CA2862277C - Method for producing a cathode block for an aluminium electrolytic cell - Google Patents
Method for producing a cathode block for an aluminium electrolytic cell Download PDFInfo
- Publication number
- CA2862277C CA2862277C CA2862277A CA2862277A CA2862277C CA 2862277 C CA2862277 C CA 2862277C CA 2862277 A CA2862277 A CA 2862277A CA 2862277 A CA2862277 A CA 2862277A CA 2862277 C CA2862277 C CA 2862277C
- Authority
- CA
- Canada
- Prior art keywords
- coke
- layer
- hard material
- cathode block
- combination
- 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.)
- Active
Links
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 10
- 229910052782 aluminium Inorganic materials 0.000 title abstract description 10
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 title abstract description 10
- 239000004411 aluminium Substances 0.000 title description 9
- 238000000034 method Methods 0.000 claims abstract description 46
- 239000000571 coke Substances 0.000 claims description 102
- 239000000463 material Substances 0.000 claims description 58
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 50
- 229910052799 carbon Inorganic materials 0.000 claims description 36
- 230000008602 contraction Effects 0.000 claims description 24
- 238000001816 cooling Methods 0.000 claims description 23
- 238000003763 carbonization Methods 0.000 claims description 21
- 239000000203 mixture Substances 0.000 claims description 15
- 229910002804 graphite Inorganic materials 0.000 claims description 14
- 239000010439 graphite Substances 0.000 claims description 14
- 239000002245 particle Substances 0.000 claims description 14
- 230000009970 fire resistant effect Effects 0.000 claims description 11
- 239000007858 starting material Substances 0.000 claims description 9
- 238000009826 distribution Methods 0.000 claims description 7
- 238000007493 shaping process Methods 0.000 claims description 4
- 239000000654 additive Substances 0.000 claims description 3
- QYEXBYZXHDUPRC-UHFFFAOYSA-N B#[Ti]#B Chemical compound B#[Ti]#B QYEXBYZXHDUPRC-UHFFFAOYSA-N 0.000 claims 2
- 229910033181 TiB2 Inorganic materials 0.000 claims 2
- 230000000996 additive effect Effects 0.000 claims 1
- 239000000843 powder Substances 0.000 description 14
- 239000011295 pitch Substances 0.000 description 9
- 238000002156 mixing Methods 0.000 description 8
- 238000010438 heat treatment Methods 0.000 description 5
- 239000002131 composite material Substances 0.000 description 4
- 238000005470 impregnation Methods 0.000 description 4
- 238000005259 measurement Methods 0.000 description 4
- 238000012545 processing Methods 0.000 description 4
- 238000009736 wetting Methods 0.000 description 4
- 239000000274 aluminium melt Substances 0.000 description 3
- 229910010293 ceramic material Inorganic materials 0.000 description 3
- 238000005056 compaction Methods 0.000 description 3
- 238000007796 conventional method Methods 0.000 description 3
- 230000003628 erosive effect Effects 0.000 description 3
- 239000007788 liquid Substances 0.000 description 3
- 238000002844 melting Methods 0.000 description 3
- 230000008018 melting Effects 0.000 description 3
- 229910001610 cryolite Inorganic materials 0.000 description 2
- 238000011161 development Methods 0.000 description 2
- 230000018109 developmental process Effects 0.000 description 2
- 239000003792 electrolyte Substances 0.000 description 2
- 230000035515 penetration Effects 0.000 description 2
- 239000011148 porous material Substances 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 239000011269 tar Substances 0.000 description 2
- 230000008646 thermal stress Effects 0.000 description 2
