EP3099841A4 - Haubensystem für eine elektrolytzelle - Google Patents

Haubensystem für eine elektrolytzelle Download PDF

Info

Publication number
EP3099841A4
EP3099841A4 EP15740112.6A EP15740112A EP3099841A4 EP 3099841 A4 EP3099841 A4 EP 3099841A4 EP 15740112 A EP15740112 A EP 15740112A EP 3099841 A4 EP3099841 A4 EP 3099841A4
Authority
EP
European Patent Office
Prior art keywords
electrolytic cell
hooding
hooding system
electrolytic
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.)
Granted
Application number
EP15740112.6A
Other languages
English (en)
French (fr)
Other versions
EP3099841A1 (de
EP3099841B1 (de
Inventor
Steeve RENAUDIER
Guillaume Girault
Frédéric BRUN
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.)
Rio Tinto Alcan International Ltd
Original Assignee
Rio Tinto Alcan International Ltd
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 Rio Tinto Alcan International Ltd filed Critical Rio Tinto Alcan International Ltd
Publication of EP3099841A1 publication Critical patent/EP3099841A1/de
Publication of EP3099841A4 publication Critical patent/EP3099841A4/de
Application granted granted Critical
Publication of EP3099841B1 publication Critical patent/EP3099841B1/de
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
    • C25C3/22—Collecting emitted gases
    • 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

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)
  • Electrolytic Production Of Non-Metals, Compounds, Apparatuses Therefor (AREA)
EP15740112.6A 2014-01-27 2015-01-23 Haubensystem für eine elektrolysezelle Active EP3099841B1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR1400177A FR3016890B1 (fr) 2014-01-27 2014-01-27 Systeme de capotage pour cuve d'electrolyse
PCT/IB2015/000070 WO2015110903A1 (fr) 2014-01-27 2015-01-23 Système de capotage pour cuve d'électrolyse

Publications (3)

Publication Number Publication Date
EP3099841A1 EP3099841A1 (de) 2016-12-07
EP3099841A4 true EP3099841A4 (de) 2017-11-08
EP3099841B1 EP3099841B1 (de) 2019-07-24

Family

ID=50489286

Family Applications (1)

Application Number Title Priority Date Filing Date
EP15740112.6A Active EP3099841B1 (de) 2014-01-27 2015-01-23 Haubensystem für eine elektrolysezelle

Country Status (10)

Country Link
EP (1) EP3099841B1 (de)
CN (1) CN105934537B (de)
AU (1) AU2015208857B2 (de)
BR (1) BR112016015587B1 (de)
CA (1) CA2935478C (de)
DK (1) DK179126B1 (de)
FR (1) FR3016890B1 (de)
PY (1) PY1502258A (de)
RU (1) RU2682498C2 (de)
WO (1) WO2015110903A1 (de)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107099821B (zh) * 2017-06-23 2023-07-25 重庆科技学院 一种预焙阳极铝电解槽上部全密封装置
EP4174216A1 (de) * 2021-10-27 2023-05-03 Dubai Aluminium PJSC Schutzvorrichtung für anoden einer elektrolytischen zelle mit beweglichen platten und verfahren zur durchführung des verfahrens
CN114318366B (zh) * 2021-12-02 2024-01-30 珠海格力电器股份有限公司 电解发生装置

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2822328A (en) * 1953-07-20 1958-02-04 Henry J Kaiser Company Bifurcated self-baking anode and gas collection means
US4043892A (en) * 1975-12-15 1977-08-23 Reynolds Metals Company Aluminum reduction cell having a lateral enclosure system
US5030335A (en) * 1989-05-24 1991-07-09 Elkem Aluminium Ans Arrangement for gas collection in aluminium reduction cells having self baking
US5286353A (en) * 1991-06-04 1994-02-15 Vaw Aluminium A.G. Electrolysis cell and method for the extraction of aluminum
WO2007067061A1 (en) * 2005-12-09 2007-06-14 Norsk Hydro Asa A method and a device in connection with handling covers in a superstructure in an electrolytic cell

