CA2446644C - Method for repairing electrolysis cathodes - Google Patents
Method for repairing electrolysis cathodes Download PDFInfo
- Publication number
- CA2446644C CA2446644C CA002446644A CA2446644A CA2446644C CA 2446644 C CA2446644 C CA 2446644C CA 002446644 A CA002446644 A CA 002446644A CA 2446644 A CA2446644 A CA 2446644A CA 2446644 C CA2446644 C CA 2446644C
- Authority
- CA
- Canada
- Prior art keywords
- sheet metal
- cross beam
- cut edge
- cut
- cathode
- 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
- 238000005868 electrolysis reaction Methods 0.000 title claims abstract description 34
- 238000000034 method Methods 0.000 title claims abstract description 32
- 239000002184 metal Substances 0.000 claims abstract description 32
- 229910052751 metal Inorganic materials 0.000 claims abstract description 32
- 230000009471 action Effects 0.000 claims abstract description 12
- 238000003466 welding Methods 0.000 claims description 13
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 12
- 241001016380 Reseda luteola Species 0.000 claims description 12
- 229910052802 copper Inorganic materials 0.000 claims description 12
- 239000010949 copper Substances 0.000 claims description 12
- 230000008569 process Effects 0.000 claims description 10
- 229910001220 stainless steel Inorganic materials 0.000 claims description 7
- 239000010935 stainless steel Substances 0.000 claims description 7
- 230000008901 benefit Effects 0.000 description 3
- 239000004020 conductor Substances 0.000 description 2
- 239000003792 electrolyte Substances 0.000 description 2
- 230000035882 stress Effects 0.000 description 2
- 230000008646 thermal stress Effects 0.000 description 2
- 238000004140 cleaning Methods 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 230000008439 repair process Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 239000010802 sludge Substances 0.000 description 1
- 230000003442 weekly effect 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
- C25C7/00—Constructional parts, or assemblies thereof, of cells; Servicing or operating of cells
- C25C7/02—Electrodes; Connections thereof
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 (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE10122326A DE10122326A1 (de) | 2001-05-08 | 2001-05-08 | Verfahren zur Reparatur von Elektrolysekathoden |
| DE10122326.9 | 2001-05-08 | ||
| PCT/DE2002/000890 WO2002090622A2 (de) | 2001-05-08 | 2002-03-14 | Verfahren zur reparatur von elektrolysekathoden |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CA2446644A1 CA2446644A1 (en) | 2002-11-14 |
| CA2446644C true CA2446644C (en) | 2009-04-14 |
Family
ID=7684027
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA002446644A Expired - Fee Related CA2446644C (en) | 2001-05-08 | 2002-03-14 | Method for repairing electrolysis cathodes |
Country Status (7)
| Country | Link |
|---|---|
| EP (1) | EP1386024B1 (de) |
| AT (1) | ATE500357T1 (de) |
| AU (1) | AU2002302306B2 (de) |
| CA (1) | CA2446644C (de) |
| DE (2) | DE10122326A1 (de) |
| ES (1) | ES2359552T3 (de) |
| WO (1) | WO2002090622A2 (de) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US10221499B2 (en) * | 2015-06-25 | 2019-03-05 | Ge-Hitachi Nuclear Energy Americas Llc | Nuclear fuel structure and method of making a nuclear fuel structure using a detachable cathode material |
| NO349526B1 (en) * | 2016-07-13 | 2026-02-09 | Norsk Hydro As | Electrolysis cell and a method for repairing same |
| JP7260272B2 (ja) * | 2018-09-21 | 2023-04-18 | 旭化成株式会社 | 電極の製造方法 |
| CN114574906B (zh) * | 2022-04-15 | 2024-04-26 | 昆明冶金研究院有限公司 | 一种锌电积阴极板铝整体横梁及其制备方法 |
| CN116197603B (zh) * | 2023-05-03 | 2025-09-23 | 甘肃东兴铝业有限公司 | 一种大型铝电解槽槽壳局部维修方法 |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SU599952A1 (ru) * | 1974-06-21 | 1978-03-30 | Ryaguzov Vasilij N | Способ ремонта сваркой анодных сто ков алюминиевых электролизеров |
| JP2615863B2 (ja) * | 1988-06-20 | 1997-06-04 | 三菱マテリアル株式会社 | 電解用陰極板 |
| DE4241433A1 (de) * | 1992-12-09 | 1994-06-16 | Hampel Heinrich | Dauerelektrodenvorrichtung für die Kupferraffination sowie Verfahren zu deren Herstellung |
| US5454925A (en) * | 1994-05-03 | 1995-10-03 | Eltech Systems Corporation | Repair of mesh electrode spaced from electrode pan |
-
2001
- 2001-05-08 DE DE10122326A patent/DE10122326A1/de not_active Ceased
-
2002
- 2002-03-14 DE DE50214932T patent/DE50214932D1/de not_active Expired - Lifetime
- 2002-03-14 EP EP02729785A patent/EP1386024B1/de not_active Expired - Lifetime
- 2002-03-14 AT AT02729785T patent/ATE500357T1/de active
- 2002-03-14 ES ES02729785T patent/ES2359552T3/es not_active Expired - Lifetime
- 2002-03-14 AU AU2002302306A patent/AU2002302306B2/en not_active Ceased
- 2002-03-14 CA CA002446644A patent/CA2446644C/en not_active Expired - Fee Related
- 2002-03-14 WO PCT/DE2002/000890 patent/WO2002090622A2/de not_active Ceased
Also Published As
| Publication number | Publication date |
|---|---|
| DE10122326A1 (de) | 2002-11-14 |
| ATE500357T1 (de) | 2011-03-15 |
| WO2002090622A2 (de) | 2002-11-14 |
| AU2002302306B2 (en) | 2007-08-23 |
| EP1386024B1 (de) | 2011-03-02 |
| ES2359552T3 (es) | 2011-05-24 |
| CA2446644A1 (en) | 2002-11-14 |
| DE50214932D1 (de) | 2011-04-14 |
| EP1386024A2 (de) | 2004-02-04 |
| WO2002090622A3 (de) | 2003-05-08 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| EEER | Examination request | ||
| MKLA | Lapsed |
Effective date: 20220301 |
|
| MKLA | Lapsed |
Effective date: 20200831 |