CA2896472C - An electrode for aluminium production and a method of making same - Google Patents

An electrode for aluminium production and a method of making same Download PDF

Info

Publication number: CA2896472C
Authority: CA; Canada
Prior art keywords: electrode; barrier layer; diffusion barrier; accordance; conducting elements
Prior art date: 2013-01-22
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.): Expired - Fee Related

Application number

CA2896472A

Other languages

English (en)

French (fr)

Other versions

CA2896472A1 (en

Inventor

Eirik Hagen

Bjarte Oye

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.)

2013-01-22

Filing date

2014-01-20

Publication date

2020-04-14

2014-01-20 Application filed by Norsk Hydro ASA filed Critical Norsk Hydro ASA

2014-07-31 Publication of CA2896472A1 publication Critical patent/CA2896472A1/en

2020-04-14 Application granted granted Critical

2020-04-14 Publication of CA2896472C publication Critical patent/CA2896472C/en

Status Expired - Fee Related legal-status Critical Current

2034-01-20 Anticipated expiration legal-status Critical

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
- C25C3/16—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)
Internal Circuitry In Semiconductor Integrated Circuit Devices (AREA)
Electrical Discharge Machining, Electrochemical Machining, And Combined Machining (AREA)
Cell Electrode Carriers And Collectors (AREA)

CA2896472A 2013-01-22 2014-01-20 An electrode for aluminium production and a method of making same Expired - Fee Related CA2896472C (en)

Applications Claiming Priority (3)

Application Number	Priority Date	Filing Date	Title
NO20130123		2013-01-22
NO20130123A NO338410B1 (no)	2013-01-22	2013-01-22	En elektrode for aluminiumsfremstilling og en fremgangsmåte for tildannelse av samme
PCT/NO2014/000002 WO2014116117A1 (en)	2013-01-22	2014-01-20	An electrode for aluminium production and a method of making same

Publications (2)

Publication Number	Publication Date
CA2896472A1 CA2896472A1 (en)	2014-07-31
CA2896472C true CA2896472C (en)	2020-04-14

Family

ID=51227824

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
CA2896472A Expired - Fee Related CA2896472C (en)	2013-01-22	2014-01-20	An electrode for aluminium production and a method of making same

Country Status (10)

Country	Link
EP (1)	EP2948577B1 (ru)
CN (1)	CN104937144B (ru)
AU (1)	AU2014210417B2 (ru)
BR (1)	BR112015017071A2 (ru)
CA (1)	CA2896472C (ru)
EA (1)	EA028191B1 (ru)
NO (1)	NO338410B1 (ru)
NZ (1)	NZ709857A (ru)
SA (1)	SA515360744B1 (ru)
WO (1)	WO2014116117A1 (ru)

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US5704993A (en) *	1995-10-10	1998-01-06	The Regents Of The Univerisity Of California, Office Of Technology Transfer	High conductivity composite metal
US6231745B1 (en) *	1999-10-13	2001-05-15	Alcoa Inc.	Cathode collector bar
US6528185B2 (en) *	2001-02-28	2003-03-04	Hong Kong Polytechnic University	Cobalt-tungsten-phosphorus alloy diffusion barrier coatings, methods for their preparation, and their use in plated articles
DE10227034A1 (de) *	2002-06-17	2003-12-24	Km Europa Metal Ag	Kupfer-Gießform
AU2003274399A1 (en) *	2002-10-18	2004-05-04	Moltech Invent S.A.	Anode current feeding connection stem
DE10261745B3 (de) *	2002-12-30	2004-07-22	Sgl Carbon Ag	Kathodensystem zur elektrolytischen Aluminiumgewinnung
EP1927679B1 (en) *	2006-11-22	2017-01-11	Rio Tinto Alcan International Limited	Electrolysis cell for the production of aluminium comprising means to reduce the voltage drop
TW200925328A (en) *	2007-10-29	2009-06-16	Bhp Billiton Aluminium Technologies Ltd	Composite collector bar

2013
- 2013-01-22 NO NO20130123A patent/NO338410B1/no not_active IP Right Cessation
2014
- 2014-01-20 EP EP14743388.2A patent/EP2948577B1/en active Active
- 2014-01-20 WO PCT/NO2014/000002 patent/WO2014116117A1/en active Application Filing
- 2014-01-20 BR BR112015017071A patent/BR112015017071A2/pt active Search and Examination
- 2014-01-20 EA EA201500763A patent/EA028191B1/ru not_active IP Right Cessation
- 2014-01-20 NZ NZ709857A patent/NZ709857A/en not_active IP Right Cessation
- 2014-01-20 CA CA2896472A patent/CA2896472C/en not_active Expired - Fee Related
- 2014-01-20 AU AU2014210417A patent/AU2014210417B2/en not_active Ceased
- 2014-01-20 CN CN201480005438.7A patent/CN104937144B/zh not_active Expired - Fee Related
2015
- 2015-07-09 SA SA515360744A patent/SA515360744B1/ar unknown

Also Published As

Publication number	Publication date
CN104937144A (zh)	2015-09-23
CN104937144B (zh)	2019-09-03
EA028191B1 (ru)	2017-10-31
AU2014210417B2 (en)	2017-06-29
WO2014116117A1 (en)	2014-07-31
EP2948577A1 (en)	2015-12-02
EA201500763A1 (ru)	2015-11-30
NO20130123A1 (no)	2014-07-23
NO338410B1 (no)	2016-08-15
SA515360744B1 (ar)	2018-12-10
AU2014210417A1 (en)	2015-07-16
CA2896472A1 (en)	2014-07-31
BR112015017071A2 (pt)	2017-07-11
NZ709857A (en)	2019-07-26
EP2948577A4 (en)	2016-04-20
EP2948577B1 (en)	2018-12-05

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Legal Events

Date	Code	Title	Description
2023-08-31	MKLA	Lapsed	Effective date: 20220120