DE60005301T2 - Elektrolytische zelle mit verbesserter tonerde-zufuhr - Google Patents
Elektrolytische zelle mit verbesserter tonerde-zufuhr Download PDFInfo
- Publication number
- DE60005301T2 DE60005301T2 DE60005301T DE60005301T DE60005301T2 DE 60005301 T2 DE60005301 T2 DE 60005301T2 DE 60005301 T DE60005301 T DE 60005301T DE 60005301 T DE60005301 T DE 60005301T DE 60005301 T2 DE60005301 T2 DE 60005301T2
- Authority
- DE
- Germany
- Prior art keywords
- electrolyte
- anode
- components
- cell
- alumina
- 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
- 229910052782 aluminium Inorganic materials 0.000 title claims abstract description 65
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 title claims abstract description 65
- 239000003792 electrolyte Substances 0.000 claims abstract description 231
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 claims abstract description 71
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims abstract description 52
- 229910052760 oxygen Inorganic materials 0.000 claims abstract description 52
- 239000001301 oxygen Substances 0.000 claims abstract description 52
- 238000004090 dissolution Methods 0.000 claims abstract description 18
- 239000000843 powder Substances 0.000 claims abstract description 4
- UQSXHKLRYXJYBZ-UHFFFAOYSA-N Iron oxide Chemical compound [Fe]=O UQSXHKLRYXJYBZ-UHFFFAOYSA-N 0.000 claims description 28
- 229910052751 metal Inorganic materials 0.000 claims description 24
- 239000002184 metal Substances 0.000 claims description 24
- TWNQGVIAIRXVLR-UHFFFAOYSA-N oxo(oxoalumanyloxy)alumane Chemical compound O=[Al]O[Al]=O TWNQGVIAIRXVLR-UHFFFAOYSA-N 0.000 claims description 23
- 238000000605 extraction Methods 0.000 claims description 15
- KRHYYFGTRYWZRS-UHFFFAOYSA-M Fluoride anion Chemical compound [F-] KRHYYFGTRYWZRS-UHFFFAOYSA-M 0.000 claims description 12
- 238000005868 electrolysis reaction Methods 0.000 claims description 10
- 238000004519 manufacturing process Methods 0.000 claims description 9
- 239000000463 material Substances 0.000 claims description 9
- 238000009826 distribution Methods 0.000 claims description 7
- 238000000034 method Methods 0.000 claims description 6
- 230000008569 process Effects 0.000 claims description 5
- 238000007254 oxidation reaction Methods 0.000 claims description 3
- 239000000919 ceramic Substances 0.000 claims description 2
- 230000003647 oxidation Effects 0.000 claims description 2
- 239000004411 aluminium Substances 0.000 abstract 1
- 238000005363 electrowinning Methods 0.000 abstract 1
- 230000001939 inductive effect Effects 0.000 abstract 1
- 230000001737 promoting effect Effects 0.000 abstract 1
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 41
- 229910052742 iron Inorganic materials 0.000 description 20
- 239000011248 coating agent Substances 0.000 description 16
- 238000000576 coating method Methods 0.000 description 16
- 239000007789 gas Substances 0.000 description 14
- 235000013980 iron oxide Nutrition 0.000 description 13
- XLOMVQKBTHCTTD-UHFFFAOYSA-N Zinc monoxide Chemical compound [Zn]=O XLOMVQKBTHCTTD-UHFFFAOYSA-N 0.000 description 12
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 10
- 239000000470 constituent Substances 0.000 description 6
- 230000000694 effects Effects 0.000 description 6
- 239000011787 zinc oxide Substances 0.000 description 6
- 238000010276 construction Methods 0.000 description 5
- 230000004048 modification Effects 0.000 description 5
- 238000012986 modification Methods 0.000 description 5
- 229910052759 nickel Inorganic materials 0.000 description 5
- 230000002829 reductive effect Effects 0.000 description 5
- 229910052725 zinc Inorganic materials 0.000 description 5
- 239000011701 zinc Substances 0.000 description 5
- 239000010405 anode material Substances 0.000 description 4
- -1 cryolite Chemical compound 0.000 description 4
- 238000003466 welding Methods 0.000 description 4
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 description 3
- 239000012267 brine Substances 0.000 description 3
- 238000011109 contamination Methods 0.000 description 3
- 239000010949 copper Substances 0.000 description 3
- HPALAKNZSZLMCH-UHFFFAOYSA-M sodium;chloride;hydrate Chemical compound O.[Na+].[Cl-] HPALAKNZSZLMCH-UHFFFAOYSA-M 0.000 description 3
- 229910016569 AlF 3 Inorganic materials 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 2
- 239000004020 conductor Substances 0.000 description 2
- 229910052802 copper Inorganic materials 0.000 description 2
