ES2180506T3 - Anodos de acero de baja aleacion y alta resistencia para celdas de obtencion electrolitica de aluminio. - Google Patents
Anodos de acero de baja aleacion y alta resistencia para celdas de obtencion electrolitica de aluminio.Info
- Publication number
- ES2180506T3 ES2180506T3 ES00900036T ES00900036T ES2180506T3 ES 2180506 T3 ES2180506 T3 ES 2180506T3 ES 00900036 T ES00900036 T ES 00900036T ES 00900036 T ES00900036 T ES 00900036T ES 2180506 T3 ES2180506 T3 ES 2180506T3
- Authority
- ES
- Spain
- Prior art keywords
- low alloy
- high resistance
- aluminum electrolytic
- iron oxide
- resistance steel
- 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 - Lifetime
Links
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 title abstract 2
- 229910052782 aluminium Inorganic materials 0.000 title abstract 2
- UQSXHKLRYXJYBZ-UHFFFAOYSA-N Iron oxide Chemical compound [Fe]=O UQSXHKLRYXJYBZ-UHFFFAOYSA-N 0.000 abstract 6
- 229910000831 Steel Inorganic materials 0.000 abstract 2
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 abstract 2
- 239000003792 electrolyte Substances 0.000 abstract 2
- 229910052760 oxygen Inorganic materials 0.000 abstract 2
- 239000001301 oxygen Substances 0.000 abstract 2
- 239000010959 steel Substances 0.000 abstract 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 abstract 1
- KRHYYFGTRYWZRS-UHFFFAOYSA-M Fluoride anion Chemical compound [F-] KRHYYFGTRYWZRS-UHFFFAOYSA-M 0.000 abstract 1
- 230000001464 adherent effect Effects 0.000 abstract 1
- 239000000956 alloy Substances 0.000 abstract 1
- 229910045601 alloy Inorganic materials 0.000 abstract 1
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 abstract 1
- 229910052799 carbon Inorganic materials 0.000 abstract 1
- 230000001427 coherent effect Effects 0.000 abstract 1
- 238000009792 diffusion process Methods 0.000 abstract 1
- 238000004519 manufacturing process Methods 0.000 abstract 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
- 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)
Abstract
Ánodo de una celda para la fabricación electrolítica de aluminio a partir de alúmina disuelta en un electrólito fundido que contiene fluoruro, comprendiendo dicho ánodo un cuerpo o capa de un acero de bajo contenido de carbono, de baja aleación y alta resistencia mecánica (HSLA) cuya superficie es oxidada para formar una capa externa basada en óxido de hierro coherente y adherente, cuya superficie es electroquímicamente activa para la evolución de oxígeno, poseyendo dicha capa externa basada en óxido de hierro una baja solubilidad en el electrólito fundido, siendo el grosor de dicha capa basada en óxido de hierro tal que reduzca o impida la difusión de oxígeno desde la superficie electroquímicamente activa al cuerpo o capa de acero.
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| IB9900015 | 1999-01-08 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| ES2180506T3 true ES2180506T3 (es) | 2003-02-16 |
Family
ID=11004810
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| ES00900036T Expired - Lifetime ES2180506T3 (es) | 1999-01-08 | 2000-01-10 | Anodos de acero de baja aleacion y alta resistencia para celdas de obtencion electrolitica de aluminio. |
Country Status (6)
| Country | Link |
|---|---|
| EP (1) | EP1149188B1 (es) |
| AU (1) | AU1793200A (es) |
| CA (1) | CA2360094C (es) |
| DE (1) | DE60000436T2 (es) |
| ES (1) | ES2180506T3 (es) |
| WO (1) | WO2000040783A1 (es) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA2437671A1 (en) * | 2001-03-07 | 2002-09-12 | Moltech Invent S.A. | Metal-based anodes for aluminium production cells |
| US10711359B2 (en) | 2013-08-19 | 2020-07-14 | United Company RUSAL Engineering and Technology Centre LLC | Iron-based anode for obtaining aluminum by the electrolysis of melts |
| CN108588567B (zh) * | 2018-07-04 | 2023-05-05 | 百色皓海碳素有限公司 | 消失模铸造阳极钢爪头的方法及阳极钢爪头消失模组 |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5510008A (en) * | 1994-10-21 | 1996-04-23 | Sekhar; Jainagesh A. | Stable anodes for aluminium production cells |
-
2000
- 2000-01-10 CA CA002360094A patent/CA2360094C/en not_active Expired - Fee Related
- 2000-01-10 WO PCT/IB2000/000028 patent/WO2000040783A1/en not_active Ceased
- 2000-01-10 DE DE60000436T patent/DE60000436T2/de not_active Expired - Fee Related
- 2000-01-10 ES ES00900036T patent/ES2180506T3/es not_active Expired - Lifetime
- 2000-01-10 EP EP00900036A patent/EP1149188B1/en not_active Expired - Lifetime
- 2000-01-10 AU AU17932/00A patent/AU1793200A/en not_active Abandoned
Also Published As
| Publication number | Publication date |
|---|---|
| DE60000436T2 (de) | 2003-05-15 |
| CA2360094A1 (en) | 2000-07-13 |
| AU1793200A (en) | 2000-07-24 |
| CA2360094C (en) | 2005-11-29 |
| EP1149188A1 (en) | 2001-10-31 |
| WO2000040783A1 (en) | 2000-07-13 |
| EP1149188B1 (en) | 2002-09-11 |
| DE60000436D1 (de) | 2002-10-17 |
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