CA2900418C - Cathode block having an abrasion-resistant surface that can be wetted - Google Patents
Cathode block having an abrasion-resistant surface that can be wetted Download PDFInfo
- Publication number
- CA2900418C CA2900418C CA2900418A CA2900418A CA2900418C CA 2900418 C CA2900418 C CA 2900418C CA 2900418 A CA2900418 A CA 2900418A CA 2900418 A CA2900418 A CA 2900418A CA 2900418 C CA2900418 C CA 2900418C
- Authority
- CA
- Canada
- Prior art keywords
- cathode block
- graphitisation
- carbon
- mehring
- maire
- 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.)
- Expired - Fee Related
Links
- 238000005299 abrasion Methods 0.000 title description 3
- 239000000463 material Substances 0.000 claims abstract description 110
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims abstract description 101
- 229910052799 carbon Inorganic materials 0.000 claims abstract description 76
- 238000010438 heat treatment Methods 0.000 claims abstract description 68
- 239000000203 mixture Substances 0.000 claims abstract description 63
- 229910052782 aluminium Inorganic materials 0.000 claims abstract description 30
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims abstract description 29
- 239000000919 ceramic Substances 0.000 claims description 79
- 239000004411 aluminium Substances 0.000 claims description 29
- 238000000034 method Methods 0.000 claims description 28
- 238000005868 electrolysis reaction Methods 0.000 claims description 27
- QYEXBYZXHDUPRC-UHFFFAOYSA-N B#[Ti]#B Chemical compound B#[Ti]#B QYEXBYZXHDUPRC-UHFFFAOYSA-N 0.000 claims description 19
- 229910033181 TiB2 Inorganic materials 0.000 claims description 19
- 239000011230 binding agent Substances 0.000 claims description 17
- 238000004519 manufacturing process Methods 0.000 claims description 11
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 claims description 10
- 239000010936 titanium Substances 0.000 claims description 10
- 229910052719 titanium Inorganic materials 0.000 claims description 10
- 239000000470 constituent Substances 0.000 claims description 8
- 239000000126 substance Substances 0.000 claims description 6
- 229910007948 ZrB2 Inorganic materials 0.000 claims description 4
- VWZIXVXBCBBRGP-UHFFFAOYSA-N boron;zirconium Chemical compound B#[Zr]#B VWZIXVXBCBBRGP-UHFFFAOYSA-N 0.000 claims description 4
- 238000002485 combustion reaction Methods 0.000 claims description 4
- 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
- NRTOMJZYCJJWKI-UHFFFAOYSA-N Titanium nitride Chemical compound [Ti]#N NRTOMJZYCJJWKI-UHFFFAOYSA-N 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
- 238000007493 shaping process Methods 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
- 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 2
- UONOETXJSWQNOL-UHFFFAOYSA-N tungsten carbide Chemical compound [W+]#[C-] UONOETXJSWQNOL-UHFFFAOYSA-N 0.000 claims description 2
- 238000005087 graphitization Methods 0.000 abstract description 2
- 239000011225 non-oxide ceramic Substances 0.000 abstract 1
- 229910052575 non-oxide ceramic Inorganic materials 0.000 abstract 1
- 239000000571 coke Substances 0.000 description 30
- 239000002245 particle Substances 0.000 description 25
- 229910002804 graphite Inorganic materials 0.000 description 21
- 239000010439 graphite Substances 0.000 description 21
- PNEYBMLMFCGWSK-UHFFFAOYSA-N Alumina Chemical compound [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 15
- HSFWRNGVRCDJHI-UHFFFAOYSA-N alpha-acetylene Natural products C#C HSFWRNGVRCDJHI-UHFFFAOYSA-N 0.000 description 13
- 125000002534 ethynyl group Chemical group [H]C#C* 0.000 description 13
- 238000009826 distribution Methods 0.000 description 10
- 239000003575 carbonaceous material Substances 0.000 description 6
- 239000007788 liquid Substances 0.000 description 5
- 238000002441 X-ray diffraction Methods 0.000 description 4
