NO129154B - - Google Patents
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- Publication number
- NO129154B NO129154B NO04408/71A NO440871A NO129154B NO 129154 B NO129154 B NO 129154B NO 04408/71 A NO04408/71 A NO 04408/71A NO 440871 A NO440871 A NO 440871A NO 129154 B NO129154 B NO 129154B
- Authority
- NO
- Norway
- Prior art keywords
- cell
- aluminum oxide
- aluminum
- anodes
- current density
- Prior art date
Links
- TWNQGVIAIRXVLR-UHFFFAOYSA-N oxo(oxoalumanyloxy)alumane Chemical compound O=[Al]O[Al]=O TWNQGVIAIRXVLR-UHFFFAOYSA-N 0.000 claims description 17
- 229910052782 aluminium Inorganic materials 0.000 claims description 12
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 12
- 239000003792 electrolyte Substances 0.000 claims description 11
- 238000005868 electrolysis reaction Methods 0.000 claims description 8
- KRHYYFGTRYWZRS-UHFFFAOYSA-M Fluoride anion Chemical compound [F-] KRHYYFGTRYWZRS-UHFFFAOYSA-M 0.000 claims description 5
- 238000010438 heat treatment Methods 0.000 claims description 3
- 238000004519 manufacturing process Methods 0.000 claims description 3
- 238000000034 method Methods 0.000 claims description 3
- 239000002994 raw material Substances 0.000 claims description 3
- 235000010210 aluminium Nutrition 0.000 description 12
- 238000005265 energy consumption Methods 0.000 description 6
- 229910052760 oxygen Inorganic materials 0.000 description 4
- 239000001301 oxygen Substances 0.000 description 4
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 2
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 2
- 229910052799 carbon Inorganic materials 0.000 description 2
- 239000003245 coal Substances 0.000 description 2
- 230000007423 decrease Effects 0.000 description 2
- 238000009413 insulation Methods 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- AZDRQVAHHNSJOQ-UHFFFAOYSA-N alumane Chemical compound [AlH3] AZDRQVAHHNSJOQ-UHFFFAOYSA-N 0.000 description 1
- 239000004411 aluminium Substances 0.000 description 1
- 229910003481 amorphous carbon Inorganic materials 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005518 electrochemistry Effects 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 230000005291 magnetic effect Effects 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 239000007784 solid electrolyte Substances 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 239000000126 substance Substances 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
- C25C3/20—Automatic control or regulation of cells
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 (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CH1776370A CH536360A (de) | 1970-12-01 | 1970-12-01 | Verfahren für die Gewinnung von Aluminium durch Elektrolyse von Aluminiumoxid im Fluoridschmelzfluss |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NO129154B true NO129154B (de) | 1974-03-04 |
Family
ID=4427910
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NO04408/71A NO129154B (de) | 1970-12-01 | 1971-11-30 |
Country Status (12)
| Country | Link |
|---|---|
| US (1) | US3756929A (de) |
| AR (1) | AR192900A1 (de) |
| AU (1) | AU3631871A (de) |
| BE (1) | BE776031A (de) |
| BR (1) | BR7107974D0 (de) |
| CH (1) | CH536360A (de) |
| DE (1) | DE2153293A1 (de) |
| FR (1) | FR2116478A1 (de) |
| GB (1) | GB1328310A (de) |
| IT (1) | IT941804B (de) |
| NL (1) | NL7115830A (de) |
| NO (1) | NO129154B (de) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| NO135034B (de) * | 1975-04-10 | 1976-10-18 | Norsk Hydro As | |
| US6551489B2 (en) | 2000-01-13 | 2003-04-22 | Alcoa Inc. | Retrofit aluminum smelting cells using inert anodes and method |
| AU4175701A (en) | 2000-02-24 | 2001-09-03 | Alcoa Inc | Method of converting hall-heroult cells to inert anode |
| US7384521B2 (en) * | 2005-08-30 | 2008-06-10 | Alcoa Inc. | Method for reducing cell voltage and increasing cell stability by in-situ formation of slots in a Soderberg anode |
| CN102808198A (zh) * | 2012-07-27 | 2012-12-05 | 中国铝业股份有限公司 | 一种实现铝电解槽氧化铝浓度稳定控制的方法 |
| RU2586184C1 (ru) * | 2015-02-03 | 2016-06-10 | Федеральное государственное автономное образовательное учреждение высшего образования "Сибирский федеральный университет" | Способ укрытия анодного массива |
-
1970
- 1970-12-01 CH CH1776370A patent/CH536360A/de not_active IP Right Cessation
-
1971
- 1971-10-26 DE DE19712153293 patent/DE2153293A1/de active Pending
- 1971-11-05 AR AR238874A patent/AR192900A1/es active
- 1971-11-17 NL NL7115830A patent/NL7115830A/xx unknown
- 1971-11-26 IT IT31719/71A patent/IT941804B/it active
- 1971-11-30 NO NO04408/71A patent/NO129154B/no unknown
- 1971-11-30 GB GB5558771A patent/GB1328310A/en not_active Expired
- 1971-11-30 US US00203383A patent/US3756929A/en not_active Expired - Lifetime
- 1971-11-30 BE BE776031A patent/BE776031A/xx unknown
- 1971-11-30 AU AU36318/71A patent/AU3631871A/en not_active Expired
- 1971-12-01 BR BR7974/71A patent/BR7107974D0/pt unknown
- 1971-12-01 FR FR7143160A patent/FR2116478A1/fr not_active Withdrawn
Also Published As
| Publication number | Publication date |
|---|---|
| DE2153293A1 (de) | 1972-06-15 |
| GB1328310A (en) | 1973-08-30 |
| AR192900A1 (es) | 1973-03-21 |
| IT941804B (it) | 1973-03-10 |
| US3756929A (en) | 1973-09-04 |
| FR2116478A1 (de) | 1972-07-13 |
| AU3631871A (en) | 1973-06-07 |
| BR7107974D0 (pt) | 1973-04-05 |
| CH536360A (de) | 1973-04-30 |
| BE776031A (fr) | 1972-03-16 |
| NL7115830A (de) | 1972-06-05 |
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