- 238000007669 thermal treatment Methods 0.000 description 2
- 238000009626 Hall-Héroult process Methods 0.000 description 1
- GVGLGOZIDCSQPN-PVHGPHFFSA-N Heroin Chemical compound O([C@H]1[C@H](C=C[C@H]23)OC(C)=O)C4=C5[C@@]12CCN(C)[C@@H]3CC5=CC=C4OC(C)=O GVGLGOZIDCSQPN-PVHGPHFFSA-N 0.000 description 1
- 235000021355 Stearic acid Nutrition 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 description 1
- 238000002441 X-ray diffraction Methods 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
- 229910021383 artificial graphite Inorganic materials 0.000 description 1
- 239000011230 binding agent Substances 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000000919 ceramic Substances 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 239000011294 coal tar pitch Substances 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 229960002069 diamorphine Drugs 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000008030 elimination Effects 0.000 description 1
- 238000003379 elimination reaction Methods 0.000 description 1
- 230000001747 exhibiting effect Effects 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 230000008595 infiltration Effects 0.000 description 1
- 238000001764 infiltration Methods 0.000 description 1
- 239000007791 liquid phase Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 229910021382 natural graphite Inorganic materials 0.000 description 1
- QIQXTHQIDYTFRH-UHFFFAOYSA-N octadecanoic acid Chemical compound CCCCCCCCCCCCCCCCCC(O)=O QIQXTHQIDYTFRH-UHFFFAOYSA-N 0.000 description 1
- OQCDKBAXFALNLD-UHFFFAOYSA-N octadecanoic acid Natural products CCCCCCCC(C)CCCCCCCCC(O)=O OQCDKBAXFALNLD-UHFFFAOYSA-N 0.000 description 1
- 239000011301 petroleum pitch Substances 0.000 description 1
- 239000012071 phase Substances 0.000 description 1
- 238000002203 pretreatment Methods 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 239000008117 stearic acid Substances 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 229920003002 synthetic resin Polymers 0.000 description 1
- 239000000057 synthetic resin Substances 0.000 description 1
- 230000003685 thermal hair damage Effects 0.000 description 1
- 239000010936 titanium Substances 0.000 description 1
- 229910052719 titanium Inorganic materials 0.000 description 1
- 230000007704 transition Effects 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
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE102012201468A DE102012201468A1 (de) | 2012-02-01 | 2012-02-01 | Verfahren zur Herstellung eines Kathodenblocks für eine Aluminium-Elektrolysezelle und einen Kathodenblock |
| DE102012201468.3 | 2012-02-01 | ||
| PCT/EP2013/051940 WO2013113837A1 (de) | 2012-02-01 | 2013-01-31 | Verfahren zur herstellung eines kathodenblocks für eine aluminium-elektrolysezelle |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CA2862277A1 CA2862277A1 (en) | 2013-08-08 |
| CA2862277C true CA2862277C (en) | 2016-10-25 |
Family
ID=47664281
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA2862277A Active CA2862277C (en) | 2012-02-01 | 2013-01-31 | Method for producing a cathode block for an aluminium electrolytic cell |
Country Status (8)
| Country | Link |
|---|---|
| EP (1) | EP2809833B1 (ja) |
| JP (1) | JP6018227B2 (ja) |
| CN (1) | CN104126032A (ja) |
| CA (1) | CA2862277C (ja) |
| DE (1) | DE102012201468A1 (ja) |
| RU (1) | RU2666806C2 (ja) |
| UA (1) | UA112676C2 (ja) |
| WO (1) | WO2013113837A1 (ja) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| BR112022019157A2 (pt) * | 2020-04-24 | 2022-11-08 | Norsk Hydro As | Solução catódica para uma célula de eletrólise do tipo hall-héroult para a produção de alumínio, e, método para produzir uma solução catódica |
