BR9106775A - Celula aperfeicoada para a fusao redutora de aluminio - Google Patents
Celula aperfeicoada para a fusao redutora de aluminioInfo
- Publication number
- BR9106775A BR9106775A BR919106775A BR9106775A BR9106775A BR 9106775 A BR9106775 A BR 9106775A BR 919106775 A BR919106775 A BR 919106775A BR 9106775 A BR9106775 A BR 9106775A BR 9106775 A BR9106775 A BR 9106775A
- Authority
- BR
- Brazil
- Prior art keywords
- perfected
- cell
- reducing aluminum
- aluminum fusion
- fusion
- Prior art date
Links
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)
- Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Electrolytic Production Of Metals (AREA)
- Battery Electrode And Active Subsutance (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
AUPK184390 | 1990-08-20 | ||
PCT/AU1991/000372 WO1992003597A1 (en) | 1990-08-20 | 1991-08-19 | Improved aluminium smelting cell |
Publications (1)
Publication Number | Publication Date |
---|---|
BR9106775A true BR9106775A (pt) | 1993-08-24 |
Family
ID=3774902
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BR919106774A BR9106774A (pt) | 1990-08-20 | 1991-08-19 | Celula para a fundicao de aluminio isenta de borda |
BR919106775A BR9106775A (pt) | 1990-08-20 | 1991-08-19 | Celula aperfeicoada para a fusao redutora de aluminio |
Family Applications Before (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BR919106774A BR9106774A (pt) | 1990-08-20 | 1991-08-19 | Celula para a fundicao de aluminio isenta de borda |
Country Status (9)
Country | Link |
---|---|
US (1) | US5330631A (pt) |
EP (2) | EP0550456B1 (pt) |
BR (2) | BR9106774A (pt) |
CA (2) | CA2088482C (pt) |
DE (2) | DE69120081D1 (pt) |
IS (2) | IS3746A7 (pt) |
NO (1) | NO307525B1 (pt) |
NZ (2) | NZ239473A (pt) |
WO (2) | WO1992003597A1 (pt) |
Families Citing this family (18)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
AU688098B2 (en) * | 1994-09-08 | 1998-03-05 | Moltech Invent S.A. | Aluminium electrowinning cell with improved carbon cathode blocks |
WO1999002764A1 (en) * | 1997-07-08 | 1999-01-21 | Moltech Invent S.A. | A drained cathode cell for the production of aluminium |
CA2318893A1 (en) * | 1998-02-11 | 1999-08-19 | Moltech Invent S.A. | Drained cathode aluminium electrowinning cell with improved alumina distribution |
WO2000063463A2 (en) * | 1999-04-16 | 2000-10-26 | Moltech Invent S.A. | Aluminium electrowinning cells having a v-shaped cathode bottom |
CA2400943C (en) * | 2000-02-24 | 2009-06-09 | Alcoa, Inc. | Method of converting hall-heroult cells to inert anode cells for aluminum production |
US6511590B1 (en) * | 2000-10-10 | 2003-01-28 | Alcoa Inc. | Alumina distribution in electrolysis cells including inert anodes using bubble-driven bath circulation |
US20040163967A1 (en) * | 2003-02-20 | 2004-08-26 | Lacamera Alfred F. | Inert anode designs for reduced operating voltage of aluminum production cells |
US7179353B2 (en) * | 2004-03-11 | 2007-02-20 | Alcoa Inc. | Closed end slotted carbon anodes for aluminum electrolysis cells |
US7799189B2 (en) * | 2004-03-11 | 2010-09-21 | Alcoa Inc. | Closed end slotted carbon anodes for aluminum electrolysis cells |
CN100478500C (zh) * | 2007-03-02 | 2009-04-15 | 冯乃祥 | 一种异形阴极碳块结构铝电解槽 |
DE102010039638B4 (de) * | 2010-08-23 | 2015-11-19 | Sgl Carbon Se | Kathode, Vorrichtung zur Aluminiumgewinnung und Verwendung der Kathode bei der Aluminiumgewinnung |
DE102010041083A1 (de) * | 2010-09-20 | 2012-03-22 | Sgl Carbon Se | Elektrolysezelle zur Gewinnung von Aluminium |
DE102011004011A1 (de) * | 2011-02-11 | 2012-08-16 | Sgl Carbon Se | Kathodenanordnung mit einem oberflächenprofilierten Kathodenblock mit einer mit Graphitfolie ausgekleideten Nut variabler Tiefe |
DE102011004010A1 (de) * | 2011-02-11 | 2012-08-16 | Sgl Carbon Se | Kathodenanordnung mit einem oberflächenprofilierten Kathodenblock mit Nut variabler Tiefe |
DE102011076302A1 (de) * | 2011-05-23 | 2013-01-03 | Sgl Carbon Se | Elektrolysezelle und Kathode mit unregelmäßiger Oberflächenprofilierung |
