IS1632B - Stjórnun á stöðugleika álflúoríðsmagns í rafgreiningarkeri - Google Patents
Stjórnun á stöðugleika álflúoríðsmagns í rafgreiningarkeriInfo
- Publication number
- IS1632B IS1632B IS3698A IS3698A IS1632B IS 1632 B IS1632 B IS 1632B IS 3698 A IS3698 A IS 3698A IS 3698 A IS3698 A IS 3698A IS 1632 B IS1632 B IS 1632B
- Authority
- IS
- Iceland
- Prior art keywords
- control
- aluminum fluoride
- electrolytic tanks
- fluoride stability
- stability
- Prior art date
Links
- IRPGOXJVTQTAAN-UHFFFAOYSA-N 2,2,3,3,3-pentafluoropropanal Chemical compound FC(F)(F)C(F)(F)C=O IRPGOXJVTQTAAN-UHFFFAOYSA-N 0.000 title 1
- KLZUFWVZNOTSEM-UHFFFAOYSA-K Aluminum fluoride Inorganic materials F[Al](F)F KLZUFWVZNOTSEM-UHFFFAOYSA-K 0.000 title 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)
- Electrolytic Production Of Non-Metals, Compounds, Apparatuses Therefor (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CH152790 | 1990-05-04 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| IS3698A7 IS3698A7 (is) | 1991-11-05 |
| IS1632B true IS1632B (is) | 1996-07-19 |
Family
ID=4212527
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| IS3698A IS1632B (is) | 1990-05-04 | 1991-05-02 | Stjórnun á stöðugleika álflúoríðsmagns í rafgreiningarkeri |
Country Status (9)
| Country | Link |
|---|---|
| US (1) | US5094728A (is) |
| EP (1) | EP0455590B1 (is) |
| AU (1) | AU643006B2 (is) |
| CA (1) | CA2041440A1 (is) |
| DE (1) | DE59105830D1 (is) |
| ES (1) | ES2075401T3 (is) |
| IS (1) | IS1632B (is) |
| NO (1) | NO304748B1 (is) |
| ZA (1) | ZA913260B (is) |
Families Citing this family (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE19805619C2 (de) * | 1998-02-12 | 2002-08-01 | Heraeus Electro Nite Int | Verfahren zur Regelung des AlF¶3¶-Gehaltes in Kryolithschmelzen |
| FR2821363B1 (fr) * | 2001-02-28 | 2003-04-25 | Pechiney Aluminium | Procede de regulation d'une cellule d'electrolyse |
| FR2821364B1 (fr) * | 2001-02-28 | 2004-04-09 | Pechiney Aluminium | Procede de regulation d'une cellule d'electrolyse |
| EP1344847A1 (de) * | 2001-12-03 | 2003-09-17 | Alcan Technology & Management AG | Regulierung einer Aluminiumelektrolysezelle |
| RU2284377C2 (ru) * | 2004-01-05 | 2006-09-27 | Открытое акционерное общество "Сибирский научно-исследовательский, конструкторский и проектный институт алюминиевой и электродной промышленности" (ОАО "СибВАМИ") | Способ отбора проб электролита из электролизера для производства алюминия |
| WO2014165203A1 (en) * | 2013-03-13 | 2014-10-09 | Alcoa Inc. | Systems and methods of protecting electrolysis cell sidewalls |
| CN104451779B (zh) * | 2014-12-17 | 2017-01-18 | 湖南创元铝业有限公司 | 铝电解槽氟化铝控制方法 |
| WO2020190271A1 (en) * | 2019-03-16 | 2020-09-24 | General Electric Company | System and method for controlling of smelting pot line |
| CN117133366B (zh) * | 2023-08-28 | 2026-01-02 | 中国铝业股份有限公司 | 一种铝电解槽中氟化铝添加量的计算方法 |
| CN117210879B (zh) * | 2023-10-12 | 2025-02-11 | 中国铝业股份有限公司 | 一种铝电解槽用氟化铝添加量计算方法 |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3380897A (en) * | 1964-11-16 | 1968-04-30 | Reynolds Metals Co | Method of determining ore concentration |
| US3471390A (en) * | 1965-03-24 | 1969-10-07 | Reynolds Metals Co | Alumina concentration meter |
| 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 |
| US4814050A (en) * | 1986-10-06 | 1989-03-21 | Aluminum Company Of America | Estimation and control of alumina concentration in hall cells |
| FR2620738B1 (fr) * | 1987-09-18 | 1989-11-24 | Pechiney Aluminium | Procede de regulation de l'acidite du bain d'electrolyse par recyclage des produits fluores emis par les cuves d'electrolyse hall-heroult |
-
1991
- 1991-04-24 ES ES91810305T patent/ES2075401T3/es not_active Expired - Lifetime
- 1991-04-24 DE DE59105830T patent/DE59105830D1/de not_active Expired - Fee Related
- 1991-04-24 EP EP91810305A patent/EP0455590B1/de not_active Expired - Lifetime
- 1991-04-29 US US07/693,939 patent/US5094728A/en not_active Expired - Fee Related
- 1991-04-29 CA CA002041440A patent/CA2041440A1/en not_active Abandoned
- 1991-04-29 AU AU76015/91A patent/AU643006B2/en not_active Ceased
- 1991-04-30 ZA ZA913260A patent/ZA913260B/xx unknown
- 1991-04-30 NO NO911708A patent/NO304748B1/no not_active IP Right Cessation
- 1991-05-02 IS IS3698A patent/IS1632B/is unknown
Also Published As
| Publication number | Publication date |
|---|---|
| NO911708L (no) | 1991-11-05 |
| EP0455590B1 (de) | 1995-06-28 |
| NO304748B1 (no) | 1999-02-08 |
| CA2041440A1 (en) | 1991-11-05 |
| AU7601591A (en) | 1991-11-07 |
| DE59105830D1 (de) | 1995-08-03 |
| AU643006B2 (en) | 1993-11-04 |
| ZA913260B (en) | 1992-01-29 |
| NO911708D0 (no) | 1991-04-30 |
| IS3698A7 (is) | 1991-11-05 |
| EP0455590A1 (de) | 1991-11-06 |
| ES2075401T3 (es) | 1995-10-01 |
| US5094728A (en) | 1992-03-10 |
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