EP3256622A4 - An anode for use in an electrolysis process for production of aluminium in cells of hall-heroult type, and a method for making same - Google Patents

An anode for use in an electrolysis process for production of aluminium in cells of hall-heroult type, and a method for making same Download PDF

Info

Publication number
EP3256622A4
EP3256622A4 EP16749522.5A EP16749522A EP3256622A4 EP 3256622 A4 EP3256622 A4 EP 3256622A4 EP 16749522 A EP16749522 A EP 16749522A EP 3256622 A4 EP3256622 A4 EP 3256622A4
Authority
EP
European Patent Office
Prior art keywords
hall
anode
aluminium
cells
production
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
EP16749522.5A
Other languages
German (de)
French (fr)
Other versions
EP3256622A1 (en
EP3256622B1 (en
Inventor
Jørund HOP
Inge Arild Vee
Grzegorz Stefanski
Anders Lilleby
Hans Kueppers
Per Johnny TEIGEN
Vidar Hjelle
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.)
Norsk Hydro ASA
Original Assignee
Norsk Hydro ASA
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 Norsk Hydro ASA filed Critical Norsk Hydro ASA
Publication of EP3256622A1 publication Critical patent/EP3256622A1/en
Publication of EP3256622A4 publication Critical patent/EP3256622A4/en
Application granted granted Critical
Publication of EP3256622B1 publication Critical patent/EP3256622B1/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
    • 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
    • C25C3/08—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
    • C25C3/16—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)
  • Prevention Of Electric Corrosion (AREA)
EP16749522.5A 2015-02-13 2016-02-09 An anode for use in an electrolysis process for production of aluminium in cells of hall-heroult type, and a method for making same Active EP3256622B1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
NO20150224 2015-02-13
PCT/NO2016/000005 WO2016130014A1 (en) 2015-02-13 2016-02-09 An anode for use in an electrolysis process for production of aluminium in cells of hall-heroult type, and a method for making same

Publications (3)

Publication Number Publication Date
EP3256622A1 EP3256622A1 (en) 2017-12-20
EP3256622A4 true EP3256622A4 (en) 2018-10-31
EP3256622B1 EP3256622B1 (en) 2023-01-18

Family

ID=56615560

Family Applications (1)

Application Number Title Priority Date Filing Date
EP16749522.5A Active EP3256622B1 (en) 2015-02-13 2016-02-09 An anode for use in an electrolysis process for production of aluminium in cells of hall-heroult type, and a method for making same

Country Status (10)

Country Link
US (1) US20180023206A1 (en)
EP (1) EP3256622B1 (en)
CN (1) CN107208288B (en)
AU (1) AU2016218531B2 (en)
BR (1) BR112017017062A2 (en)
CA (1) CA2975081C (en)
EA (1) EA035309B1 (en)
NZ (1) NZ733895A (en)
WO (1) WO2016130014A1 (en)
ZA (1) ZA201705026B (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NO343337B1 (en) * 2017-05-29 2019-02-04 Norsk Hydro As Device for gripping an anode for lifting operations and method for operating same
NO345291B1 (en) * 2018-09-12 2020-11-30 Hmr Hydeq As An aluminium production anode yoke, an anode hanger, and a carbon anode
FR3090700B1 (en) * 2018-12-20 2021-01-01 Rio Tinto Alcan Int Ltd Anode assembly and electrolysis cell including this anode assembly
FR3121938B1 (en) * 2021-04-16 2023-03-10 Rio Tinto Alcan Int Ltd Multipod and anode assembly

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2009099335A1 (en) * 2008-02-06 2009-08-13 Norsk Hydro Asa Electrode and a method for making same
WO2012119501A1 (en) * 2011-03-07 2012-09-13 Chen Huzheng Anode for aluminum electrolysis and production method thereof
CA2838113A1 (en) * 2013-12-16 2014-05-01 Hatch Ltd. Low resistance electrode assemblies for production of metals

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2942469C2 (en) 1979-10-20 1983-09-15 Sigri Elektrographit Gmbh, 8901 Meitingen Contact mass containing carbon
US4443314A (en) * 1983-03-16 1984-04-17 Great Lakes Carbon Corporation Anode assembly for molten salt electrolysis
EP0150680A3 (en) 1984-01-18 1985-08-28 Schweizerische Aluminium AG Process for attaching anode blocks to an anode hanging
FR2606796B1 (en) * 1986-11-14 1989-02-03 Savoie Electrodes Refract PROTECTIVE COATING FOR PRE-COOKED ANODE ROUND
NO883887L (en) * 1988-08-31 1990-03-01 Norsk Hydro As CARBON ANNEX MOUNTING DEVICE.
NO933197L (en) * 1993-09-08 1995-03-09 Norsk Hydro As Current conductor / suspension for carbon anodes
US6638412B2 (en) * 2000-12-01 2003-10-28 Moltech Invent S.A. Prevention of dissolution of metal-based aluminium production anodes
NO327346B1 (en) 2004-08-16 2009-06-15 Norsk Hydro As Method and apparatus for processing carbon bodies
CN201634781U (en) * 2009-05-25 2010-11-17 高德金 Clamping type anode electric-conduction device
CN102400178B (en) * 2010-09-09 2014-04-09 沈阳铝镁设计研究院有限公司 Clamping device for connecting aluminum guide rod and anode carbon block
FR2977898A1 (en) * 2011-07-12 2013-01-18 Rio Tinto Alcan Int Ltd ALUMINERY COMPRISING CATHODIC EXIT TANKS THROUGH THE BOTTOM OF THE HOUSING AND TANK STABILIZATION MEANS