- 239000000274 aluminium melt Substances 0.000 description 4
- 230000015572 biosynthetic process Effects 0.000 description 4
- 239000002131 composite material Substances 0.000 description 4
- 229910001610 cryolite Inorganic materials 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- 239000003792 electrolyte Substances 0.000 description 4
- 229910003481 amorphous carbon Inorganic materials 0.000 description 3
- 239000011294 coal tar pitch Substances 0.000 description 3
- 238000005265 energy consumption Methods 0.000 description 3
- 239000007770 graphite material Substances 0.000 description 3
- 239000000155 melt Substances 0.000 description 3
- 238000010791 quenching Methods 0.000 description 3
- 230000000171 quenching effect Effects 0.000 description 3
- 229930195735 unsaturated hydrocarbon Natural products 0.000 description 3
- KLZUFWVZNOTSEM-UHFFFAOYSA-K Aluminium flouride Chemical compound F[Al](F)F KLZUFWVZNOTSEM-UHFFFAOYSA-K 0.000 description 2
- 238000009626 Hall-Héroult process Methods 0.000 description 2
- 238000000149 argon plasma sintering Methods 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 238000011049 filling Methods 0.000 description 2
- 238000002844 melting Methods 0.000 description 2
- 230000008018 melting Effects 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 238000002156 mixing Methods 0.000 description 2
- 239000003921 oil Substances 0.000 description 2
- 239000002006 petroleum coke Substances 0.000 description 2
- 239000011295 pitch Substances 0.000 description 2
- 239000000843 powder Substances 0.000 description 2
- 239000004071 soot Substances 0.000 description 2
- 239000007858 starting material Substances 0.000 description 2
- 229910001018 Cast iron Inorganic materials 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 239000000654 additive Substances 0.000 description 1
- -1 aluminium ions Chemical class 0.000 description 1
- RHZUVFJBSILHOK-UHFFFAOYSA-N anthracen-1-ylmethanolate Chemical compound C1=CC=C2C=C3C(C[O-])=CC=CC3=CC2=C1 RHZUVFJBSILHOK-UHFFFAOYSA-N 0.000 description 1
- 239000003830 anthracite Substances 0.000 description 1
- 239000010426 asphalt Substances 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 239000006227 byproduct Substances 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
- 229910021386 carbon form Inorganic materials 0.000 description 1
- 238000003763 carbonization Methods 0.000 description 1
- 230000003197 catalytic effect Effects 0.000 description 1
- 238000004939 coking Methods 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 239000010779 crude oil Substances 0.000 description 1
- 230000003111 delayed effect Effects 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 239000007849 furan resin Substances 0.000 description 1
- 229910021397 glassy carbon Inorganic materials 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 230000000737 periodic effect Effects 0.000 description 1
- 239000011301 petroleum pitch Substances 0.000 description 1
- 239000005011 phenolic resin Substances 0.000 description 1
- 239000002243 precursor Substances 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 239000000047 product Substances 0.000 description 1
- 239000012495 reaction gas Substances 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 239000012798 spherical particle Substances 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 238000003786 synthesis reaction Methods 0.000 description 1
- 239000011269 tar Substances 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
- ZBZHVBPVQIHFJN-UHFFFAOYSA-N trimethylalumane Chemical compound C[Al](C)C.C[Al](C)C ZBZHVBPVQIHFJN-UHFFFAOYSA-N 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)
- Battery Electrode And Active Subsutance (AREA)
- Inert Electrodes (AREA)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE102013202437.1 | 2013-02-14 | ||
