12-03 Aluminum Co Of America Alumina reduction process
FR2338336A1 (fr) * 1976-01-13 1977-08-12 Pechiney Aluminium Nouveau procede de brasquage des cuves pour electrolyse ignee
US4224128A (en) * 1979-08-17 1980-09-23 Ppg Industries, Inc. Cathode assembly for electrolytic aluminum reduction cell
US4999097A (en) 1987-01-06 1991-03-12 Massachusetts Institute Of Technology Apparatus and method for the electrolytic production of metals
EP0299733A3 (en) 1987-07-14 1990-07-04 Alcan International Limited Linings for aluminium reduction cells
US5006209A (en) * 1990-02-13 1991-04-09 Electrochemical Technology Corp. Electrolytic reduction of alumina
EP0455590B1 (de) * 1990-05-04 1995-06-28 Alusuisse-Lonza Services Ag Regulierung und Stabilisierung des A1F3-Gehaltes in einer Aluminiumelektrolysezelle
US5108557A (en) * 1990-10-04 1992-04-28 Northwest Aluminum Company Ore point feeder and method for soderberg aluminum reduction cells
FI89608C (fi) * 1991-12-12 1993-10-25 Kumera Oy Anlaeggning foer matning av raomaterial till en elektrolys som producerar aluminium
BR9305721A (pt) * 1992-01-10 1996-12-31 Comalco Alu Alimentador continuo de alumina
US5254232A (en) * 1992-02-07 1993-10-19 Massachusetts Institute Of Technology Apparatus for the electrolytic production of metals
US6001236A (en) * 1992-04-01 1999-12-14 Moltech Invent S.A. Application of refractory borides to protect carbon-containing components of aluminium production cells
US5284562A (en) * 1992-04-17 1994-02-08 Electrochemical Technology Corp. Non-consumable anode and lining for aluminum electrolytic reduction cell
US5378326A (en) * 1993-06-11 1995-01-03 Kumera Oy Feeding method and device for aluminum electrolysis
US6436272B1 (en) * 1999-02-09 2002-08-20 Northwest Aluminum Technologies Low temperature aluminum reduction cell using hollow cathode
NO313462B1 (no) 2000-06-07 2002-10-07 Elkem Materials Elektrolysecelle for fremstilling av aluminium, en rekke elektrolyseceller i en elektrolysehall, fremgangsmåte for åopprettholde en kruste på en sidevegg i en elektrolysecelle samtfremgangsmåte for gjenvinning av elektrisk energi fra en elektr
WO2003023091A2 (en) 2001-09-07 2003-03-20 Moltech Invent, S.A. Aluminium electrowinning cells with inclined cathodes
US6837982B2 (en) * 2002-01-25 2005-01-04 Northwest Aluminum Technologies Maintaining molten salt electrolyte concentration in aluminum-producing electrolytic cell
US6855241B2 (en) * 2002-04-22 2005-02-15 Forrest M. Palmer Process and apparatus for smelting aluminum
US6719889B2 (en) * 2002-04-22 2004-04-13 Northwest Aluminum Technologies Cathode for aluminum producing electrolytic cell
US6811676B2 (en) * 2002-07-16 2004-11-02 Northwest Aluminum Technologies Electrolytic cell for production of aluminum from alumina
FR2852331B1 (fr) * 2003-03-12 2005-04-15 Procede de fabrication d'une anode inerte pour la production d'aluminium par electrolyse ignee
BRPI0516399A (pt) 2004-10-21 2008-09-02 Bhp Billiton Innovation Pty célula eletrolìtica e processo para produção de metal
WO2007105124A2 (en) 2006-03-10 2007-09-20 Moltech Invent S.A. Aluminium electrowinning cell with reduced heat loss
WO2008014042A1 (en) 2006-07-24 2008-01-31 Alcoa Inc. Electrolysis cells for the production of metals from melts comprising sidewall temperature control systems
CN100478500C (zh) 2007-03-02 2009-04-15 冯乃祥 一种异形阴极碳块结构铝电解槽
US20090236233A1 (en) 2008-03-24 2009-09-24 Alcoa Inc. Aluminum electrolysis cell electrolyte containment systems and apparatus and methods relating to the same
GB201102023D0 (en) 2011-02-04 2011-03-23 Metalysis Ltd Electrolysis method, apparatus and product
CA2902405C (en) 2013-03-13 2018-01-02 Alcoa Inc. Systems and methods of protecting electrolysis cells
AU2014248631B2 (en) * 2013-03-13 2016-07-21 Alcoa Usa Corp. Systems and methods of protecting electrolysis cell sidewalls
US10151039B2 (en) * 2014-09-10 2018-12-11 Alcoa Usa Corp. Systems and methods of protecting electrolysis cell sidewalls

Also Published As

Publication number Publication date
EP2971257A4 (en) 2016-09-28
RU2642782C2 (ru) 2018-01-26
US9771659B2 (en) 2017-09-26
US20140262807A1 (en) 2014-09-18
RU2015143603A (ru) 2017-04-20
AU2014248631A1 (en) 2015-09-03
AU2014248631B2 (en) 2016-07-21
CA2901615A1 (en) 2014-10-09
BR112015021941B1 (pt) 2022-08-16
AU2016247228A1 (en) 2016-11-17
WO2014165203A1 (en) 2014-10-09
EP2971257A1 (en) 2016-01-20
AU2018267670A1 (en) 2018-12-13
CN203999841U (zh) 2014-12-10
CA2901615C (en) 2018-01-02
CN104047025B (zh) 2017-10-13
EP2971257B1 (en) 2022-08-24
BR112015021941A8 (pt) 2018-01-02
CN104047025A (zh) 2014-09-17

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Legal Events

Date Code Title Description
B25A Requested transfer of rights approved

Owner name: ALCOA USA CORP (US)

B06F Objections, documents and/or translations needed after an examination request according [chapter 6.6 patent gazette]
B06U Preliminary requirement: requests with searches performed by other patent offices: procedure suspended [chapter 6.21 patent gazette]
B06A Patent application procedure suspended [chapter 6.1 patent gazette]
B06A Patent application procedure suspended [chapter 6.1 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]

Free format text: PRAZO DE VALIDADE: 20 (VINTE) ANOS CONTADOS A PARTIR DE 12/03/2014, OBSERVADAS AS CONDICOES LEGAIS