| EP4143368B1 (en) * | 2020-04-30 | 2024-03-13 | Norsk Hydro ASA | Cathode blocks for aluminium electroysis and a method for producing same |
Family Cites Families (21)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS4941006B1 (ja) * | 1970-03-16 | 1974-11-06 | ||
| JPS5394313A (en) * | 1977-01-29 | 1978-08-18 | Ibigawa Electric Ind Co Ltd | Method of manufacturing oxidation resistant carbon products |
| US4308114A (en) * | 1980-07-21 | 1981-12-29 | Aluminum Company Of America | Electrolytic production of aluminum using a composite cathode |
| US4308115A (en) | 1980-08-15 | 1981-12-29 | Aluminum Company Of America | Method of producing aluminum using graphite cathode coated with refractory hard metal |
| US4376029A (en) * | 1980-09-11 | 1983-03-08 | Great Lakes Carbon Corporation | Titanium diboride-graphite composits |
| US4526669A (en) * | 1982-06-03 | 1985-07-02 | Great Lakes Carbon Corporation | Cathodic component for aluminum reduction cell |
| CH658674A5 (de) * | 1984-03-02 | 1986-11-28 | Alusuisse | Kathodenwanne fuer eine aluminium-elektrolysezelle und verfahren zur herstellung von deren seitenwand bildenden verbundkoerpern. |
| CN1062008A (zh) | 1990-12-08 | 1992-06-17 | 东北工学院 | 一种铝电解槽阴极碳块及其制作方法 |
| JPH05263285A (ja) * | 1992-03-17 | 1993-10-12 | Nippon Light Metal Co Ltd | アルミニウム電解用電極 |
| DE19714433C2 (de) * | 1997-04-08 | 2002-08-01 | Celanese Ventures Gmbh | Verfahren zur Herstellung einer Beschichtung mit einem Titanborid-gehald von mindestens 80 Gew.-% |
| FR2789093B1 (fr) * | 1999-02-02 | 2001-03-09 | Carbone Savoie | Cathode graphite pour l'electrolyse de l'aluminium |
| JP4385583B2 (ja) * | 2002-10-07 | 2009-12-16 | 三菱化学株式会社 | アルミニウム精錬用カソードブロック及びその製造方法 |
| CN100480431C (zh) * | 2004-07-02 | 2009-04-22 | 贵阳铝镁设计研究院 | 石墨化阴极生产工艺 |
| FR2878520B1 (fr) * | 2004-11-29 | 2015-09-18 | Saint Gobain Ct Recherches | Bloc refractaire fritte a base de carbure de silicium a liaison nitrure de silicium |
| 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 |
| 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 |
| DE102010038650A1 (de) * | 2010-07-29 | 2012-02-02 | Sgl Carbon Se | Verfahren zur Herstellung eines Kathodenblocks für eine Aluminium-Elektrolysezelle und einen Kathodenblock |
| DE102010038665A1 (de) * | 2010-07-29 | 2012-02-02 | Sgl Carbon Se | Verfahren zum Herstellen eines Kathodenblocks für eine Aluminium-Elektrolysezelle und einen Kathodenblock |
-
2012
- 2012-02-01 DE DE102012201468A patent/DE102012201468A1/de not_active Withdrawn
-
2013
- 2013-01-31 WO PCT/EP2013/051940 patent/WO2013113837A1/de active Application Filing
- 2013-01-31 EP EP13702626.6A patent/EP2809833B1/de active Active
- 2013-01-31 CA CA2862277A patent/CA2862277C/en active Active
- 2013-01-31 RU RU2014135212A patent/RU2666806C2/ru not_active Application Discontinuation
- 2013-01-31 JP JP2014555209A patent/JP6018227B2/ja active Active
- 2013-01-31 CN CN201380007869.2A patent/CN104126032A/zh active Pending
- 2013-01-31 UA UAA201409529A patent/UA112676C2/uk unknown
Also Published As
| Publication number | Publication date |
|---|---|
| UA112676C2 (uk) | 2016-10-10 |
| EP2809833A1 (de) | 2014-12-10 |
| RU2014135212A (ru) | 2016-03-27 |
| RU2666806C2 (ru) | 2018-09-12 |
| DE102012201468A1 (de) | 2013-08-01 |
| CA2862277A1 (en) | 2013-08-08 |
| WO2013113837A1 (de) | 2013-08-08 |
| CN104126032A (zh) | 2014-10-29 |
| JP2015511273A (ja) | 2015-04-16 |
| EP2809833B1 (de) | 2020-12-30 |
| JP6018227B2 (ja) | 2016-11-02 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| EEER | Examination request |
Effective date: 20140722 |