AU2008299528B2 - Control of by-pass current in multi-polar light metal reduction cells - Google Patents

Control of by-pass current in multi-polar light metal reduction cells Download PDF

Info

Publication number: AU2008299528B2
Authority: AU; Australia
Prior art keywords: cell; polar; electrode; polar electrode; anode
Prior art date: 2007-09-14
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.): Ceased

Application number

AU2008299528A

Other languages

English (en)

Other versions

AU2008299528A1 (en

Inventor

David K. Creber

Adam J. Gesing

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

Alcan International Ltd Canada

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.)

2007-09-14

Filing date

2008-09-03

Publication date

2012-02-16

2008-09-03 Application filed by Alcan International Ltd Canada filed Critical Alcan International Ltd Canada

2009-03-19 Publication of AU2008299528A1 publication Critical patent/AU2008299528A1/en

2012-02-16 Application granted granted Critical

2012-02-16 Publication of AU2008299528B2 publication Critical patent/AU2008299528B2/en

Status Ceased legal-status Critical Current

2028-09-03 Anticipated expiration legal-status Critical

Links

229910052751 metal Inorganic materials 0.000 title claims abstract description 50
239000002184 metal Substances 0.000 title claims abstract description 50
230000009467 reduction Effects 0.000 title abstract description 8
239000003792 electrolyte Substances 0.000 claims abstract description 89
238000005868 electrolysis reaction Methods 0.000 claims abstract description 33
150000003839 salts Chemical class 0.000 claims abstract description 22
238000000034 method Methods 0.000 claims abstract description 13
238000004519 manufacturing process Methods 0.000 claims abstract description 7
239000012212 insulator Substances 0.000 claims description 78
125000006850 spacer group Chemical group 0.000 claims description 12
239000000463 material Substances 0.000 claims description 9
239000000615 nonconductor Substances 0.000 claims description 7
239000011819 refractory material Substances 0.000 claims description 5
CPLXHLVBOLITMK-UHFFFAOYSA-N Magnesium oxide Chemical compound [Mg]=O CPLXHLVBOLITMK-UHFFFAOYSA-N 0.000 claims description 4
229910052581 Si3N4 Inorganic materials 0.000 claims description 3
239000000853 adhesive Substances 0.000 claims description 3
230000001070 adhesive effect Effects 0.000 claims description 3
PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 claims description 3
HQVNEWCFYHHQES-UHFFFAOYSA-N silicon nitride Chemical compound N12[Si]34N5[Si]62N3[Si]51N64 HQVNEWCFYHHQES-UHFFFAOYSA-N 0.000 claims description 3
PMHQVHHXPFUNSP-UHFFFAOYSA-M copper(1+);methylsulfanylmethane;bromide Chemical compound Br[Cu].CSC PMHQVHHXPFUNSP-UHFFFAOYSA-M 0.000 claims description 2
239000000395 magnesium oxide Substances 0.000 claims description 2
229910052596 spinel Inorganic materials 0.000 claims description 2
239000011029 spinel Substances 0.000 claims description 2
230000000052 comparative effect Effects 0.000 claims 1
210000004027 cell Anatomy 0.000 description 88
239000000919 ceramic Substances 0.000 description 15
238000009413 insulation Methods 0.000 description 7
230000000630 rising effect Effects 0.000 description 7
238000013461 design Methods 0.000 description 5
239000011777 magnesium Substances 0.000 description 5
FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 description 4
230000000694 effects Effects 0.000 description 4
239000010410 layer Substances 0.000 description 4
229910052749 magnesium Inorganic materials 0.000 description 4
230000003247 decreasing effect Effects 0.000 description 3
238000011161 development Methods 0.000 description 3
239000007772 electrode material Substances 0.000 description 3
230000037361 pathway Effects 0.000 description 3
230000008569 process Effects 0.000 description 3
238000012360 testing method Methods 0.000 description 3
OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 2
TWRXJAOTZQYOKJ-UHFFFAOYSA-L Magnesium chloride Chemical compound [Mg+2].[Cl-].[Cl-] TWRXJAOTZQYOKJ-UHFFFAOYSA-L 0.000 description 2
VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 2
