EP3523463A4 - Cathode assembly for electrolytic cell suitable for the hall-héroult process - Google Patents

Cathode assembly for electrolytic cell suitable for the hall-héroult process Download PDF

Info

Publication number
EP3523463A4
EP3523463A4 EP17857916.5A EP17857916A EP3523463A4 EP 3523463 A4 EP3523463 A4 EP 3523463A4 EP 17857916 A EP17857916 A EP 17857916A EP 3523463 A4 EP3523463 A4 EP 3523463A4
Authority
EP
European Patent Office
Prior art keywords
hall
electrolytic cell
cathode assembly
cell suitable
héroult process
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.)
Granted
Application number
EP17857916.5A
Other languages
German (de)
French (fr)
Other versions
EP3523463B1 (en
EP3523463A1 (en
Inventor
Bernard JONQUA
Abdalla ALZAROONI
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.)
Dubai Aluminium PJSC
Original Assignee
Dubai Aluminium PJSC
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 Dubai Aluminium PJSC filed Critical Dubai Aluminium PJSC
Publication of EP3523463A1 publication Critical patent/EP3523463A1/en
Publication of EP3523463A4 publication Critical patent/EP3523463A4/en
Application granted granted Critical
Publication of EP3523463B1 publication Critical patent/EP3523463B1/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • 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
    • C25C3/16—Electric current supply devices, e.g. bus bars

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)
EP17857916.5A 2016-10-05 2017-09-19 Cathode assembly for electrolytic cell suitable for the hall-héroult process Active EP3523463B1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB1616873.4A GB2554702A (en) 2016-10-05 2016-10-05 Cathode assembly for electrolytic cell suitable for the Hall-Héroult process
PCT/IB2017/055653 WO2018065844A1 (en) 2016-10-05 2017-09-19 Cathode assembly for electrolytic cell suitable for the hall-héroult process

Publications (3)

Publication Number Publication Date
EP3523463A1 EP3523463A1 (en) 2019-08-14
EP3523463A4 true EP3523463A4 (en) 2020-06-17
EP3523463B1 EP3523463B1 (en) 2021-02-17

Family

ID=57571079

Family Applications (1)

Application Number Title Priority Date Filing Date
EP17857916.5A Active EP3523463B1 (en) 2016-10-05 2017-09-19 Cathode assembly for electrolytic cell suitable for the hall-héroult process

Country Status (3)

Country Link
EP (1) EP3523463B1 (en)
GB (1) GB2554702A (en)
WO (1) WO2018065844A1 (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113073358B (en) * 2021-04-06 2024-03-08 李欣 Structure of composite cathode steel bar and cathode carbon block group
EP4394089A1 (en) * 2022-12-26 2024-07-03 Dubai Aluminium PJSC Cathode collector bar and cathode assembly for hall-heroult process with low voltage drop and low thermal loss

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1995034696A1 (en) * 1994-06-10 1995-12-21 Jmt Engineering Pty. Ltd. Cathode connection for aluminium smelter pot
US20130168218A1 (en) * 2010-09-17 2013-07-04 Rio Tinto Alcan International Limited Electrical connection device, for connecting between two successive cells of a series of cells for the production of aluminium

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6231745B1 (en) * 1999-10-13 2001-05-15 Alcoa Inc. Cathode collector bar
NO315090B1 (en) * 2000-11-27 2003-07-07 Servico As Devices for conveying current to or from the electrodes in electrolytic cells, methods of making them, and electrolytic cell preparation of aluminum by electrolysis of alumina dissolved in a molten electrolyte
AU2003271461A1 (en) * 2002-10-02 2004-04-23 Alcan International Limited Collector bar providing discontinuous electrical connection to cathode block
FR2868435B1 (en) * 2004-04-02 2006-05-26 Aluminium Pechiney Soc Par Act CATHODIC ELEMENT FOR THE EQUIPMENT OF AN ELECTROLYSIS CELL INTENDED FOR THE PRODUCTION OF ALUMINUM
TW200925328A (en) * 2007-10-29 2009-06-16 Bhp Billiton Aluminium Technologies Ltd Composite collector bar
CN203866387U (en) * 2014-05-19 2014-10-08 包头市中硕焊接科技有限公司 Welding structure of electrolysis bath cathode steel bar and aluminium soft band
GB2536901A (en) * 2015-03-30 2016-10-05 Dubai Aluminium Pjsc Cathode block for electrolytic cell suitable for the Hall-Héroult process
GB2542150A (en) * 2015-09-09 2017-03-15 Dubai Aluminium Pjsc Cathode assembly for electrolytic cell suitable for the Hall-Héroult process

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1995034696A1 (en) * 1994-06-10 1995-12-21 Jmt Engineering Pty. Ltd. Cathode connection for aluminium smelter pot
US20130168218A1 (en) * 2010-09-17 2013-07-04 Rio Tinto Alcan International Limited Electrical connection device, for connecting between two successive cells of a series of cells for the production of aluminium

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2018065844A1 *

Also Published As

Publication number Publication date
GB201616873D0 (en) 2016-11-16
EP3523463B1 (en) 2021-02-17
GB2554702A (en) 2018-04-11
EP3523463A1 (en) 2019-08-14
WO2018065844A1 (en) 2018-04-12

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