IN154431B - - Google Patents
Info
- Publication number
- IN154431B IN154431B IN638/CAL/81A IN638CA1981A IN154431B IN 154431 B IN154431 B IN 154431B IN 638CA1981 A IN638CA1981 A IN 638CA1981A IN 154431 B IN154431 B IN 154431B
- Authority
- IN
- India
- Prior art keywords
- alumina
- rate
- tank
- content
- bath
- 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
-
- 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
- C25C3/14—Devices for feeding or crust breaking
-
- 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)
- Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
- Crystals, And After-Treatments Of Crystals (AREA)
- Analysing Materials By The Use Of Radiation (AREA)
- Compositions Of Oxide Ceramics (AREA)
- Automatic Analysis And Handling Materials Therefor (AREA)
- Investigating Or Analyzing Materials Using Thermal Means (AREA)
- Ceramic Products (AREA)
- Manufacture Of Electron Tubes, Discharge Lamp Vessels, Lead-In Wires, And The Like (AREA)
- Insulators (AREA)
- Chemical Treatment Of Metals (AREA)
- Refinement Of Pig-Iron, Manufacture Of Cast Iron, And Steel Manufacture Other Than In Revolving Furnaces (AREA)
- Liquid Crystal Substances (AREA)
- Vessels, Lead-In Wires, Accessory Apparatuses For Cathode-Ray Tubes (AREA)
- Paper (AREA)
- Rigid Pipes And Flexible Pipes (AREA)
- Duct Arrangements (AREA)
- Laying Of Electric Cables Or Lines Outside (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR8016406A FR2487386A1 (fr) | 1980-07-23 | 1980-07-23 | Procede et appareillage pour reguler de facon precise la cadence d'introduction et la teneur en alumine d'une cuve d'electrolyse ignee, et application a la production d'aluminium |
Publications (1)
Publication Number | Publication Date |
---|---|
IN154431B true IN154431B (pl) | 1984-10-27 |
Family
ID=9244521
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IN638/CAL/81A IN154431B (pl) | 1980-07-23 | 1981-06-12 |
Country Status (22)
Country | Link |
---|---|
US (1) | US4431491A (pl) |
EP (1) | EP0044794B1 (pl) |
JP (1) | JPS6037197B2 (pl) |
KR (1) | KR850001767B1 (pl) |
AT (1) | ATE10514T1 (pl) |
AU (1) | AU549056B2 (pl) |
BR (1) | BR8104735A (pl) |
CA (1) | CA1157803A (pl) |
DE (1) | DE3167452D1 (pl) |
ES (2) | ES504180A0 (pl) |
FR (1) | FR2487386A1 (pl) |
GB (1) | GB2080830B (pl) |
GR (1) | GR74283B (pl) |
HU (1) | HU187339B (pl) |
IN (1) | IN154431B (pl) |
NO (1) | NO157906C (pl) |
NZ (1) | NZ197748A (pl) |
OA (1) | OA06862A (pl) |
PL (1) | PL134831B1 (pl) |
RO (1) | RO82685B (pl) |
SK (1) | SK545081A3 (pl) |
YU (1) | YU44417B (pl) |
Families Citing this family (29)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2527647A1 (fr) * | 1982-05-27 | 1983-12-02 | Pechiney Aluminium | Dispositif amovible d'alimentation ponctuelle en alumine d'une cuve d'electrolyse pour la production d'aluminium |
DE3305236C2 (de) * | 1983-02-10 | 1985-11-21 | Schweizerische Aluminium Ag, Chippis | Vorrichtung zur Steuerung einer Einschlagvorrichtung einer Schmelzflußelektrolysezelle und Verfahren zum Betreiben der Vorrichtung |
NO166821C (no) * | 1985-02-21 | 1991-09-04 | Aardal & Sunndal Verk As | Fremgangsmaate for styring av aluminiumoksyd-tilfoerselen til elektrolyseovner for fremstilling av aluminium. |
