CA2826604C - Cathode block having a top layer containing hard material - Google Patents

Cathode block having a top layer containing hard material Download PDF

Info

Publication number: CA2826604C
Authority: CA; Canada
Prior art keywords: cathode block; block according; cathode; weight; top layer
Prior art date: 2011-02-11
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

CA2826604A

Other languages

English (en)

French (fr)

Other versions

CA2826604A1 (en

Inventor

Frank Hiltmann

Martin Kucher

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.)

Sgl Cfl Ce GmbH

Original Assignee

SGL Carbon SE

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.)

2011-02-11

Filing date

2012-02-06

Publication date

2016-11-08

2012-02-06 Application filed by SGL Carbon SE filed Critical SGL Carbon SE

2012-08-16 Publication of CA2826604A1 publication Critical patent/CA2826604A1/en

2016-11-08 Application granted granted Critical

2016-11-08 Publication of CA2826604C publication Critical patent/CA2826604C/en

Status Expired - Fee Related legal-status Critical Current

2032-02-06 Anticipated expiration legal-status Critical

Links

239000000463 material Substances 0.000 title claims abstract description 69
OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims abstract description 60
229910002804 graphite Inorganic materials 0.000 claims abstract description 38
239000010439 graphite Substances 0.000 claims abstract description 37
229910052782 aluminium Inorganic materials 0.000 claims abstract description 33
XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims abstract description 32
229910052799 carbon Inorganic materials 0.000 claims abstract description 23
238000002844 melting Methods 0.000 claims abstract description 10
230000008018 melting Effects 0.000 claims abstract description 10
239000002131 composite material Substances 0.000 claims abstract description 7
238000005868 electrolysis reaction Methods 0.000 claims description 43
239000002245 particle Substances 0.000 claims description 38
239000004411 aluminium Substances 0.000 claims description 32
QYEXBYZXHDUPRC-UHFFFAOYSA-N B#[Ti]#B Chemical compound B#[Ti]#B QYEXBYZXHDUPRC-UHFFFAOYSA-N 0.000 claims description 31
229910033181 TiB2 Inorganic materials 0.000 claims description 31
RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 claims description 23
239000010936 titanium Substances 0.000 claims description 23
229910052719 titanium Inorganic materials 0.000 claims description 23
229910003481 amorphous carbon Inorganic materials 0.000 claims description 22
239000000919 ceramic Substances 0.000 claims description 18
239000000203 mixture Substances 0.000 claims description 16
238000009826 distribution Methods 0.000 claims description 14
239000011230 binding agent Substances 0.000 claims description 13
238000001370 static light scattering Methods 0.000 claims description 9
229910052751 metal Inorganic materials 0.000 claims description 7
239000002184 metal Substances 0.000 claims description 7
239000000126 substance Substances 0.000 claims description 5
NRTOMJZYCJJWKI-UHFFFAOYSA-N Titanium nitride Chemical compound [Ti]#N NRTOMJZYCJJWKI-UHFFFAOYSA-N 0.000 claims description 4
MTPVUVINMAGMJL-UHFFFAOYSA-N trimethyl(1,1,2,2,2-pentafluoroethyl)silane Chemical compound C[Si](C)(C)C(F)(F)C(F)(F)F MTPVUVINMAGMJL-UHFFFAOYSA-N 0.000 claims description 4
229910007948 ZrB2 Inorganic materials 0.000 claims description 3
VWZIXVXBCBBRGP-UHFFFAOYSA-N boron;zirconium Chemical compound B#[Zr]#B VWZIXVXBCBBRGP-UHFFFAOYSA-N 0.000 claims description 3
INZDTEICWPZYJM-UHFFFAOYSA-N 1-(chloromethyl)-4-[4-(chloromethyl)phenyl]benzene Chemical compound C1=CC(CCl)=CC=C1C1=CC=C(CCl)C=C1 INZDTEICWPZYJM-UHFFFAOYSA-N 0.000 claims description 2
229910052580 B4C Inorganic materials 0.000 claims description 2
229910052582 BN Inorganic materials 0.000 claims description 2
PZNSFCLAULLKQX-UHFFFAOYSA-N Boron nitride Chemical compound N#B PZNSFCLAULLKQX-UHFFFAOYSA-N 0.000 claims description 2
229910052581 Si3N4 Inorganic materials 0.000 claims description 2
INAHAJYZKVIDIZ-UHFFFAOYSA-N boron carbide Chemical compound B12B3B4C32B41 INAHAJYZKVIDIZ-UHFFFAOYSA-N 0.000 claims description 2
JEUVAEBWTRCMTB-UHFFFAOYSA-N boron;tantalum Chemical compound B#[Ta]#B JEUVAEBWTRCMTB-UHFFFAOYSA-N 0.000 claims description 2
