CN103038395B - 制造铝电解池用阴极块的方法和阴极块 - Google Patents
制造铝电解池用阴极块的方法和阴极块 Download PDFInfo
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- CN103038395B CN103038395B CN201180037261.5A CN201180037261A CN103038395B CN 103038395 B CN103038395 B CN 103038395B CN 201180037261 A CN201180037261 A CN 201180037261A CN 103038395 B CN103038395 B CN 103038395B
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- Prior art keywords
- coke
- cathode block
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- carbonization
- carbonaceous material
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- 238000004519 manufacturing process Methods 0.000 title claims abstract description 15
- 229910052782 aluminium Inorganic materials 0.000 title description 9
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminum Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 title description 9
- 239000004411 aluminium Substances 0.000 title description 6
- 238000005868 electrolysis reaction Methods 0.000 title description 4
- 239000000571 coke Substances 0.000 claims abstract description 100
- 238000003763 carbonization Methods 0.000 claims abstract description 22
- 238000005087 graphitization Methods 0.000 claims abstract description 22
- 238000001816 cooling Methods 0.000 claims abstract description 18
- 239000002994 raw material Substances 0.000 claims abstract description 7
- OKTJSMMVPCPJKN-UHFFFAOYSA-N carbon Chemical group [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 30
- 239000003575 carbonaceous material Substances 0.000 claims description 16
- 239000000463 material Substances 0.000 claims description 14
- 229910002804 graphite Inorganic materials 0.000 claims description 13
- 239000010439 graphite Substances 0.000 claims description 13
- 239000003610 charcoal Substances 0.000 claims description 6
- 239000000654 additive Substances 0.000 claims description 3
- 230000000996 additive Effects 0.000 claims description 3
- 239000004575 stone Substances 0.000 claims description 2
- 229910052799 carbon Inorganic materials 0.000 description 13
- 239000000203 mixture Substances 0.000 description 11
- 230000002349 favourable Effects 0.000 description 6
- 229910010055 TiB Inorganic materials 0.000 description 5
- 229910033181 TiB2 Inorganic materials 0.000 description 4
- 238000005299 abrasion Methods 0.000 description 3
- 229910010293 ceramic material Inorganic materials 0.000 description 3
- 238000010438 heat treatment Methods 0.000 description 3
- 230000000977 initiatory Effects 0.000 description 3
- 239000002245 particle Substances 0.000 description 3
- 238000009626 Hall-Héroult process Methods 0.000 description 2
- REHXRBDMVPYGJX-UHFFFAOYSA-H Sodium hexafluoroaluminate Chemical compound [Na+].[Na+].[Na+].F[Al-3](F)(F)(F)(F)F REHXRBDMVPYGJX-UHFFFAOYSA-H 0.000 description 2
- QIQXTHQIDYTFRH-UHFFFAOYSA-N Stearic acid Chemical compound CCCCCCCCCCCCCCCCCC(O)=O QIQXTHQIDYTFRH-UHFFFAOYSA-N 0.000 description 2
- 238000007792 addition Methods 0.000 description 2
- 230000000875 corresponding Effects 0.000 description 2
- 229910001610 cryolite Inorganic materials 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000003792 electrolyte Substances 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 229940108066 Coal Tar Drugs 0.000 description 1
- 235000021355 Stearic acid Nutrition 0.000 description 1
- 229910000754 Wrought iron Inorganic materials 0.000 description 1
- 230000001154 acute Effects 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
- 239000010426 asphalt Substances 0.000 description 1
- 239000011230 binding agent Substances 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000001354 calcination Methods 0.000 description 1
- 239000010406 cathode material Substances 0.000 description 1
- 239000000919 ceramic Substances 0.000 description 1
- 239000011280 coal tar Substances 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 230000002596 correlated Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 231100000078 corrosive Toxicity 0.000 description 1
- 231100001010 corrosive Toxicity 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005755 formation reaction Methods 0.000 description 1
- 238000001764 infiltration Methods 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 239000002006 petroleum coke Substances 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 239000008117 stearic acid Substances 0.000 description 1
- 239000000758 substrate Substances 0.000 description 1
- RTAQQCXQSZGOHL-UHFFFAOYSA-N titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 description 1
- 239000010936 titanium Substances 0.000 description 1
- 229910052719 titanium Inorganic materials 0.000 description 1
- 238000009736 wetting Methods 0.000 description 1
Abstract
Description
Claims (15)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE102010038650A DE102010038650A1 (de) | 2010-07-29 | 2010-07-29 | Verfahren zur Herstellung eines Kathodenblocks für eine Aluminium-Elektrolysezelle und einen Kathodenblock |
DE102010038650.2 | 2010-07-29 | ||
PCT/EP2011/063072 WO2012013767A1 (de) | 2010-07-29 | 2011-07-29 | Verfahren zur herstellung eines kathodenblocks für eine aluminium-elektrolysezelle und einen kathodenblock |
Publications (2)
Publication Number | Publication Date |
---|---|
CN103038395A CN103038395A (zh) | 2013-04-10 |
CN103038395B true CN103038395B (zh) | 2016-12-14 |
Family
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Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
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 |
US20060131169A1 (en) * | 2002-10-07 | 2006-06-22 | Yuji Yamamura | Cathode block for aluminum refining and method for production thereof |
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 |
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
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 |
US20060131169A1 (en) * | 2002-10-07 | 2006-06-22 | Yuji Yamamura | Cathode block for aluminum refining and method for production thereof |
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 |
Non-Patent Citations (1)
Title |
---|
TiB2复合阴极涂层的高温电阻率;李庆余等;《中南大学学报(自然科学版)》;20050626;第36卷(第3期);第417-121页 * |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PB01 | Publication | ||
SE01 | Entry into force of request for substantive examination | ||
GR01 | Patent grant | ||
TR01 | Transfer of patent right |
Effective date of registration: 20170904 Address after: German Express Patentee after: SGL CFL CE limited liability company Address before: Wiesbaden Patentee before: Sgl Carbon S. E. |
|
CP03 | Change of name, title or address |
Address after: Wiesbaden Patentee after: COBEX Co., Ltd. Address before: German Express Patentee before: CFLCE limited liability company |
|
CP01 | Change in the name or title of a patent holder |
Address after: Wiesbaden Patentee after: Donghai COBEX Co.,Ltd. Address before: Wiesbaden Patentee before: COBEX LLC |