DE201310202437 DE102013202437A1 (de) | 2013-02-14 | 2013-02-14 | Kathodenblock mit einer benetzbaren und abrasionsbeständigen Oberfläche |
PCT/EP2014/052731 WO2014124970A1 (de) | 2013-02-14 | 2014-02-12 | Kathodenblock mit einer benetzbaren und abrasionsbeständigen oberfläche |
Publications (2)
Publication Number | Publication Date |
---|---|
CA2900418A1 CA2900418A1 (en) | 2014-08-21 |
CA2900418C true CA2900418C (en) | 2018-01-02 |
Family
ID=50073212
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CA2900418A Expired - Fee Related CA2900418C (en) | 2013-02-14 | 2014-02-12 | Cathode block having an abrasion-resistant surface that can be wetted |
Country Status (8)
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP3491176A1 (en) * | 2016-07-26 | 2019-06-05 | COBEX GmbH | Cathode current collector/connector for a hall-heroult cell |
WO2018019910A1 (en) * | 2016-07-26 | 2018-02-01 | Sgl Cfl Ce Gmbh | Cathode assembly for the production of aluminum |
AU2020444643A1 (en) | 2020-04-30 | 2022-11-03 | Norsk Hydro Asa | Cathode blocks for aluminium electroysis and a method for producing same |
Family Cites Families (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2947005C2 (de) | 1979-11-22 | 1983-08-04 | Basf Ag, 6700 Ludwigshafen | Verfahren zur Herstellung von Acetylen aus Kohlenwasserstoffen |
US4333813A (en) * | 1980-03-03 | 1982-06-08 | Reynolds Metals Company | Cathodes for alumina reduction cells |
US4376029A (en) * | 1980-09-11 | 1983-03-08 | Great Lakes Carbon Corporation | Titanium diboride-graphite composits |
JPH05263285A (ja) * | 1992-03-17 | 1993-10-12 | Nippon Light Metal Co Ltd | アルミニウム電解用電極 |
JP2002266091A (ja) * | 2001-03-09 | 2002-09-18 | Sec Corp | アルミニウム製錬用黒鉛化カソードブロック |
EP1959462B1 (en) * | 2007-02-15 | 2010-10-27 | SGL Carbon SE | Porous coke |
CN101158048A (zh) * | 2007-08-03 | 2008-04-09 | 中国铝业股份有限公司 | 一种铝电解槽用石墨化可湿润阴极炭块及其生产方法 |
JP5554117B2 (ja) * | 2010-03-30 | 2014-07-23 | 日本電極株式会社 | アルミニウム精錬用カソードカーボンブロック及びその製造方法 |
DE102010029538A1 (de) * | 2010-05-31 | 2011-12-01 | Sgl Carbon Se | Kohlenstoffkörper, Verfahren zur Herstellung eines Kohlenstoffkörpers und seine Verwendung |
DE102010038669A1 (de) * | 2010-07-29 | 2012-02-02 | Sgl Carbon Se | Kathodenblock für eine Aluminium-Elektrolysezelle und ein Verfahren zu seiner Herstellung |
DE102010038665A1 (de) * | 2010-07-29 | 2012-02-02 | Sgl Carbon Se | Verfahren zum Herstellen eines Kathodenblocks für eine Aluminium-Elektrolysezelle und einen Kathodenblock |
DE102011004013A1 (de) | 2011-02-11 | 2012-08-16 | Sgl Carbon Se | Graphitierter Kathodenblock mit einer abrasionsbeständigen Oberfläche |
DE102011004012A1 (de) * | 2011-02-11 | 2012-08-16 | Sgl Carbon Se | Oberflächenprofilierter Graphit-Kathodenblock mit einer abrasionsbeständigen Oberfläche |
-
2013
- 2013-02-14 DE DE201310202437 patent/DE102013202437A1/de not_active Withdrawn
-
2014
- 2014-02-12 RU RU2015138609A patent/RU2015138609A/ru not_active Application Discontinuation
- 2014-02-12 CA CA2900418A patent/CA2900418C/en not_active Expired - Fee Related
- 2014-02-12 WO PCT/EP2014/052731 patent/WO2014124970A1/de active Application Filing
- 2014-02-12 JP JP2015557413A patent/JP2016514204A/ja not_active Ceased
- 2014-02-12 EP EP14703885.5A patent/EP2956573A1/de not_active Withdrawn
- 2014-02-12 CN CN201480008980.8A patent/CN105026619A/zh active Pending
- 2014-02-12 UA UAA201508810A patent/UA115170C2/uk unknown
Also Published As
Publication number | Publication date |
---|---|
CN105026619A (zh) | 2015-11-04 |
CA2900418A1 (en) | 2014-08-21 |
DE102013202437A1 (de) | 2014-08-14 |
UA115170C2 (uk) | 2017-09-25 |
JP2016514204A (ja) | 2016-05-19 |
WO2014124970A1 (de) | 2014-08-21 |
EP2956573A1 (de) | 2015-12-23 |
RU2015138609A (ru) | 2017-03-20 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
EEER | Examination request |
Effective date: 20150806 |
|
MKLA | Lapsed |
Effective date: 20200212 |