BR9000794A - Celula eletrolitica de reducao de aluminio - Google Patents
Celula eletrolitica de reducao de aluminioInfo
- Publication number
- BR9000794A BR9000794A BR909000794A BR9000794A BR9000794A BR 9000794 A BR9000794 A BR 9000794A BR 909000794 A BR909000794 A BR 909000794A BR 9000794 A BR9000794 A BR 9000794A BR 9000794 A BR9000794 A BR 9000794A
- Authority
- BR
- Brazil
- Prior art keywords
- anode
- cathode
- bubbles
- primary
- longitudinal direction
- Prior art date
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
- 238000003723 Smelting Methods 0.000 abstract 1
- 230000001154 acute effect Effects 0.000 abstract 1
- 239000004411 aluminium Substances 0.000 abstract 1
- 230000000295 complement effect Effects 0.000 abstract 1
- 239000003792 electrolyte Substances 0.000 abstract 1
- 230000005012 migration Effects 0.000 abstract 1
- 238000013508 migration Methods 0.000 abstract 1
- 238000007493 shaping 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
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Engineering & Computer Science (AREA)
- Electrolytic Production Of Metals (AREA)
- Manufacture And Refinement Of Metals (AREA)
- Battery Electrode And Active Subsutance (AREA)
- Processing Of Solid Wastes (AREA)
- Secondary Cells (AREA)
- Diaphragms For Electromechanical Transducers (AREA)
- Superconductors And Manufacturing Methods Therefor (AREA)
- High-Tension Arc-Extinguishing Switches Without Spraying Means (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| AUPJ282689 | 1989-02-20 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BR9000794A true BR9000794A (pt) | 1991-02-05 |
Family
ID=3773726
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BR909000794A BR9000794A (pt) | 1989-02-20 | 1990-02-20 | Celula eletrolitica de reducao de aluminio |
Country Status (10)
| Country | Link |
|---|---|
| US (1) | US5043047A (pt) |
| EP (1) | EP0393816B1 (pt) |
| AT (1) | ATE105028T1 (pt) |
| AU (1) | AU627550B2 (pt) |
| BR (1) | BR9000794A (pt) |
| CA (1) | CA2010324C (pt) |
| DE (1) | DE69008410D1 (pt) |
| IS (1) | IS1517B (pt) |
| NO (1) | NO180545C (pt) |
| NZ (1) | NZ232583A (pt) |
Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5667664A (en) * | 1990-08-20 | 1997-09-16 | Comalco Aluminum Limited | Ledge-free aluminum smelting cell |
| EP0544737B1 (en) * | 1990-08-20 | 1996-06-05 | Comalco Aluminium, Ltd. | Ledge-free aluminium smelting cell |
| US6241747B1 (en) * | 1993-05-03 | 2001-06-05 | Quill Medical, Inc. | Barbed Bodily tissue connector |
| EP0905284B1 (en) | 1994-09-08 | 2002-04-03 | MOLTECH Invent S.A. | Aluminium electrowinning cell with drained cathode |
| AU746427B2 (en) * | 1998-02-11 | 2002-05-02 | Moltech Invent S.A. | Drained cathode aluminium electrowinning cell with improved alumina distribution |
| US20040163967A1 (en) * | 2003-02-20 | 2004-08-26 | Lacamera Alfred F. | Inert anode designs for reduced operating voltage of aluminum production cells |
| DE102011086044A1 (de) * | 2011-11-09 | 2013-05-16 | Sgl Carbon Se | Kathodenblock mit gewölbter und/oder gerundeter Oberfläche |
| CA3055584A1 (en) * | 2017-03-31 | 2018-10-04 | Alcoa Usa Corp. | Systems and methods of electrolytic production of aluminum |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3067124A (en) * | 1958-07-24 | 1962-12-04 | Montedison Spa | Furnace for fused-bath electrolysis, particularly for aluminum production from alo |
| US3501386A (en) * | 1966-05-17 | 1970-03-17 | Arthur F Johnson | Apparatus and process for the reduction of aluminum |
| US4333813A (en) * | 1980-03-03 | 1982-06-08 | Reynolds Metals Company | Cathodes for alumina reduction cells |
| US4405433A (en) * | 1981-04-06 | 1983-09-20 | Kaiser Aluminum & Chemical Corporation | Aluminum reduction cell electrode |
| US4602990A (en) * | 1983-02-17 | 1986-07-29 | Commonwealth Aluminum Corporation | Low energy aluminum reduction cell with induced bath flow |
| JPS60500541A (ja) * | 1983-02-17 | 1985-04-18 | コマルコ・アルミニウム・リミテッド | バス流誘起による省エネルギ型アルミニウム還元炉 |
-
1990
- 1990-02-19 IS IS3552A patent/IS1517B/is unknown
- 1990-02-19 AT AT9090301746T patent/ATE105028T1/de not_active IP Right Cessation
- 1990-02-19 EP EP90301746A patent/EP0393816B1/en not_active Expired - Lifetime
- 1990-02-19 CA CA002010324A patent/CA2010324C/en not_active Expired - Lifetime
- 1990-02-19 DE DE69008410T patent/DE69008410D1/de not_active Expired - Lifetime
- 1990-02-19 NZ NZ232583A patent/NZ232583A/xx unknown
- 1990-02-20 US US07/481,847 patent/US5043047A/en not_active Expired - Lifetime
- 1990-02-20 BR BR909000794A patent/BR9000794A/pt not_active IP Right Cessation
- 1990-02-20 NO NO900801A patent/NO180545C/no not_active IP Right Cessation
- 1990-02-21 AU AU50008/90A patent/AU627550B2/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| US5043047A (en) | 1991-08-27 |
| NO180545C (no) | 1997-05-07 |
| NO900801L (no) | 1990-08-21 |
| NO180545B (no) | 1997-01-27 |
| AU5000890A (en) | 1990-08-23 |
| NO900801D0 (no) | 1990-02-20 |
| CA2010324A1 (en) | 1990-08-20 |
| EP0393816B1 (en) | 1994-04-27 |
| IS3552A7 (is) | 1990-08-21 |
| EP0393816A1 (en) | 1990-10-24 |
| ATE105028T1 (de) | 1994-05-15 |
| AU627550B2 (en) | 1992-08-27 |
| DE69008410D1 (de) | 1994-06-01 |
| NZ232583A (en) | 1991-11-26 |
| IS1517B (is) | 1992-11-04 |
| CA2010324C (en) | 1998-11-03 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| FB20 | Grant procedure suspended (art. 20) | ||
| FB36 | Technical and formal requirements: requirement - article 36 of industrial property law | ||
| FF | Decision: intention to grant | ||
| FG9A | Patent or certificate of addition granted | ||
| B21A | Patent or certificate of addition expired [chapter 21.1 patent gazette] |
Free format text: PATENTE EXTINTA EM 20/02/2010 |