150000001875 compounds Chemical class 0.000 claims description 2
HBMJWWWQQXIZIP-UHFFFAOYSA-N silicon carbide Chemical compound [Si+]#[C-] HBMJWWWQQXIZIP-UHFFFAOYSA-N 0.000 claims description 2
229910010271 silicon carbide Inorganic materials 0.000 claims description 2
HQVNEWCFYHHQES-UHFFFAOYSA-N silicon nitride Chemical compound N12[Si]34N5[Si]62N3[Si]51N64 HQVNEWCFYHHQES-UHFFFAOYSA-N 0.000 claims description 2
UONOETXJSWQNOL-UHFFFAOYSA-N tungsten carbide Chemical compound [W+]#[C-] UONOETXJSWQNOL-UHFFFAOYSA-N 0.000 claims description 2
PNEYBMLMFCGWSK-UHFFFAOYSA-N Alumina Chemical compound [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 35
235000010210 aluminium Nutrition 0.000 description 30
239000002002 slurry Substances 0.000 description 16
229960005363 aluminium oxide Drugs 0.000 description 13
230000015572 biosynthetic process Effects 0.000 description 12
238000005755 formation reaction Methods 0.000 description 12
229910001610 cryolite Inorganic materials 0.000 description 9
238000005265 energy consumption Methods 0.000 description 9
239000000274 aluminium melt Substances 0.000 description 6
238000000576 coating method Methods 0.000 description 6
238000000151 deposition Methods 0.000 description 6
230000008021 deposition Effects 0.000 description 6
230000000694 effects Effects 0.000 description 6
229910001018 Cast iron Inorganic materials 0.000 description 5
239000011336 carbonized pitch Substances 0.000 description 5
239000000155 melt Substances 0.000 description 5
238000009626 Hall-Héroult process Methods 0.000 description 4
238000005299 abrasion Methods 0.000 description 4
RHZUVFJBSILHOK-UHFFFAOYSA-N anthracen-1-ylmethanolate Chemical compound C1=CC=C2C=C3C(C[O-])=CC=CC3=CC2=C1 RHZUVFJBSILHOK-UHFFFAOYSA-N 0.000 description 4
239000003830 anthracite Substances 0.000 description 4
239000003792 electrolyte Substances 0.000 description 4
238000004519 manufacturing process Methods 0.000 description 4
238000000034 method Methods 0.000 description 4
239000011295 pitch Substances 0.000 description 4
239000011248 coating agent Substances 0.000 description 3
239000007788 liquid Substances 0.000 description 3
KLZUFWVZNOTSEM-UHFFFAOYSA-K Aluminium flouride Chemical compound F[Al](F)F KLZUFWVZNOTSEM-UHFFFAOYSA-K 0.000 description 2
-1 aluminium ions Chemical class 0.000 description 2
229910021383 artificial graphite Inorganic materials 0.000 description 2
230000033001 locomotion Effects 0.000 description 2
230000007774 longterm Effects 0.000 description 2
229910021382 natural graphite Inorganic materials 0.000 description 2
239000000843 powder Substances 0.000 description 2
206010013710 Drug interaction Diseases 0.000 description 1
229910000831 Steel Inorganic materials 0.000 description 1
230000001154 acute effect Effects 0.000 description 1
239000000654 additive Substances 0.000 description 1
QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
WUKWITHWXAAZEY-UHFFFAOYSA-L calcium difluoride Chemical compound [F-].[F-].[Ca+2] WUKWITHWXAAZEY-UHFFFAOYSA-L 0.000 description 1
229910001634 calcium fluoride Inorganic materials 0.000 description 1
239000011294 coal tar pitch Substances 0.000 description 1
239000000470 constituent Substances 0.000 description 1
238000005336 cracking Methods 0.000 description 1
239000000428 dust Substances 0.000 description 1
230000005518 electrochemistry Effects 0.000 description 1
239000007770 graphite material Substances 0.000 description 1
239000011307 graphite pitch Substances 0.000 description 1
230000003993 interaction Effects 0.000 description 1
239000011159 matrix material Substances 0.000 description 1
150000001247 metal acetylides Chemical class 0.000 description 1
239000001301 oxygen Substances 0.000 description 1
229910052760 oxygen Inorganic materials 0.000 description 1
239000011301 petroleum pitch Substances 0.000 description 1
238000007750 plasma spraying Methods 0.000 description 1
230000002265 prevention Effects 0.000 description 1
238000007493 shaping process Methods 0.000 description 1
239000007858 starting material Substances 0.000 description 1
239000010959 steel Substances 0.000 description 1
230000003746 surface roughness Effects 0.000 description 1
238000009736 wetting Methods 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
- 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)