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3935090A (en) * 1974-03-15 1976-01-27 Dmitry Pavlovich Petrusenko Covering of an aluminum-producing electrolysis cell
DE2841459A1 (de) * 1978-08-24 1980-03-06 Alusuisse Abdeckung einer schmelzflusselektrolysezelle
NO172250C (no) * 1990-05-07 1993-06-23 Elkem Aluminium Anordning for lukking av anodetoppen paa en soederberganodei en elektrolysecelle for fremstilling av aluminium
CN2114667U (zh) * 1992-02-15 1992-09-02 贾石明 安全密封铝电解槽罩门
NO179415C (no) * 1994-02-21 1996-10-02 Elkem Aluminium Fremgangsmåte og anordning for lukking og kjöling av toppen av anodemantelen på en Söderberganode i en elektrolysecelle for fremstilling av aluminium
NO310730B1 (no) * 1999-11-17 2001-08-20 Norsk Hydro As Fremgangsmåte og anordning for drift av elektrolysecelle
WO2002006565A2 (en) * 2000-07-19 2002-01-24 Alcoa Inc. Insulation assemblies for metal production cells
RU2294407C1 (ru) * 2005-06-08 2007-02-27 Открытое акционерное общество "Всероссийский алюминиево-магниевый институт" Укрытие алюминиевого электролизера с обожженными анодами
RU2385974C2 (ru) * 2007-10-19 2010-04-10 РУСАЛ АйПи ХОЛДИНГ ЛИМИТЕД Укрытие алюминиевого электролизера с обожженными анодами
FR2953223B1 (fr) * 2009-12-02 2012-01-27 Alcan Int Ltd Procede de changement d'une anode usee et support et systeme pour le stockage temporaire d'une telle anode usee

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2822328A (en) * 1953-07-20 1958-02-04 Henry J Kaiser Company Bifurcated self-baking anode and gas collection means
US4043892A (en) * 1975-12-15 1977-08-23 Reynolds Metals Company Aluminum reduction cell having a lateral enclosure system
US5030335A (en) * 1989-05-24 1991-07-09 Elkem Aluminium Ans Arrangement for gas collection in aluminium reduction cells having self baking
US5286353A (en) * 1991-06-04 1994-02-15 Vaw Aluminium A.G. Electrolysis cell and method for the extraction of aluminum
WO2007067061A1 (en) * 2005-12-09 2007-06-14 Norsk Hydro Asa A method and a device in connection with handling covers in a superstructure in an electrolytic cell

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2015110903A1 *

Also Published As

Publication number Publication date
RU2016134372A3 (de) 2018-10-04
RU2682498C2 (ru) 2019-03-19
FR3016890B1 (fr) 2016-01-15
RU2016134372A (ru) 2018-03-02
AU2015208857B2 (en) 2018-08-16
WO2015110903A1 (fr) 2015-07-30
CN105934537B (zh) 2018-01-05
FR3016890A1 (fr) 2015-07-31
DK201670545A1 (en) 2016-09-05
AU2015208857A1 (en) 2016-07-28
BR112016015587B1 (pt) 2022-01-25
EP3099841A1 (de) 2016-12-07
CA2935478C (fr) 2021-11-23
BR112016015587A2 (de) 2017-08-08
CA2935478A1 (fr) 2015-07-30
DK179126B1 (en) 2017-11-20
CN105934537A (zh) 2016-09-07
EP3099841B1 (de) 2019-07-24
PY1502258A (es) 2017-10-02

Similar Documents

Publication Publication Date Title
EP3163710A4 (de) Batteriesystem
EP3151360A4 (de) Batteriesystem
EP3112888A4 (de) Sekundärbatteriesystem
EP3018745B8 (de) Brennstoffzellensystem
EP3134724B8 (de) Elektrochemische zelle
EP3330410A4 (de) Elektrolysezelle
EP3137654A4 (de) Elektrolysesystem
EP3101722A4 (de) Brennstoffzellensystem
EP3108530A4 (de) Elektrochemische zelle
EP3116396A4 (de) Elektrochemisches messsystem
EP3168291A4 (de) Zellkultursystem
EP3214685A4 (de) Brennstoffzellensystem
EP3226335A4 (de) Brennstoffzellensystem
EP3199614A4 (de) Zellkultursystem
HUE049929T2 (hu) Elektrolit galvanizáláshoz
EP3237897A4 (de) Elektrochemisches testsystem
EP3238744A4 (de) Verfahren zur modifizierung einer t-zellpopulation
EP3214687A4 (de) Brennstoffzellensystem
GB201411986D0 (en) Fuel cell system
EP3192295A4 (de) Verfahren und anordnung für zellenkombination
EP3174145A4 (de) Brennstoffzellensystem
ZA201700176B (en) Cell for metal electrowinning
EP3239360A4 (de) Rohrartige elektrolysezelle
EP3239105A4 (de) Elektrolysemodul
EP3192863A4 (de) Verfahren zur zellenrückgewinnung