230000000712 assembly Effects 0.000 description 2
238000000429 assembly Methods 0.000 description 2
230000008859 change Effects 0.000 description 2
238000010292 electrical insulation Methods 0.000 description 2
229910002804 graphite Inorganic materials 0.000 description 2
239000010439 graphite Substances 0.000 description 2
230000006872 improvement Effects 0.000 description 2
150000002739 metals Chemical class 0.000 description 2
210000003078 multipolar neuron Anatomy 0.000 description 2
239000007787 solid Substances 0.000 description 2
ZAMOUSCENKQFHK-UHFFFAOYSA-N Chlorine atom Chemical compound [Cl] ZAMOUSCENKQFHK-UHFFFAOYSA-N 0.000 description 1
DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical compound C[C@@H]1CC[C@@]2(CC[C@@]3(C(=CC[C@H]4[C@]3(CC[C@@H]5[C@@]4(CC[C@@H](C5(C)C)OS(=O)(=O)[O-])C)C)[C@@H]2[C@]1(C)O)C)C(=O)O[C@H]6[C@@H]([C@H]([C@@H]([C@H](O6)CO)O)O)O.[Na+] DGAQECJNVWCQMB-PUAWFVPOSA-M 0.000 description 1
WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 description 1
229910000831 Steel Inorganic materials 0.000 description 1
150000004645 aluminates Chemical class 0.000 description 1
229910052782 aluminium Inorganic materials 0.000 description 1
XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
230000008901 benefit Effects 0.000 description 1
230000015556 catabolic process Effects 0.000 description 1
239000004568 cement Substances 0.000 description 1
238000005524 ceramic coating Methods 0.000 description 1
229910010293 ceramic material Inorganic materials 0.000 description 1
-1 cermets Substances 0.000 description 1
239000000460 chlorine Substances 0.000 description 1
229910052801 chlorine Inorganic materials 0.000 description 1
239000011247 coating layer Substances 0.000 description 1
238000004891 communication Methods 0.000 description 1
239000002131 composite material Substances 0.000 description 1
239000004020 conductor Substances 0.000 description 1
238000000354 decomposition reaction Methods 0.000 description 1
238000006731 degradation reaction Methods 0.000 description 1
230000006866 deterioration Effects 0.000 description 1
230000005611 electricity Effects 0.000 description 1
239000012530 fluid Substances 0.000 description 1
230000005484 gravity Effects 0.000 description 1
239000011810 insulating material Substances 0.000 description 1
239000007788 liquid Substances 0.000 description 1
229910052744 lithium Inorganic materials 0.000 description 1
229910001629 magnesium chloride Inorganic materials 0.000 description 1
239000000203 mixture Substances 0.000 description 1
238000005457 optimization Methods 0.000 description 1
TWNQGVIAIRXVLR-UHFFFAOYSA-N oxo(oxoalumanyloxy)alumane Chemical compound O=[Al]O[Al]=O TWNQGVIAIRXVLR-UHFFFAOYSA-N 0.000 description 1
230000002085 persistent effect Effects 0.000 description 1
238000005268 plasma chemical vapour deposition Methods 0.000 description 1
238000007750 plasma spraying Methods 0.000 description 1
238000002294 plasma sputter deposition Methods 0.000 description 1
239000011214 refractory ceramic Substances 0.000 description 1
238000010079 rubber tapping Methods 0.000 description 1
238000000926 separation method Methods 0.000 description 1
238000007086 side reaction Methods 0.000 description 1
239000000377 silicon dioxide Substances 0.000 description 1
229910052708 sodium Inorganic materials 0.000 description 1
239000011734 sodium Substances 0.000 description 1
239000010959 steel Substances 0.000 description 1

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
- 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
- C25C3/02—Electrolytic production, recovery or refining of metals by electrolysis of melts of alkali or alkaline earth metals
- 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
- C25C3/04—Electrolytic production, recovery or refining of metals by electrolysis of melts of magnesium
- 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
- C25C7/00—Constructional parts, or assemblies thereof, of cells; Servicing or operating of cells
- C25C7/005—Constructional parts, or assemblies thereof, of cells; Servicing or operating of cells of 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
- C25C7/04—Diaphragms; Spacing elements