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2009099335A1 (en) * 2008-02-06 2009-08-13 Norsk Hydro Asa Electrode and a method for making same
WO2012119501A1 (en) * 2011-03-07 2012-09-13 Chen Huzheng Anode for aluminum electrolysis and production method thereof
CA2838113A1 (en) * 2013-12-16 2014-05-01 Hatch Ltd. Low resistance electrode assemblies for production of metals

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2016130014A1 *

Also Published As

Publication number Publication date
US20180023206A1 (en) 2018-01-25
ZA201705026B (en) 2019-07-31
CN107208288A (en) 2017-09-26
AU2016218531B2 (en) 2020-06-11
AU2016218531A1 (en) 2017-08-03
CA2975081A1 (en) 2016-08-18
NZ733895A (en) 2018-09-28
EP3256622A1 (en) 2017-12-20
EA035309B1 (en) 2020-05-27
CN107208288B (en) 2020-11-27
EA201791832A1 (en) 2017-12-29
BR112017017062A2 (en) 2018-04-10
WO2016130014A1 (en) 2016-08-18
CA2975081C (en) 2022-07-19
EP3256622B1 (en) 2023-01-18

Similar Documents

Publication Publication Date Title
EP3575442A4 (en) Bipolar electrolytic vessel, bipolar electrolytic vessel for alkali water electrolysis, and method for manufacturing hydrogen
EP3444383A4 (en) Positive electrode for alkaline water electrolysis and method for producing positive electrode for alkaline water electrolysis
EP3575439A4 (en) Electrolytic bath, electrolysis device, electrolysis method, and method for producing hydrogen
EP3330409A4 (en) Electrode for electrolysis, manufacturing method of electrode for electrolysis and electrolytic cell
EP3546618A4 (en) Anode for electrolysis and manufacturing method therefor
EP3312846A4 (en) Solid electrolyte production method
EP3388553A4 (en) Negative electrode, method for producing same, electrolytic cell using same, and hydrogen production method
EP3587622A4 (en) Positive electrode, positive electrode for water electrolysis, electrolysis cell, and method for producing hydrogen
EP3312847A4 (en) Solid electrolyte production method
EP3351659A4 (en) Positive electrode for water electrolysis, electrolysis cell and method for producing positive electrode for water electrolysis
EP3511443A4 (en) Alkaline water electrolysis positive electrode and manufacturing method for same
EP3277864A4 (en) Cathode block for electrolytic cell suitable for the hall-héroult process
EP3450546A4 (en) Skeletal muscle precursor cells and production method for skeletal muscle cells
HUE054696T2 (en) Production method for lgps-based solid electrolyte
ZA201705026B (en) An anode for use in an electrolysis process for production of aluminium in cells of hall-heroult type, and a method for making same
EP2653589A4 (en) Electrode for electrolysis, electrolytic cell and production method for electrode for electrolysis
EP3819401A4 (en) Electrode structure, method for producing electrode structure, electrolysis cell, and electrolysis tank
EP3569740A4 (en) Electrode for electrolysis, electrolytic cell, electrode laminate and method for renewing electrode
EP3187626A4 (en) Electrolysis cathode and method for producing electrolysis cathode
EP3221495A4 (en) Low-profile aluminum cell potshell and method for increasing the production capacity of an aluminum cell potline
EP3489395A4 (en) Metal electrodeposition cathode plate and production method therefor
EP3239361A4 (en) Electrolysis cathode and manufacturing method therefor, and electrolysis tank
EP3284848A4 (en) Method of manufacturing ion exchange membrane for electrolysis, and ion exchange membrane for electrolysis
EP3417094A4 (en) Method of monitoring individual anode currents in an electrolytic cell suitable for the hall-heroult electrolysis process
EP3492631A4 (en) Electrolytic electrode and manufacturing method therefor

Legal Events

Date Code Title Description
STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: THE INTERNATIONAL PUBLICATION HAS BEEN MADE