EP0195142B1 (en) * | 1985-03-18 | 1988-09-07 | Alcan International Limited | Controlling alf 3 addition to al reduction cell electrolyte |
FR2581660B1 (fr) * | 1985-05-07 | 1987-06-05 | Pechiney Aluminium | Procede de regulation precise d'une faible teneur en alumine dans une cuve d'electrolyse ignee pour la production d'aluminium |
US4654130A (en) * | 1986-05-15 | 1987-03-31 | Reynolds Metals Company | Method for improved alumina control in aluminum electrolytic cells employing point feeders |
FR2605410B1 (fr) * | 1986-10-17 | 1988-11-25 | Pechiney Aluminium | Procede et dispositif de mesure electrochimique de la concentration en ions oxyde dans un bain a base d'halogenures fondus |
US4752362A (en) * | 1987-01-27 | 1988-06-21 | Aluminum Company Of America | Detecting and estimating shorting phenomena in hall cells and control of cell anodes in response thereto |
ATE133721T1 (de) * | 1989-02-24 | 1996-02-15 | Comalco Alu | Kontrollverfahren für aluminium-schmelzflussöfen |
EP0552152A4 (en) * | 1990-10-05 | 1993-10-27 | Portland Smelter Services Pty. Ltd | Apparatus for controlled supply of alumina |
US5423968A (en) * | 1992-07-14 | 1995-06-13 | Portland Smelter Services Pty. Ltd. | Alumina supply apparatus for electrolytic smelter |
DE4443225C2 (de) * | 1994-12-05 | 2000-08-24 | Hamburger Aluminium Werk Gmbh | Verfahren zum Regeln der Al¶2¶O¶3¶-Konzentration bei der Erzeugung von Aluminium |
FR2749858B1 (fr) * | 1996-06-17 | 1998-07-24 | Pechiney Aluminium | Procede de regulation de la teneur en alumine du bain des cuves d'electrolyse pour la production d'aluminium |
CA2230882C (en) | 1997-03-14 | 2004-08-17 | Dubai Aluminium Company Limited | Intelligent control of aluminium reduction cells using predictive and pattern recognition techniques |
NO311623B1 (no) * | 1998-03-23 | 2001-12-17 | Norsk Hydro As | Fremgangsmåte for styring av aluminiumoksidtilförsel til elektrolyseceller for fremstilling av aluminium |
RU2189403C2 (ru) * | 2000-12-05 | 2002-09-20 | Закрытое акционерное общество "ТоксСофт" | Способ управления электролизерами для получения алюминия и устройство для его осуществления |
FR2821364B1 (fr) * | 2001-02-28 | 2004-04-09 | Pechiney Aluminium | Procede de regulation d'une cellule d'electrolyse |
AUPR443901A0 (en) * | 2001-04-10 | 2001-05-17 | Bhp Innovation Pty Ltd | Method for reduction of metal oxides to pure metals |
US6837982B2 (en) | 2002-01-25 | 2005-01-04 | Northwest Aluminum Technologies | Maintaining molten salt electrolyte concentration in aluminum-producing electrolytic cell |
RU2255149C1 (ru) * | 2004-05-05 | 2005-06-27 | Общество с ограниченной ответственностью "Инженерно-технологический центр" | Способ управления алюминиевым электролизером при изменении скорости растворения глинозема |
EP2135975A1 (en) | 2008-06-16 | 2009-12-23 | Alcan International Limited | Method of producing aluminium in an electrolysis cell |
US7915550B2 (en) * | 2008-06-17 | 2011-03-29 | Mac Valves, Inc. | Pneumatic system electrical contact device |
US8367953B2 (en) * | 2008-06-17 | 2013-02-05 | Mac Valves, Inc. | Pneumatic system electrical contact device |
CN101643920B (zh) * | 2009-09-10 | 2011-02-09 | 中国铝业股份有限公司 | 铝电解槽氧化铝浓度的控制方法 |