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)

AU2008299528A 2007-09-14 2008-09-03 Control of by-pass current in multi-polar light metal reduction cells Ceased AU2008299528B2 (en)

Applications Claiming Priority (3)

Application Number	Priority Date	Filing Date	Title
US97246307P	2007-09-14	2007-09-14
US60/972,463		2007-09-14
PCT/CA2008/001544 WO2009033260A1 (en)	2007-09-14	2008-09-03	Control of by-pass current in multi-polar light metal reduction cells

Publications (2)

Publication Number	Publication Date
AU2008299528A1 AU2008299528A1 (en)	2009-03-19
AU2008299528B2 true AU2008299528B2 (en)	2012-02-16

Family

ID=40451505

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
AU2008299528A Ceased AU2008299528B2 (en)	2007-09-14	2008-09-03	Control of by-pass current in multi-polar light metal reduction cells

Country Status (8)

Country	Link
US (1)	US20100200420A1 (no)
CN (1)	CN101802270B (no)
AU (1)	AU2008299528B2 (no)
CA (1)	CA2697396C (no)
NO (1)	NO20100526L (no)
RU (1)	RU2010112494A (no)
TW (1)	TWD149581S1 (no)
WO (1)	WO2009033260A1 (no)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
CN102206839A (zh) *	2011-06-24	2011-10-05	遵宝钛业有限公司	一种镁电解槽的砌筑方法
CN104562092B (zh) *	2015-02-03	2017-05-10	奉新赣锋锂业有限公司	一种多阳极金属锂电解槽
CN110808354B (zh) *	2019-11-25	2022-06-28	衡阳凯新特种材料科技有限公司	绝缘性能好的耐用型氮化硅电极保护罩

Citations (4)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
CA1224743A (en) *	1982-08-06	1987-07-28	Olivo G. Sivilotti	Metal production by electrolysis of a molten electrolyte
CA1228051A (en) *	1982-06-14	1987-10-13	Olivo G. Sivilotti	Metal production by electrolysis of a molten electrolyte
CA1337059C (en) *	1988-03-30	1995-09-19	Hiroshi Matsunami	Electrolytic cell for recovery of metal
CA2409395A1 (en) *	2000-06-12	2001-12-20	Alcan International Limited	Electrolysis cell

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US2468022A (en) *	1944-12-21	1949-04-26	Dow Chemical Co	Electrolytic apparatus for producing magnesium
US2629688A (en) *	1950-10-28	1953-02-24	Dow Chemical Co	Electrolytic apparatus for production of magnesium
US3396094A (en) *	1962-10-25	1968-08-06	Canada Aluminum Co	Electrolytic method and apparatus for production of magnesium
IL61062A (en) *	1979-09-27	1985-05-31	Ishizuka Hiroshi	Apparatus for electrolytic production of magnesium metal from its chloride
CA1171384A (en) *	1980-12-11	1984-07-24	Hiroshi Ishizuka	Electrolytic cell for magnesium chloride
JPS58161788A (ja) *	1982-03-16	1983-09-26	Hiroshi Ishizuka	ＭｇＣｌ↓２用電解装置
US4510029A (en) *	1984-05-18	1985-04-09	Amax Inc.	Molten salt electrostripping cell and method for purifying molten salt electrolytes
JP3812951B2 (ja) *	1995-04-21	2006-08-23	アルキャン・インターナショナル・リミテッド	溶融電解質の電解による金属回収のための多極電解槽
IL140563A (en) *	1998-07-08	2004-09-27	Alcan Int Ltd	Molten salt electrolytic cell having metal reservoir
US6488760B1 (en) *	1998-10-13	2002-12-03	The Valspar Corporation	Universal paint tinting concentrates
WO2000022050A1 (en) *	1998-10-13	2000-04-20	The Valspar Corporation	Universal paint tinting concentrates