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

Free format text: ORIGINAL CODE: 0009012

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

Free format text: STATUS: REQUEST FOR EXAMINATION WAS MADE

17P Request for examination filed

Effective date: 20170913

AK Designated contracting states

Kind code of ref document: A1

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 MK MT NL NO PL PT RO RS SE SI SK SM TR

AX Request for extension of the european patent

Extension state: BA ME

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: 20181001

RIC1 Information provided on ipc code assigned before grant

Ipc: C25C 3/16 20060101ALI20180922BHEP

Ipc: C25C 3/12 20060101AFI20180922BHEP

Ipc: C25C 3/10 20060101ALI20180922BHEP

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

Free format text: STATUS: EXAMINATION IS IN PROGRESS

17Q First examination report despatched

Effective date: 20200205

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

Free format text: STATUS: EXAMINATION IS IN PROGRESS

GRAP Despatch of communication of intention to grant a patent

Free format text: ORIGINAL CODE: EPIDOSNIGR1

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

Free format text: STATUS: GRANT OF PATENT IS INTENDED

GRAS Grant fee paid

Free format text: ORIGINAL CODE: EPIDOSNIGR3

INTG Intention to grant announced

Effective date: 20221031

GRAA (expected) grant

Free format text: ORIGINAL CODE: 0009210

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

Free format text: STATUS: THE PATENT HAS BEEN GRANTED

AK Designated contracting states

Kind code of ref document: B1

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 MK MT NL NO PL PT RO RS SE SI SK SM TR

REG Reference to a national code

Ref country code: GB

Ref legal event code: FG4D

REG Reference to a national code

Ref country code: DE

Ref legal event code: R096

Ref document number: 602016077511

Country of ref document: DE

REG Reference to a national code

Ref country code: CH

Ref legal event code: EP

REG Reference to a national code

Ref country code: AT

Ref legal event code: REF

Ref document number: 1544739

Country of ref document: AT

Kind code of ref document: T

Effective date: 20230215

Ref country code: IE

Ref legal event code: FG4D

REG Reference to a national code

Ref country code: NO

Ref legal event code: T2

Effective date: 20230118

REG Reference to a national code

Ref country code: SK

Ref legal event code: T3

Ref document number: E 41340

Country of ref document: SK

REG Reference to a national code

Ref country code: LT

Ref legal event code: MG9D

REG Reference to a national code

Ref country code: NL

Ref legal event code: MP

Effective date: 20230118

REG Reference to a national code

Ref country code: AT

Ref legal event code: MK05

Ref document number: 1544739

Country of ref document: AT

Kind code of ref document: T

Effective date: 20230118

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: NL

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20230118

P01 Opt-out of the competence of the unified patent court (upc) registered

Effective date: 20230607

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: RS

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20230118

Ref country code: PT

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20230518

Ref country code: LV

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20230118

Ref country code: LT

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20230118

Ref country code: HR

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20230118

Ref country code: ES

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20230118

Ref country code: AT

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20230118

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: SE

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20230118

Ref country code: PL

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20230118

Ref country code: GR

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20230419

Ref country code: FI

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20230118

REG Reference to a national code

Ref country code: CH

Ref legal event code: PL

REG Reference to a national code

Ref country code: DE

Ref legal event code: R097

Ref document number: 602016077511

Country of ref document: DE

Ref country code: BE

Ref legal event code: MM

Effective date: 20230228

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: SM

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20230118

Ref country code: RO

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20230118

Ref country code: MC

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20230118

Ref country code: LU

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20230209

Ref country code: LI

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20230228

Ref country code: EE

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20230118

Ref country code: DK

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20230118

Ref country code: CZ

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20230118

Ref country code: CH

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20230228

PLBE No opposition filed within time limit

Free format text: ORIGINAL CODE: 0009261

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

Free format text: STATUS: NO OPPOSITION FILED WITHIN TIME LIMIT

REG Reference to a national code

Ref country code: IE

Ref legal event code: MM4A

26N No opposition filed

Effective date: 20231019

GBPC Gb: european patent ceased through non-payment of renewal fee

Effective date: 20230418

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: GB

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20230418

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: SI

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20230118

Ref country code: IE

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20230209

Ref country code: GB

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20230418

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: BE

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20230228

PGFP Annual fee paid to national office [announced via postgrant information from national office to epo]

Ref country code: IS

Payment date: 20240212

Year of fee payment: 9

PGFP Annual fee paid to national office [announced via postgrant information from national office to epo]

Ref country code: DE

Payment date: 20240219

Year of fee payment: 9

Ref country code: SK

Payment date: 20240205

Year of fee payment: 9

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: IT

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20230118

PGFP Annual fee paid to national office [announced via postgrant information from national office to epo]

Ref country code: NO

Payment date: 20240222

Year of fee payment: 9

Ref country code: FR

Payment date: 20240221

Year of fee payment: 9