- 229910001610 cryolite Inorganic materials 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- VBMVTYDPPZVILR-UHFFFAOYSA-N iron(2+);oxygen(2-) Chemical class [O-2].[Fe+2] VBMVTYDPPZVILR-UHFFFAOYSA-N 0.000 description 2
- LIKBJVNGSGBSGK-UHFFFAOYSA-N iron(3+);oxygen(2-) Chemical compound [O-2].[O-2].[O-2].[Fe+3].[Fe+3] LIKBJVNGSGBSGK-UHFFFAOYSA-N 0.000 description 2
- 229910052749 magnesium Inorganic materials 0.000 description 2
- 239000011777 magnesium Substances 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 230000002093 peripheral effect Effects 0.000 description 2
- 230000009467 reduction Effects 0.000 description 2
- 229910000838 Al alloy Inorganic materials 0.000 description 1
- 229910052582 BN Inorganic materials 0.000 description 1
- ZOXJGFHDIHLPTG-UHFFFAOYSA-N Boron Chemical compound [B] ZOXJGFHDIHLPTG-UHFFFAOYSA-N 0.000 description 1
- PZNSFCLAULLKQX-UHFFFAOYSA-N Boron nitride Chemical compound N#B PZNSFCLAULLKQX-UHFFFAOYSA-N 0.000 description 1
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 description 1
- PXGOKWXKJXAPGV-UHFFFAOYSA-N Fluorine Chemical compound FF PXGOKWXKJXAPGV-UHFFFAOYSA-N 0.000 description 1
- 229910001030 Iron–nickel alloy Inorganic materials 0.000 description 1
- FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 description 1
- 229910019142 PO4 Inorganic materials 0.000 description 1
- 229910052581 Si3N4 Inorganic materials 0.000 description 1
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 1
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 description 1
- IYOHHZVNHNCZNL-UHFFFAOYSA-N [Fe].FOF Chemical compound [Fe].FOF IYOHHZVNHNCZNL-UHFFFAOYSA-N 0.000 description 1
- JWCPKKUXENYVPL-UHFFFAOYSA-N [Mg+2].[O-][Cr]([O-])=O Chemical compound [Mg+2].[O-][Cr]([O-])=O JWCPKKUXENYVPL-UHFFFAOYSA-N 0.000 description 1
- 239000003513 alkali Substances 0.000 description 1
- KCZFLPPCFOHPNI-UHFFFAOYSA-N alumane;iron Chemical compound [AlH3].[Fe] KCZFLPPCFOHPNI-UHFFFAOYSA-N 0.000 description 1
- QLJCFNUYUJEXET-UHFFFAOYSA-K aluminum;trinitrite Chemical compound [Al+3].[O-]N=O.[O-]N=O.[O-]N=O QLJCFNUYUJEXET-UHFFFAOYSA-K 0.000 description 1
- 229910052796 boron Inorganic materials 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 239000003575 carbonaceous material Substances 0.000 description 1
- 238000005266 casting Methods 0.000 description 1
- 239000011195 cermet Substances 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 239000008119 colloidal silica Substances 0.000 description 1
- 239000000356 contaminant Substances 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 239000002001 electrolyte material Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000011737 fluorine Substances 0.000 description 1
- 229910052731 fluorine Inorganic materials 0.000 description 1
- 239000010439 graphite Substances 0.000 description 1
- 229910002804 graphite Inorganic materials 0.000 description 1
- 229910052595 hematite Inorganic materials 0.000 description 1
- 239000011019 hematite Substances 0.000 description 1
- 238000005470 impregnation Methods 0.000 description 1
- 238000009776 industrial production Methods 0.000 description 1
- IGHXQFUXKMLEAW-UHFFFAOYSA-N iron(2+) oxygen(2-) Chemical compound [O-2].[Fe+2].[Fe+2].[O-2] IGHXQFUXKMLEAW-UHFFFAOYSA-N 0.000 description 1
- SHXXPRJOPFJRHA-UHFFFAOYSA-K iron(iii) fluoride Chemical compound F[Fe](F)F SHXXPRJOPFJRHA-UHFFFAOYSA-K 0.000 description 1
- 230000001788 irregular Effects 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 230000000670 limiting effect Effects 0.000 description 1
- 229910044991 metal oxide Inorganic materials 0.000 description 1
- 150000004706 metal oxides Chemical class 0.000 description 1
- 229910000480 nickel oxide Inorganic materials 0.000 description 1
- 230000001590 oxidative effect Effects 0.000 description 1
- GNRSAWUEBMWBQH-UHFFFAOYSA-N oxonickel Chemical compound [Ni]=O GNRSAWUEBMWBQH-UHFFFAOYSA-N 0.000 description 1
- 239000010452 phosphate Substances 0.000 description 1
- NBIIXXVUZAFLBC-UHFFFAOYSA-K phosphate Chemical compound [O-]P([O-])([O-])=O NBIIXXVUZAFLBC-UHFFFAOYSA-K 0.000 description 1
- BASFCYQUMIYNBI-UHFFFAOYSA-N platinum Chemical group [Pt] BASFCYQUMIYNBI-UHFFFAOYSA-N 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 230000000717 retained effect Effects 0.000 description 1
- HQVNEWCFYHHQES-UHFFFAOYSA-N silicon nitride Chemical compound N12[Si]34N5[Si]62N3[Si]51N64 HQVNEWCFYHHQES-UHFFFAOYSA-N 0.000 description 1