2008
- 2008-09-03 RU RU2010112494/02A patent/RU2010112494A/ru not_active Application Discontinuation
- 2008-09-03 CN CN2008801071435A patent/CN101802270B/zh not_active Expired - Fee Related
- 2008-09-03 CA CA2697396A patent/CA2697396C/en not_active Expired - Fee Related
- 2008-09-03 AU AU2008299528A patent/AU2008299528B2/en not_active Ceased
- 2008-09-03 US US12/677,599 patent/US20100200420A1/en not_active Abandoned
- 2008-09-03 WO PCT/CA2008/001544 patent/WO2009033260A1/en not_active Ceased
2010
- 2010-04-14 NO NO20100526A patent/NO20100526L/no not_active Application Discontinuation
2011
- 2011-03-21 TW TW100301351F patent/TWD149581S1/zh unknown

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
CA1228051A (en) *	1982-06-14	1987-10-13	Olivo G. Sivilotti	Metal production by electrolysis of a molten electrolyte
CA1224743A (en) *	1982-08-06	1987-07-28	Olivo G. Sivilotti	Metal production by electrolysis of a molten electrolyte
CA1337059C (en) *	1988-03-30	1995-09-19	Hiroshi Matsunami	Electrolytic cell for recovery of metal
CA2409395A1 (en) *	2000-06-12	2001-12-20	Alcan International Limited	Electrolysis cell

Also Published As

Publication number	Publication date
AU2008299528A1 (en)	2009-03-19
RU2010112494A (ru)	2011-10-20
WO2009033260A1 (en)	2009-03-19
CA2697396A1 (en)	2009-03-19
US20100200420A1 (en)	2010-08-12
CN101802270B (zh)	2012-05-30
TWD149581S1 (zh)	2012-10-11
CN101802270A (zh)	2010-08-11
NO20100526L (no)	2010-06-11
CA2697396C (en)	2011-11-08

Legal Events

Date	Code	Title	Description
2012-06-14	FGA	Letters patent sealed or granted (standard patent)
2013-03-28	MK14	Patent ceased section 143(a) (annual fees not paid) or expired

Publication	Publication Date	Title
CA1140494A (en)	1983-02-01	Cathode for a reduction pot for the electrolysis of a molten charge
US4596637A (en)	1986-06-24	Apparatus and method for electrolysis and float
US4622111A (en)	1986-11-11	Apparatus and method for electrolysis and inclined electrodes
RU2101392C1 (ru)	1998-01-10	Электролизер для получения алюминия электролизом, анодный блок электролизера, способ переналадки электролизера и способ получения алюминия электролизом
US6866768B2 (en)	2005-03-15	Electrolytic cell for production of aluminum from alumina
US4376690A (en)	1983-03-15	Cathode for a cell for fused salt electrolysis
US5935394A (en)	1999-08-10	Multi-polar cell for the recovery of a metal by electrolysis of a molten electrolyte
CA1164823A (en)	1984-04-03	Electrode arrangement in a cell for manufacture of aluminum from molten salts
EP0126555A1 (en)	1984-11-28	Electrolytic cell and method
CA3030330C (en)	2023-01-03	Advanced aluminum electrolysis cell
US4664760A (en)	1987-05-12	Electrolytic cell and method of electrolysis using supported electrodes
US6811676B2 (en)	2004-11-02	Electrolytic cell for production of aluminum from alumina
CA1280715C (en)	1991-02-26	Electrolytic cell with anode having projections and surrounded by partition
AU2008299528B2 (en)	2012-02-16	Control of by-pass current in multi-polar light metal reduction cells
CN1243852C (zh)	2006-03-01	金属生产用电解槽的绝热组件
US4504366A (en)	1985-03-12	Support member and electrolytic method
JPH0443987B2 (no)	1992-07-20
AU762338B2 (en)	2003-06-26	Aluminium electrowinning cells having a V-shaped cathode bottom
RU2722605C1 (ru)	2020-06-02	Электролизер для производства алюминия
RU2636421C2 (ru)	2017-11-23	Электролизер, предназначенный для применения в производстве алюминия
RU2220228C2 (ru)	2003-12-27	Устройство для циркуляции ванны расплава солей в электролизере
CA3216073A1 (en)	2023-03-16	An electrode body of an electrode for the electrolytic production of a metal
SE194030C1 (no)	1964-01-01