US9719180B2 (en) * | 2013-12-17 | 2017-08-01 | Control Automation, Llc | Dose meter for crust punch and alumina dispenser |
EP3196340B1 (en) * | 2014-06-19 | 2019-07-24 | (Obshchestvo S Ogranichennoy Otvetstvennost'Yu "Obedinennaya Kompaniya Rusal Inzhen-Erno- Tekhnologicheskiy Tsentr) | Method for controlling feeding of alumina into electrolyzer during aluminum production |
EP3266904B1 (de) | 2016-07-05 | 2021-03-24 | TRIMET Aluminium SE | Schmelzflusselektrolyseanlage und regelungsverfahren zu deren betrieb |
FR3065969B1 (fr) | 2017-05-03 | 2019-07-19 | Laurent Michard | Procede de pilotage d'une cuve d'electrolyse de l'aluminium |
CN109554728B (zh) * | 2018-12-27 | 2021-04-27 | 中国神华能源股份有限公司 | 氧化铝电解控制方法、存储介质及电子设备 |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3371026A (en) * | 1964-02-04 | 1968-02-27 | Reynolds Metals Co | Electrolytic reduction cell with crustbreaking and ore feeding means |
FR1457746A (fr) * | 1964-09-29 | 1966-01-24 | Reynolds Metals Co | Perfectionnements apportés aux moyens de commande pour cuves de réduction |
US3660256A (en) * | 1967-12-07 | 1972-05-02 | Gen Electric | Method and apparatus for aluminum potline control |
US3616316A (en) * | 1968-01-19 | 1971-10-26 | Reynolds Metals Co | Reduction cell control system |
US3712857A (en) * | 1968-05-20 | 1973-01-23 | Reynolds Metals Co | Method for controlling a reduction cell |
US3622475A (en) * | 1968-08-21 | 1971-11-23 | Reynolds Metals Co | Reduction cell control system |
US3847761A (en) * | 1972-04-06 | 1974-11-12 | Aluminum Co Of America | Bath control |
JPS548109A (en) * | 1977-06-22 | 1979-01-22 | Mitsubishi Keikinzoku Kogyo | Controlling method of feeding alumina into aluminum electrolytic bath |
-
1980
- 1980-07-23 FR FR8016406A patent/FR2487386A1/fr active Granted
-
1981
- 1981-06-12 IN IN638/CAL/81A patent/IN154431B/en unknown
- 1981-07-15 EP EP81420104A patent/EP0044794B1/fr not_active Expired
- 1981-07-15 AT AT81420104T patent/ATE10514T1/de not_active IP Right Cessation
- 1981-07-15 YU YU1745/81A patent/YU44417B/xx unknown
- 1981-07-15 DE DE8181420104T patent/DE3167452D1/de not_active Expired
- 1981-07-16 SK SK5450-81A patent/SK545081A3/sk unknown
- 1981-07-17 NZ NZ197748A patent/NZ197748A/en unknown
- 1981-07-17 OA OA57453A patent/OA06862A/xx unknown
- 1981-07-20 GR GR65562A patent/GR74283B/el unknown
- 1981-07-20 PL PL1981232287A patent/PL134831B1/pl unknown
- 1981-07-20 US US06/284,812 patent/US4431491A/en not_active Expired - Lifetime
- 1981-07-21 RO RO104942A patent/RO82685B/ro unknown
- 1981-07-22 NO NO812512A patent/NO157906C/no unknown
- 1981-07-22 GB GB8122533A patent/GB2080830B/en not_active Expired
- 1981-07-22 BR BR8104735A patent/BR8104735A/pt not_active IP Right Cessation
- 1981-07-22 JP JP56115004A patent/JPS6037197B2/ja not_active Expired
- 1981-07-22 CA CA000382300A patent/CA1157803A/fr not_active Expired
- 1981-07-22 ES ES504180A patent/ES504180A0/es active Granted
- 1981-07-22 AU AU73198/81A patent/AU549056B2/en not_active Expired
- 1981-07-23 KR KR1019810002673A patent/KR850001767B1/ko active
- 1981-07-23 HU HU812155A patent/HU187339B/hu not_active IP Right Cessation
-
1982
- 1982-08-12 ES ES514946A patent/ES514946A0/es active Granted
Also Published As
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