RU2341591C2 - Способ электролиза сульфида алюминия - Google Patents
Способ электролиза сульфида алюминия Download PDFInfo
- Publication number
- RU2341591C2 RU2341591C2 RU2005133440/02A RU2005133440A RU2341591C2 RU 2341591 C2 RU2341591 C2 RU 2341591C2 RU 2005133440/02 A RU2005133440/02 A RU 2005133440/02A RU 2005133440 A RU2005133440 A RU 2005133440A RU 2341591 C2 RU2341591 C2 RU 2341591C2
- Authority
- RU
- Russia
- Prior art keywords
- bath
- electrolysis
- cryolite
- anode
- current density
- Prior art date
Links
- 238000000034 method Methods 0.000 title claims abstract description 62
- 238000005868 electrolysis reaction Methods 0.000 title claims description 37
- COOGPNLGKIHLSK-UHFFFAOYSA-N aluminium sulfide Chemical compound [Al+3].[Al+3].[S-2].[S-2].[S-2] COOGPNLGKIHLSK-UHFFFAOYSA-N 0.000 title description 4
- 229910001610 cryolite Inorganic materials 0.000 claims abstract description 31
- 239000000654 additive Substances 0.000 claims abstract description 20
- 230000000996 additive effect Effects 0.000 claims abstract description 10
- -1 alkali metals chlorides Chemical class 0.000 claims abstract description 10
- 150000003841 chloride salts Chemical class 0.000 claims abstract description 9
- 229910052782 aluminium Inorganic materials 0.000 claims description 24
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 22
- KRHYYFGTRYWZRS-UHFFFAOYSA-M Fluoride anion Chemical compound [F-] KRHYYFGTRYWZRS-UHFFFAOYSA-M 0.000 claims description 16
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 claims description 10
- 229910001617 alkaline earth metal chloride Inorganic materials 0.000 claims description 5
- 239000011780 sodium chloride Substances 0.000 claims description 5
- 229910001514 alkali metal chloride Inorganic materials 0.000 claims description 3
- 229910052751 metal Inorganic materials 0.000 claims description 2
- 239000002184 metal Substances 0.000 claims description 2
- 230000000694 effects Effects 0.000 abstract description 11
- 230000006872 improvement Effects 0.000 abstract description 6
- 239000000126 substance Substances 0.000 abstract description 3
- 229910052783 alkali metal Inorganic materials 0.000 abstract 1
- 229910052717 sulfur Inorganic materials 0.000 description 19
- 239000011593 sulfur Substances 0.000 description 19
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 18
- 239000000155 melt Substances 0.000 description 17
- 230000008569 process Effects 0.000 description 17
- 239000003792 electrolyte Substances 0.000 description 15
- 239000000203 mixture Substances 0.000 description 15
- 150000003839 salts Chemical class 0.000 description 12
- 239000007789 gas Substances 0.000 description 11
- 238000006243 chemical reaction Methods 0.000 description 8
- 230000005496 eutectics Effects 0.000 description 8
- 230000004907 flux Effects 0.000 description 8
- UCKMPCXJQFINFW-UHFFFAOYSA-N Sulphide Chemical compound [S-2] UCKMPCXJQFINFW-UHFFFAOYSA-N 0.000 description 6
- 238000000354 decomposition reaction Methods 0.000 description 6
- 238000004519 manufacturing process Methods 0.000 description 6
- 238000002844 melting Methods 0.000 description 6
- 230000008018 melting Effects 0.000 description 6
- VEXZGXHMUGYJMC-UHFFFAOYSA-M Chloride anion Chemical compound [Cl-] VEXZGXHMUGYJMC-UHFFFAOYSA-M 0.000 description 5
- 238000010668 complexation reaction Methods 0.000 description 5
- 150000002500 ions Chemical class 0.000 description 5
- 230000008092 positive effect Effects 0.000 description 5
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 4
- 238000002474 experimental method Methods 0.000 description 4
- 229910002804 graphite Inorganic materials 0.000 description 4
- 239000010439 graphite Substances 0.000 description 4
- 229910018072 Al 2 O 3 Inorganic materials 0.000 description 3
- 230000008901 benefit Effects 0.000 description 3
- 230000015572 biosynthetic process Effects 0.000 description 3
- 150000001805 chlorine compounds Chemical class 0.000 description 3
- 239000010410 layer Substances 0.000 description 3
- 239000007787 solid Substances 0.000 description 3
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 description 2
- ZAMOUSCENKQFHK-UHFFFAOYSA-N Chlorine atom Chemical compound [Cl] ZAMOUSCENKQFHK-UHFFFAOYSA-N 0.000 description 2
- AZDRQVAHHNSJOQ-UHFFFAOYSA-N alumane Chemical class [AlH3] AZDRQVAHHNSJOQ-UHFFFAOYSA-N 0.000 description 2
- 238000013459 approach Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 229910052801 chlorine Inorganic materials 0.000 description 2
- 239000000460 chlorine Substances 0.000 description 2