- 239000010802 sludge Substances 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000000758 substrate Substances 0.000 description 1
- 239000010936 titanium Substances 0.000 description 1
- 229910052719 titanium Inorganic materials 0.000 description 1
- 238000011144 upstream manufacturing Methods 0.000 description 1
- 229910000859 α-Fe Inorganic materials 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
-
- 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
- C25C3/12—Anodes
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)
- Primary Cells (AREA)
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| WOPCT/IB99/00017 | 1999-01-08 | ||
| IB9900017 | 1999-01-08 | ||
| PCT/IB2000/000029 WO2000040781A1 (fr) | 1999-01-08 | 2000-01-10 | Cellule d'electrolyse a alimentation en alumine amelioree |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| DE60005301D1 DE60005301D1 (de) | 2003-10-23 |
| DE60005301T2 true DE60005301T2 (de) | 2004-06-17 |
Family
ID=11004811
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE60005301T Expired - Fee Related DE60005301T2 (de) | 1999-01-08 | 2000-01-10 | Elektrolytische zelle mit verbesserter tonerde-zufuhr |
Country Status (7)
| Country | Link |
|---|---|
| EP (1) | EP1147245B1 (fr) |
| AT (1) | ATE250154T1 (fr) |
| CA (1) | CA2358103C (fr) |
| DE (1) | DE60005301T2 (fr) |
| ES (1) | ES2206175T3 (fr) |
| NO (1) | NO20013377L (fr) |
| WO (1) | WO2000040781A1 (fr) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2012175419A3 (fr) * | 2011-06-22 | 2013-04-04 | Sgl Carbon Se | Cellule électrolytique de forme annulaire, et cathode de forme annulaire à compensation de champ magnétique |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| AU776726B2 (en) * | 1999-10-26 | 2004-09-16 | Moltech Invent S.A. | Low temperature operating cell for the electrowinning of aluminium |
| US6638412B2 (en) * | 2000-12-01 | 2003-10-28 | Moltech Invent S.A. | Prevention of dissolution of metal-based aluminium production anodes |
| EP1366216B1 (fr) * | 2001-03-07 | 2004-08-04 | MOLTECH Invent S.A. | Cellule pour l'electro-obtention d'aluminium fonctionnant avec des anodes a base metallique |
| WO2005017234A1 (fr) | 2003-08-14 | 2005-02-24 | Moltech Invent S.A. | Cellule d'extraction electrolytique d'un metal comprenant un purificateur electrolytique |
| US9121104B2 (en) * | 2011-01-31 | 2015-09-01 | Alcoa Inc. | Systems and methods for determining alumina properties |
| RU2698162C2 (ru) * | 2017-03-01 | 2019-08-22 | Общество с ограниченной ответственностью "Объединенная Компания РУСАЛ Инженерно-технологический центр" | Перфорированный металлический инертный анод для получения алюминия электролизом расплава |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4110178A (en) * | 1977-05-17 | 1978-08-29 | Aluminum Company Of America | Flow control baffles for molten salt electrolysis |
| IT1165047B (it) * | 1979-05-03 | 1987-04-22 | Oronzio De Nora Impianti | Procedimento per migliorare il trasporto di materia ad un elettrodo e mezzi idrodinamici relativi |
| EP0905284B1 (fr) * | 1994-09-08 | 2002-04-03 | MOLTECH Invent S.A. | Cuve d'électrolyse d'aluminium à cathode drainée |
-
2000
- 2000-01-10 WO PCT/IB2000/000029 patent/WO2000040781A1/fr not_active Ceased
- 2000-01-10 ES ES00900037T patent/ES2206175T3/es not_active Expired - Lifetime
- 2000-01-10 AT AT00900037T patent/ATE250154T1/de not_active IP Right Cessation
- 2000-01-10 DE DE60005301T patent/DE60005301T2/de not_active Expired - Fee Related
- 2000-01-10 CA CA002358103A patent/CA2358103C/fr not_active Expired - Fee Related
- 2000-01-10 EP EP00900037A patent/EP1147245B1/fr not_active Expired - Lifetime
-
2001
- 2001-07-06 NO NO20013377A patent/NO20013377L/no not_active Application Discontinuation
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2012175419A3 (fr) * | 2011-06-22 | 2013-04-04 | Sgl Carbon Se | Cellule électrolytique de forme annulaire, et cathode de forme annulaire à compensation de champ magnétique |
Also Published As
| Publication number | Publication date |
|---|---|
| NO20013377L (no) | 2001-09-07 |
| CA2358103A1 (fr) | 2000-07-13 |
| ES2206175T3 (es) | 2004-05-16 |
| CA2358103C (fr) | 2005-11-15 |
| EP1147245A1 (fr) | 2001-10-24 |
| EP1147245B1 (fr) | 2003-09-17 |
| DE60005301D1 (de) | 2003-10-23 |
| NO20013377D0 (no) | 2001-07-06 |
| ATE250154T1 (de) | 2003-10-15 |
| WO2000040781A1 (fr) | 2000-07-13 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 8364 | No opposition during term of opposition | ||
| 8339 | Ceased/non-payment of the annual fee |