Legal Events

Date Code Title Description
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: 20160804

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

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

Effective date: 20171010

RIC1 Information provided on ipc code assigned before grant

Ipc: C25C 3/22 20060101AFI20171004BHEP

REG Reference to a national code

Ref country code: DE

Ref legal event code: R079

Ref document number: 602015034311

Country of ref document: DE

Free format text: PREVIOUS MAIN CLASS: C25C0003080000

Ipc: C25C0003220000

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

RIC1 Information provided on ipc code assigned before grant

Ipc: C25C 3/22 20060101AFI20190301BHEP

INTG Intention to grant announced

Effective date: 20190325

GRAS Grant fee paid

Free format text: ORIGINAL CODE: EPIDOSNIGR3

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

Free format text: NOT ENGLISH

REG Reference to a national code

Ref country code: CH

Ref legal event code: EP

REG Reference to a national code

Ref country code: DE

Ref legal event code: R096

Ref document number: 602015034311

Country of ref document: DE

REG Reference to a national code

Ref country code: AT

Ref legal event code: REF

Ref document number: 1158306

Country of ref document: AT

Kind code of ref document: T

Effective date: 20190815

REG Reference to a national code

Ref country code: IE

Ref legal event code: FG4D

Free format text: LANGUAGE OF EP DOCUMENT: FRENCH

REG Reference to a national code

Ref country code: NL

Ref legal event code: MP

Effective date: 20190724

REG Reference to a national code

Ref country code: NO

Ref legal event code: T2

Effective date: 20190724

REG Reference to a national code

Ref country code: LT

Ref legal event code: MG4D

REG Reference to a national code

Ref country code: AT

Ref legal event code: MK05

Ref document number: 1158306

Country of ref document: AT

Kind code of ref document: T

Effective date: 20190724

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: 20190724

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: 20190724

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: 20190724

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: 20190724

Ref country code: BG

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: 20191024

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: 20190724

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: 20191125

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: 20190724

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

Ref country code: AL

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: 20190724

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: 20190724

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: 20191025

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: 20190724

Ref country code: IS

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: 20191124

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: 20190724

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

Ref country code: TR

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: 20190724

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

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: 20190724

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: 20190724

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: 20190724

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: 20190724

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: 20190724

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

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: 20190724

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: 20190724

Ref country code: IS

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: 20200224

Ref country code: SK

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: 20190724

REG Reference to a national code

Ref country code: DE

Ref legal event code: R097

Ref document number: 602015034311

Country of ref document: DE

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

PG2D Information on lapse in contracting state deleted

Ref country code: IS

REG Reference to a national code

Ref country code: DE

Ref legal event code: R119

Ref document number: 602015034311

Country of ref document: DE

26N No opposition filed

Effective date: 20200603

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

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: 20190724

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: 20190724

REG Reference to a national code

Ref country code: CH

Ref legal event code: PL

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

Effective date: 20200123

REG Reference to a national code

Ref country code: BE

Ref legal event code: MM

Effective date: 20200131

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: 20200123

Ref country code: LU

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

Effective date: 20200123

Ref country code: DE

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

Effective date: 20200801

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: 20200131

Ref country code: CH

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

Effective date: 20200131

Ref country code: LI

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

Effective date: 20200131

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

Ref country code: IE

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

Effective date: 20200123

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

Ref country code: MT

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: 20190724

Ref country code: CY

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: 20190724

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

Ref country code: MK

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: 20190724

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

Ref country code: FR

Payment date: 20251222

Year of fee payment: 12

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

Ref country code: NO

Payment date: 20260109

Year of fee payment: 12