- 238000005265 energy consumption Methods 0.000 description 2
- 229910052731 fluorine Inorganic materials 0.000 description 2
- 150000002222 fluorine compounds Chemical class 0.000 description 2
- 238000002955 isolation Methods 0.000 description 2
- 229910052760 oxygen Inorganic materials 0.000 description 2
- 239000002245 particle Substances 0.000 description 2
- BUKHSQBUKZIMLB-UHFFFAOYSA-L potassium;sodium;dichloride Chemical compound [Na+].[Cl-].[Cl-].[K+] BUKHSQBUKZIMLB-UHFFFAOYSA-L 0.000 description 2
- 230000002441 reversible effect Effects 0.000 description 2
- 239000011833 salt mixture Substances 0.000 description 2
- 229910001220 stainless steel Inorganic materials 0.000 description 2
- 239000010935 stainless steel Substances 0.000 description 2
- 238000005486 sulfidation Methods 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- 238000012546 transfer Methods 0.000 description 2
- PXGOKWXKJXAPGV-UHFFFAOYSA-N Fluorine Chemical compound FF PXGOKWXKJXAPGV-UHFFFAOYSA-N 0.000 description 1
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 1
- 230000004913 activation Effects 0.000 description 1
- 230000002730 additional effect Effects 0.000 description 1
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 1
- 238000004458 analytical method Methods 0.000 description 1
- 229910052786 argon Inorganic materials 0.000 description 1
- 239000012300 argon atmosphere Substances 0.000 description 1
- 238000003556 assay Methods 0.000 description 1
- 239000012298 atmosphere Substances 0.000 description 1
- 238000009835 boiling Methods 0.000 description 1
- 239000006227 byproduct Substances 0.000 description 1
- 238000004364 calculation method Methods 0.000 description 1
- DXHPZXWIPWDXHJ-UHFFFAOYSA-N carbon monosulfide Chemical compound [S+]#[C-] DXHPZXWIPWDXHJ-UHFFFAOYSA-N 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 229910052729 chemical element Inorganic materials 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- 238000009792 diffusion process Methods 0.000 description 1
- 238000006471 dimerization reaction Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000002848 electrochemical method Methods 0.000 description 1
- 230000005518 electrochemistry Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000013213 extrapolation Methods 0.000 description 1
- 239000011737 fluorine Substances 0.000 description 1
- 239000005431 greenhouse gas Substances 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 238000005272 metallurgy Methods 0.000 description 1
- 230000005405 multipole Effects 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 238000005381 potential energy Methods 0.000 description 1
- 238000001556 precipitation Methods 0.000 description 1
- 238000010926 purge Methods 0.000 description 1
- 239000010453 quartz Substances 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N silicon dioxide Inorganic materials O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 1
- 125000004434 sulfur atom Chemical group 0.000 description 1
- 239000002344 surface layer Substances 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Images
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
- C25C3/18—Electrolytes
-
- 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
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)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| EP03075948 | 2003-03-31 | ||
| EP03075948.4 | 2003-03-31 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| RU2005133440A RU2005133440A (ru) | 2006-06-10 |
| RU2341591C2 true RU2341591C2 (ru) | 2008-12-20 |
Family
ID=33104133
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| RU2005133440/02A RU2341591C2 (ru) | 2003-03-31 | 2004-03-31 | Способ электролиза сульфида алюминия |
Country Status (8)
| Country | Link |
|---|---|
| US (1) | US20080202939A1 (fr) |
| EP (1) | EP1625245A2 (fr) |
| JP (1) | JP4975431B2 (fr) |
| AU (1) | AU2004225794B8 (fr) |
| CA (1) | CA2520798C (fr) |
| NO (1) | NO20055027L (fr) |
| RU (1) | RU2341591C2 (fr) |
| WO (1) | WO2004088000A2 (fr) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2015005817A1 (fr) * | 2013-07-09 | 2015-01-15 | Общество с ограниченной ответственностью "Объединенная Компания РУСАЛ Инженерно-технологический центр" | Électrolyte pour obtenir de l'aluminium par électrolyse de bains de fusion |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2006103085A1 (fr) * | 2005-03-31 | 2006-10-05 | Aleris Aluminum Koblenz Gmbh | Procede et appareil de production d'aluminium |
| US7867373B2 (en) | 2005-04-01 | 2011-01-11 | Aleris Aluminum Koblenz Gmbh | Method and apparatus for the production of aluminum |
