BR112018069836A2 - aparelhos e sistemas para células de eletrólise verticais - Google Patents

aparelhos e sistemas para células de eletrólise verticais

Info

Publication number
BR112018069836A2
BR112018069836A2 BR112018069836A BR112018069836A BR112018069836A2 BR 112018069836 A2 BR112018069836 A2 BR 112018069836A2 BR 112018069836 A BR112018069836 A BR 112018069836A BR 112018069836 A BR112018069836 A BR 112018069836A BR 112018069836 A2 BR112018069836 A2 BR 112018069836A2
Authority
BR
Brazil
Prior art keywords
cathode
cell
systems
electrolysis cells
support
Prior art date
Application number
BR112018069836A
Other languages
English (en)
Other versions
BR112018069836B1 (pt
Inventor
D Mosser Benjamin
M Sworts Lance
Original Assignee
Alcoa Usa Corp
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 Usa Corp filed Critical Alcoa Usa Corp
Publication of BR112018069836A2 publication Critical patent/BR112018069836A2/pt
Publication of BR112018069836B1 publication Critical patent/BR112018069836B1/pt

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B35/00—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
    • C04B35/515—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on non-oxide ceramics
    • C04B35/58—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on non-oxide ceramics based on borides, nitrides, i.e. nitrides, oxynitrides, carbonitrides or oxycarbonitrides or silicides
    • C—CHEMISTRY; METALLURGY
    • C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B35/00—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
    • C04B35/622—Forming processes; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
    • C04B35/64—Burning or sintering processes
    • 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
    • C25C3/10—External supporting frames or structures
    • 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
    • C25C3/12—Anodes
    • C—CHEMISTRY; METALLURGY
    • C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
    • C25C—PROCESSES FOR THE ELECTROLYTIC PRODUCTION, RECOVERY OR REFINING OF METALS; APPARATUS THEREFOR
    • C25C7/00—Constructional parts, or assemblies thereof, of cells; Servicing or operating of cells
    • C25C7/005—Constructional parts, or assemblies thereof, of cells; Servicing or operating of cells of cells for the electrolysis of melts

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Electrochemistry (AREA)
  • Metallurgy (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Ceramic Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Structural Engineering (AREA)
  • Inorganic Chemistry (AREA)
  • Electrolytic Production Of Metals (AREA)
  • Electrolytic Production Of Non-Metals, Compounds, Apparatuses Therefor (AREA)

Abstract

a presente invenção refere-se a uma célula eletrolítica que apresenta um reservatório de célula, um suporte de cátodo retido no fundo do reservatório de célula, onde o suporte de cátodo entra em contato com pelo menos um acolchoamento de metal ou um banho de eletrólito fundido dentro do reservatório de célula, onde o suporte de cátodo inclui um corpo apresentando um fundo de suporte, que é configurado para ficar em comunicação com o fundo da célula de eletrólise, e um topo de suporte, oposto ao fundo de suporte, que apresenta uma área de fixação de cátodo configurada para reter pelo menos uma placa de cátodo na mesma.
BR112018069836-9A 2016-03-30 2017-03-30 Célula eletrolítica e método para produzir metal de alumínio pela redução eletroquímica de alumina BR112018069836B1 (pt)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US201662315414P 2016-03-30 2016-03-30
US62/315,414 2016-03-30
PCT/US2017/025151 WO2017173149A1 (en) 2016-03-30 2017-03-30 Apparatuses and systems for vertical electrolysis cells

Publications (2)

Publication Number Publication Date
BR112018069836A2 true BR112018069836A2 (pt) 2019-01-29
BR112018069836B1 BR112018069836B1 (pt) 2023-08-15

Family

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Also Published As

Publication number Publication date
DK180505B1 (en) 2021-06-03
JP2019510137A (ja) 2019-04-11
CA3019368C (en) 2020-10-27
US11203814B2 (en) 2021-12-21
WO2017173149A1 (en) 2017-10-05
US20170283968A1 (en) 2017-10-05
EP3436623A4 (en) 2020-01-01
RU2719823C1 (ru) 2020-04-23
JP6714100B2 (ja) 2020-06-24
CN109312484B (zh) 2022-02-11
CN109312484A (zh) 2019-02-05
EP3436623A1 (en) 2019-02-06
CA3019368A1 (en) 2017-10-05
US20220112617A1 (en) 2022-04-14
SA522431451B1 (ar) 2023-07-12
DK201870701A1 (en) 2019-01-25
SA518400147B1 (ar) 2022-04-13
AU2017240646B2 (en) 2020-05-21
AU2017240646A1 (en) 2018-10-25

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Legal Events

Date Code Title Description
B06W Patent application suspended after preliminary examination (for patents with searches from other patent authorities) chapter 6.23 patent gazette]
B350 Update of information on the portal [chapter 15.35 patent gazette]
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]

Free format text: PRAZO DE VALIDADE: 20 (VINTE) ANOS CONTADOS A PARTIR DE 30/03/2017, OBSERVADAS AS CONDICOES LEGAIS