EP4479580A4 - Erweiterte aluminiumelektrolysezelle - Google Patents

Erweiterte aluminiumelektrolysezelle

Info

Publication number
EP4479580A4
EP4479580A4 EP22890893.5A EP22890893A EP4479580A4 EP 4479580 A4 EP4479580 A4 EP 4479580A4 EP 22890893 A EP22890893 A EP 22890893A EP 4479580 A4 EP4479580 A4 EP 4479580A4
Authority
EP
European Patent Office
Prior art keywords
electrolysis cell
aluminum electrolysis
enhanced aluminum
enhanced
cell
Prior art date
Legal status (The legal status 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 status listed.)
Pending
Application number
EP22890893.5A
Other languages
English (en)
French (fr)
Other versions
EP4479580A2 (de
Inventor
Xinghua Liu
Benjamin D Mosser
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Elysis LP
Original Assignee
Elysis LP
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 Elysis LP filed Critical Elysis LP
Priority claimed from PCT/US2022/049160 external-priority patent/WO2023081480A2/en
Publication of EP4479580A2 publication Critical patent/EP4479580A2/de
Publication of EP4479580A4 publication Critical patent/EP4479580A4/de
Pending legal-status Critical Current

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
    • C25C3/12—Anodes
    • C—CHEMISTRY; METALLURGY
    • C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
    • C25C—PROCESSES FOR THE ELECTROLYTIC PRODUCTION, RECOVERY OR REFINING OF METALS; APPARATUS THEREFOR
    • 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
    • C25C3/125—Anodes based on carbon
    • 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
    • C25C3/16—Electric current supply devices, e.g. bus bars
    • 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
    • C25C7/02—Electrodes; Connections thereof
    • C25C7/025—Electrodes; Connections thereof used in cells for the electrolysis of melts
    • 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
    • C25C7/06—Operating or servicing
    • C25C7/08—Separating of deposited metals from the cathode
    • C—CHEMISTRY; METALLURGY
    • C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
    • C25D—PROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC PRODUCTION OF COATINGS; ELECTROFORMING; APPARATUS THEREFOR
    • C25D3/00—Electroplating: Baths therefor
    • C25D3/02—Electroplating: Baths therefor from solutions
    • C25D3/42—Electroplating: Baths therefor from solutions of light metals
    • C25D3/44—Aluminium

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)
EP22890893.5A 2022-02-17 2022-11-07 Erweiterte aluminiumelektrolysezelle Pending EP4479580A4 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US202263311374P 2022-02-17 2022-02-17
PCT/US2022/049160 WO2023081480A2 (en) 2021-11-08 2022-11-07 Advanced aluminum electrolysis cell

Publications (2)

Publication Number Publication Date
EP4479580A2 EP4479580A2 (de) 2024-12-25
EP4479580A4 true EP4479580A4 (de) 2026-03-11

Family

ID=91965517

Family Applications (1)

Application Number Title Priority Date Filing Date
EP22890893.5A Pending EP4479580A4 (de) 2022-02-17 2022-11-07 Erweiterte aluminiumelektrolysezelle

Country Status (5)

Country Link
US (1) US20250011958A1 (de)
EP (1) EP4479580A4 (de)
CN (1) CN118715340A (de)
AU (1) AU2022380585A1 (de)
DK (1) DK202470224A1 (de)

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4595475A (en) * 1982-07-09 1986-06-17 Swiss Aluminium Ltd. Solid cathode in a fused salt reduction cell
US6436273B1 (en) * 1998-02-11 2002-08-20 Moltech Invent S.A. Drained cathode aluminium electrowinning cell with alumina distribution
US20020125125A1 (en) * 2001-03-06 2002-09-12 Rapp Robert A. Cathode for aluminum production and electrolytic cell
US20090166215A1 (en) * 2007-12-26 2009-07-02 Beck Theodore R Aluminum production cell
US20190169761A1 (en) * 2016-07-08 2019-06-06 Alcoa Usa Corp. Advanced aluminum electrolysis cell

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4595475A (en) * 1982-07-09 1986-06-17 Swiss Aluminium Ltd. Solid cathode in a fused salt reduction cell
US6436273B1 (en) * 1998-02-11 2002-08-20 Moltech Invent S.A. Drained cathode aluminium electrowinning cell with alumina distribution
US20020125125A1 (en) * 2001-03-06 2002-09-12 Rapp Robert A. Cathode for aluminum production and electrolytic cell
US20090166215A1 (en) * 2007-12-26 2009-07-02 Beck Theodore R Aluminum production cell
US20190169761A1 (en) * 2016-07-08 2019-06-06 Alcoa Usa Corp. Advanced aluminum electrolysis cell

Also Published As

Publication number Publication date
DK202470224A1 (en) 2024-10-22
US20250011958A1 (en) 2025-01-09
EP4479580A2 (de) 2024-12-25
AU2022380585A1 (en) 2024-08-01
CN118715340A (zh) 2024-09-27

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Legal Events

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STAA Information on the status of an ep patent application or granted ep patent

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PUAI Public reference made under article 153(3) epc to a published international application that has entered the european phase

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Effective date: 20240902

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Designated state(s): AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC ME MK MT NL NO PL PT RO RS SE SI SK SM TR

DAV Request for validation of the european patent (deleted)
DAX Request for extension of the european patent (deleted)
A4 Supplementary search report drawn up and despatched

Effective date: 20260210

RIC1 Information provided on ipc code assigned before grant

Ipc: C25C 3/08 20060101AFI20260204BHEP

Ipc: C25C 3/12 20060101ALI20260204BHEP

Ipc: C25C 3/14 20060101ALI20260204BHEP

Ipc: C25C 3/16 20060101ALI20260204BHEP

Ipc: C25D 3/44 20060101ALI20260204BHEP