AU2013204396B2 (en) * | 2012-05-16 | 2015-01-29 | Lynas Services Pty Ltd | Electrolytic cell for production of rare earth metals |
WO2013170310A1 (en) * | 2012-05-16 | 2013-11-21 | Lynas Services Pty Ltd | Drained cathode electrolysis cell for production of rare earth metals |
AU2014244488B2 (en) * | 2013-03-13 | 2017-02-09 | Alcoa Usa Corp. | Systems and methods of protecting electrolysis cells |
Family Cites Families (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB208712A (en) * | 1922-12-21 | 1925-03-12 | Aluminum Co Of America | Improvements in or relating to methods of lining electrolytic cells for refining metals |
GB208711A (en) * | 1922-12-21 | 1925-03-12 | Aluminum Co Of America | Improvements in or relating to electrolytic refining of metals |
FR1032307A (fr) * | 1951-02-10 | 1953-07-01 | Ind De L Aluminium Sa | Procédé de fabrication d'aluminium fondu par électrolyse ignée de chlorure d'aluminium et appareillage en permettant la mise en oeuvre |
US3501386A (en) * | 1966-05-17 | 1970-03-17 | Arthur F Johnson | Apparatus and process for the reduction of aluminum |
NZ197038A (en) * | 1980-05-23 | 1984-04-27 | Alusuisse | Cathode for the production of aluminium |
US4405433A (en) * | 1981-04-06 | 1983-09-20 | Kaiser Aluminum & Chemical Corporation | Aluminum reduction cell electrode |
CH648870A5 (de) * | 1981-10-23 | 1985-04-15 | Alusuisse | Kathode fuer eine schmelzflusselektrolysezelle zur herstellung von aluminium. |
DE3373115D1 (en) * | 1982-05-28 | 1987-09-24 | Alcan Int Ltd | Improvements in electrolytic reduction cells for aluminium production |
DE3375030D1 (en) * | 1982-07-22 | 1988-02-04 | Commw Aluminium Corp | Improved cell for electrolytic production of aluminum |
US4602990A (en) * | 1983-02-17 | 1986-07-29 | Commonwealth Aluminum Corporation | Low energy aluminum reduction cell with induced bath flow |
NZ232583A (en) * | 1989-02-20 | 1991-11-26 | Comalco Alu | Aluminium smelting cell with cathode sloped in primary and secondary directions |
-
1991
- 1991-08-19 WO PCT/AU1991/000372 patent/WO1992003597A1/en active IP Right Grant
- 1991-08-19 EP EP91915021A patent/EP0550456B1/en not_active Expired - Lifetime
- 1991-08-19 EP EP91914846A patent/EP0544737B1/en not_active Expired - Lifetime
- 1991-08-19 DE DE69120081T patent/DE69120081D1/de not_active Expired - Lifetime
- 1991-08-19 US US07/969,850 patent/US5330631A/en not_active Expired - Lifetime
- 1991-08-19 DE DE69114511T patent/DE69114511D1/de not_active Expired - Lifetime
- 1991-08-19 CA CA002088482A patent/CA2088482C/en not_active Expired - Lifetime
- 1991-08-19 CA CA002088483A patent/CA2088483C/en not_active Expired - Lifetime
- 1991-08-19 BR BR919106774A patent/BR9106774A/pt not_active IP Right Cessation
- 1991-08-19 IS IS3746A patent/IS3746A7/is unknown
- 1991-08-19 BR BR919106775A patent/BR9106775A/pt not_active IP Right Cessation
- 1991-08-19 IS IS3747A patent/IS3747A7/is unknown
- 1991-08-19 WO PCT/AU1991/000373 patent/WO1992003598A1/en active IP Right Grant
- 1991-08-20 NZ NZ239473A patent/NZ239473A/xx unknown
- 1991-08-20 NZ NZ239472A patent/NZ239472A/en unknown
-
1993
- 1993-02-17 NO NO930563A patent/NO307525B1/no not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
NO930563D0 (no) | 1993-02-17 |
IS3747A7 (is) | 1992-02-21 |
WO1992003598A1 (en) | 1992-03-05 |
EP0550456A4 (en) | 1993-10-27 |
CA2088482A1 (en) | 1992-02-21 |
EP0544737B1 (en) | 1996-06-05 |
IS3746A7 (is) | 1992-02-21 |
CA2088482C (en) | 2000-12-26 |
NZ239472A (en) | 1993-06-25 |
US5330631A (en) | 1994-07-19 |
EP0544737A1 (en) | 1993-06-09 |
DE69114511D1 (de) | 1995-12-14 |
NO307525B1 (no) | 2000-04-17 |
EP0544737A4 (en) | 1993-10-27 |
CA2088483C (en) | 2000-10-10 |
EP0550456A1 (en) | 1993-07-14 |
EP0550456B1 (en) | 1995-11-08 |
WO1992003597A1 (en) | 1992-03-05 |
DE69120081D1 (de) | 1996-07-11 |
BR9106774A (pt) | 1993-08-24 |
NZ239473A (en) | 1993-09-27 |
NO930563L (no) | 1993-02-17 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
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 EXTINTE EM 19/08/2011 |