CA2826604A 2011-02-11 2012-02-06 Cathode block having a top layer containing hard material Expired - Fee Related CA2826604C (en)

Applications Claiming Priority (3)

Application Number	Priority Date	Filing Date	Title
DE102011004014A DE102011004014A1 (de)	2011-02-11	2011-02-11	Kathodenblock mit einer Hartstoff enthaltenden Deckschicht
DE102011004014.5		2011-02-11
PCT/EP2012/051961 WO2012107401A2 (de)	2011-02-11	2012-02-06	Kathodenblock mit einer hartstoff enthaltenden deckschicht

Publications (2)

Publication Number	Publication Date
CA2826604A1 CA2826604A1 (en)	2012-08-16
CA2826604C true CA2826604C (en)	2016-11-08

Family

ID=45562342

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
CA2826604A Expired - Fee Related CA2826604C (en)	2011-02-11	2012-02-06	Cathode block having a top layer containing hard material

Country Status (8)

Country	Link
EP (1)	EP2673399A2 (de)
JP (1)	JP2014505177A (de)
CN (1)	CN103443331A (de)
CA (1)	CA2826604C (de)
DE (1)	DE102011004014A1 (de)
RU (1)	RU2584097C2 (de)
UA (1)	UA110367C2 (de)
WO (1)	WO2012107401A2 (de)

Family Cites Families (20)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US4333813A (en) *	1980-03-03	1982-06-08	Reynolds Metals Company	Cathodes for alumina reduction cells
US4308114A (en) *	1980-07-21	1981-12-29	Aluminum Company Of America	Electrolytic production of aluminum using a composite cathode
EP0085093A4 (de) *	1981-07-27	1984-04-27	Great Lakes Carbon Corp	Gesinterte feuerfeste harte metalle.
US4526669A (en) *	1982-06-03	1985-07-02	Great Lakes Carbon Corporation	Cathodic component for aluminum reduction cell
US4544469A (en) *	1982-07-22	1985-10-01	Commonwealth Aluminum Corporation	Aluminum cell having aluminum wettable cathode surface
US4466995A (en) *	1982-07-22	1984-08-21	Martin Marietta Corporation	Control of ledge formation in aluminum cell operation
US4481052A (en) *	1983-01-28	1984-11-06	Martin Marietta Corporation	Method of making refractory hard metal containing tiles for aluminum cell cathodes
US4582553A (en) *	1984-02-03	1986-04-15	Commonwealth Aluminum Corporation	Process for manufacture of refractory hard metal containing plates for aluminum cell cathodes
FR2566002B1 (fr) *	1984-06-13	1986-11-21	Pechiney Aluminium	Bloc cathodique modulaire et cathode a faible chute de tension pour cuves d'electrolyse hall-heroult
ATE182370T1 (de) *	1992-12-17	1999-08-15	Comalco Alu	Elektrolysezelle für die herstellung von metallen
CA2199288C (en) *	1994-09-08	2008-06-17	Vittorio De Nora	Aluminium electrowinning cell with improved carbon cathode blocks
DE19714433C2 (de)	1997-04-08	2002-08-01	Celanese Ventures Gmbh	Verfahren zur Herstellung einer Beschichtung mit einem Titanborid-gehald von mindestens 80 Gew.-%
AU762779B2 (en) *	1998-11-17	2003-07-03	Alcan International Limited	Wettable and erosion/oxidation-resistant carbon-composite materials
CN1091471C (zh) *	2000-05-08	2002-09-25	新化县碳素厂	硼化钛─碳复合层阴极碳块及其制备方法
CN100366800C (zh) *	2004-12-28	2008-02-06	中国铝业股份有限公司	一种TiB2复合层阴极炭块制备方法
CN100491600C (zh) *	2006-10-18	2009-05-27	中国铝业股份有限公司	一种可湿润阴极炭块的制备方法
CN101165217A (zh) *	2007-08-08	2008-04-23	中国铝业股份有限公司	一种基体为高石墨质的可湿润阴极炭块及其生产方法
RU2371523C1 (ru) *	2008-06-23	2009-10-27	Федеральное государственное образовательное учреждение высшего профессионального образования "Сибирский федеральный университет"	Композиционный материал для смачиваемого катода алюминиевого электролизера
CN201261809Y (zh) *	2008-08-12	2009-06-24	高德金	带有铝液磁旋流调整装置的阴极内衬
DE102010038669A1 (de) *	2010-07-29	2012-02-02	Sgl Carbon Se	Kathodenblock für eine Aluminium-Elektrolysezelle und ein Verfahren zu seiner Herstellung