| KR101290586B1 (ko) * | 2012-04-25 | 2013-07-30 | 한국수력원자력 주식회사 | 사용후 핵연료의 폐 피복관 제염 방법 및 그 장치 |
| JP2014237873A (ja) * | 2013-06-07 | 2014-12-18 | 住友電気工業株式会社 | 溶融塩の製造方法、溶融塩及びアルミニウムの製造方法 |
| WO2019094921A1 (fr) * | 2017-11-13 | 2019-05-16 | Chromalox, Inc. | Réchauffeur de sel fondu à moyenne tension et système d'accumulation d'énergie thermique à sel fondu comprenant celui-ci |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1483193A (en) * | 1974-11-29 | 1977-08-17 | Courtaulds Ltd | Process for the manufacture of carbon disulphide |
| US4133727A (en) * | 1977-05-17 | 1979-01-09 | Aluminum Company Of America | Method for extracting heat from a chamber containing a molten salt |
| US4265716A (en) * | 1979-06-14 | 1981-05-05 | The United States Of America As Represented By The United States Department Of Energy | Method of winning aluminum metal from aluminous ore |
| US4464234A (en) * | 1982-04-01 | 1984-08-07 | The United States Of America As Represented By The United States Department Of Energy | Production of aluminum metal by electrolysis of aluminum sulfide |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB484014A (en) * | 1936-12-04 | 1938-04-29 | Daniel Gardner | Improvements in or relating to electrolytic processes for the manufacture of aluminium |
| US2939824A (en) * | 1957-07-26 | 1960-06-07 | Kaiser Aluminium Chem Corp | Method and apparatus for the production of aluminum |
| JPS54114410A (en) * | 1978-02-27 | 1979-09-06 | Shirou Yoshizawa | Production of metal aluminium |
| DE3412114A1 (de) * | 1984-03-31 | 1985-10-10 | Brown, Boveri & Cie Ag, 6800 Mannheim | Verfahren zur herstellung von aluminium |
| DE69927605T2 (de) * | 1998-12-18 | 2006-08-03 | Corus Aluminium Walzprodukte Gmbh | Verfahren zur erzeugung von aluminium aus aluminiumoxid via aluminiumsulfidprozess |
-
2004
- 2004-03-31 CA CA002520798A patent/CA2520798C/fr not_active Expired - Fee Related
- 2004-03-31 AU AU2004225794A patent/AU2004225794B8/en not_active Ceased
- 2004-03-31 JP JP2006505009A patent/JP4975431B2/ja not_active Expired - Fee Related
- 2004-03-31 EP EP04724605A patent/EP1625245A2/fr not_active Withdrawn
- 2004-03-31 US US10/550,678 patent/US20080202939A1/en not_active Abandoned
- 2004-03-31 WO PCT/EP2004/003625 patent/WO2004088000A2/fr not_active Ceased
- 2004-03-31 RU RU2005133440/02A patent/RU2341591C2/ru not_active IP Right Cessation
-
2005
- 2005-10-28 NO NO20055027A patent/NO20055027L/no not_active Application Discontinuation
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1483193A (en) * | 1974-11-29 | 1977-08-17 | Courtaulds Ltd | Process for the manufacture of carbon disulphide |
| US4133727A (en) * | 1977-05-17 | 1979-01-09 | Aluminum Company Of America | Method for extracting heat from a chamber containing a molten salt |
| US4265716A (en) * | 1979-06-14 | 1981-05-05 | The United States Of America As Represented By The United States Department Of Energy | Method of winning aluminum metal from aluminous ore |
| US4464234A (en) * | 1982-04-01 | 1984-08-07 | The United States Of America As Represented By The United States Department Of Energy | Production of aluminum metal by electrolysis of aluminum sulfide |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2015005817A1 (fr) * | 2013-07-09 | 2015-01-15 | Общество с ограниченной ответственностью "Объединенная Компания РУСАЛ Инженерно-технологический центр" | Électrolyte pour obtenir de l'aluminium par électrolyse de bains de fusion |
| RU2567429C1 (ru) * | 2013-07-09 | 2015-11-10 | Общество с ограниченной ответственностью "Объединенная Компания РУСАЛ Инженерно-технологический центр" | Электролит для получения алюминия электролизом расплавов |
| US10975484B2 (en) | 2013-07-09 | 2021-04-13 | United Company RUSAL Engineering and Technology Centre LLC | Electrolyte for obtaining melts using an aluminum electrolyzer |
Also Published As
| Publication number | Publication date |
|---|---|
| CA2520798A1 (fr) | 2004-10-14 |
| AU2004225794A8 (en) | 2009-10-22 |
| AU2004225794A1 (en) | 2004-10-14 |
| RU2005133440A (ru) | 2006-06-10 |
| EP1625245A2 (fr) | 2006-02-15 |
| CA2520798C (fr) | 2009-06-16 |
| WO2004088000A3 (fr) | 2005-01-13 |
| US20080202939A1 (en) | 2008-08-28 |
| JP4975431B2 (ja) | 2012-07-11 |
| WO2004088000A2 (fr) | 2004-10-14 |
| JP2006522220A (ja) | 2006-09-28 |
| AU2004225794B2 (en) | 2009-08-20 |
| NO20055027L (no) | 2005-10-28 |
| AU2004225794B8 (en) | 2009-10-22 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| MM4A | The patent is invalid due to non-payment of fees |
Effective date: 20140401 |