2011
- 2011-02-11 DE DE102011004014A patent/DE102011004014A1/de not_active Ceased
2012
- 2012-02-06 CN CN2012800152357A patent/CN103443331A/zh active Pending
- 2012-02-06 EP EP12702278.8A patent/EP2673399A2/de not_active Withdrawn
- 2012-02-06 CA CA2826604A patent/CA2826604C/en not_active Expired - Fee Related
- 2012-02-06 JP JP2013552924A patent/JP2014505177A/ja not_active Ceased
- 2012-02-06 WO PCT/EP2012/051961 patent/WO2012107401A2/de not_active Ceased
- 2012-02-06 RU RU2013141533/02A patent/RU2584097C2/ru not_active IP Right Cessation
- 2012-06-02 UA UAA201310889A patent/UA110367C2/ru unknown

Also Published As

Publication number	Publication date
JP2014505177A (ja)	2014-02-27
RU2013141533A (ru)	2015-03-20
RU2584097C2 (ru)	2016-05-20
WO2012107401A2 (de)	2012-08-16
CA2826604A1 (en)	2012-08-16
EP2673399A2 (de)	2013-12-18
DE102011004014A1 (de)	2012-08-16
UA110367C2 (en)	2015-12-25
CN103443331A (zh)	2013-12-11
WO2012107401A3 (de)	2012-10-11

Legal Events

Date	Code	Title	Description
2013-09-19	EEER	Examination request	Effective date: 20130806
2020-03-19	MKLA	Lapsed	Effective date: 20200206

Publication	Publication Date	Title
EP1146146B1 (de)	2003-10-29	Mit versenkten Nuten drainierte horizontale Kathodenoberfläche für die Aluminium Elektrogewinnung
US4376690A (en)	1983-03-15	Cathode for a cell for fused salt electrolysis
CA2680087A1 (en)	2008-09-12	Aluminum electrolytic cells having profiled cathode carbon blocks
CA1333061C (en)	1994-11-15	Cathode current collector for aluminum production cells
US4392925A (en)	1983-07-12	Electrode arrangement in a cell for manufacture of aluminum from molten salts
CN103443330B (zh)	2018-01-02	具有抗磨表面的石墨化阴极块
CA2826597A1 (en)	2012-08-16	Surface-profiled graphite cathode block having an abrasion-resistant surface
CN201049966Y (zh)	2008-04-23	一种异形结构铝电解槽的阴极碳块
CA2826604C (en)	2016-11-08	Cathode block having a top layer containing hard material
CA2826860A1 (en)	2012-08-16	Surface-profiled cathode block containing hard material
AU762338B2 (en)	2003-06-26	Aluminium electrowinning cells having a V-shaped cathode bottom
RU2668615C2 (ru)	2018-10-02	Боковой блок для стенки электролизера для восстановления алюминия
CA2900418A1 (en)	2014-08-21	Cathode block having an abrasion-resistant surface that can be wetted
CA2826328A1 (en)	2012-08-16	Cathode arrangement having a surface-profiled cathode block with a groove of variable depth
RU2557177C2 (ru)	2015-07-20	Графитированное фасонное катодное устройство для получения алюминия и его графитированный замедлительный катодный блок
CA2354120C (en)	2004-10-19	Aluminium electrowinning cell with improved carbon cathode blocks
US20040084324A1 (en)	2004-05-06	Aluminium electrowinning cells having a V-shaped cathode bottom
AU6551901A (en)	2003-03-06	Horizontal drained cathode surface with recessed grooves for aluminium electrowinning