RO81214A - Metoda si dispozitiv pentru controlul nivelului de referinta in baia electrolitica - Google Patents
Metoda si dispozitiv pentru controlul nivelului de referinta in baia electroliticaInfo
- Publication number
- RO81214A RO81214A RO7791320A RO9132077A RO81214A RO 81214 A RO81214 A RO 81214A RO 7791320 A RO7791320 A RO 7791320A RO 9132077 A RO9132077 A RO 9132077A RO 81214 A RO81214 A RO 81214A
- Authority
- RO
- Romania
- Prior art keywords
- baia
- electrical
- control
- reference level
- level
- 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
- C25C3/20—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)
- Control Of Non-Electrical Variables (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US05/738,657 US4045308A (en) | 1976-11-04 | 1976-11-04 | Bath level set point control in an electrolytic cell and method of operating same |
Publications (2)
Publication Number | Publication Date |
---|---|
RO81214A true RO81214A (ro) | 1984-01-14 |
RO81214B RO81214B (ro) | 1984-01-30 |
Family
ID=24968925
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
RO91320A RO81214B (ro) | 1976-11-04 | 1977-08-10 | METODA SI DISPOZITIV PENTRU CONTROLUL NIVELULUI DE REFERINTA îN BAIA ELECTROLITICA |
Country Status (6)
Country | Link |
---|---|
US (1) | US4045308A (ro) |
JP (1) | JPS5357110A (ro) |
DE (1) | DE2729945C2 (ro) |
NL (1) | NL7708044A (ro) |
RO (1) | RO81214B (ro) |
SU (1) | SU793411A3 (ro) |
Families Citing this family (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2483965A1 (fr) * | 1980-06-06 | 1981-12-11 | Aluminium Grece | Procede et appareillage de controle de l'alimentation en alumine d'une cellule pour la production d'aluminium par electrolyse |
EP0195142B1 (en) * | 1985-03-18 | 1988-09-07 | Alcan International Limited | Controlling alf 3 addition to al reduction cell electrolyte |
EP0195143B1 (en) * | 1985-03-18 | 1988-10-26 | Alcan International Limited | Controlling aluminium reduction cell operation |
FR2614320B1 (fr) * | 1987-04-21 | 1989-06-30 | Pechiney Aluminium | Procede et dispositif de controle des additions d'electrolyse solide dans les cuves d'electrolyse pour la production d'aluminium. |
JPH032707U (ro) * | 1989-05-30 | 1991-01-11 | ||
AU2003903150A0 (en) * | 2003-06-20 | 2003-07-03 | Bhp Billiton Innovation Pty Ltd | Electrochemical reduction of metal oxides |
US20070193877A1 (en) * | 2003-09-26 | 2007-08-23 | Rigby Gregory D | Electrochemical reduction of metal oxides |
EA009106B1 (ru) * | 2003-10-14 | 2007-10-26 | Би Эйч Пи БИЛЛИТОН ИННОВЕЙШН ПТИ ЛТД. | Электрохимическое восстановление оксидов металлов |
CN101006204A (zh) * | 2004-06-22 | 2007-07-25 | Bhp比利顿创新公司 | 金属氧化物的电化学还原 |
EP1789609A4 (en) * | 2004-07-30 | 2008-11-12 | Bhp Billiton Innovation Pty | ELECTROCHEMICAL REDUCTION OF METAL OXIDES |
CN105624740A (zh) * | 2014-10-30 | 2016-06-01 | 宁波创润新材料有限公司 | 测量方法 |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3629079A (en) * | 1968-02-23 | 1971-12-21 | Kaiser Aluminium Chem Corp | Alumina feed control |
US3622475A (en) * | 1968-08-21 | 1971-11-23 | Reynolds Metals Co | Reduction cell control system |
US3632488A (en) * | 1969-01-23 | 1972-01-04 | Reynolds Metals Co | Reduction cell control system |
-
1976
- 1976-11-04 US US05/738,657 patent/US4045308A/en not_active Expired - Lifetime
-
1977
- 1977-06-29 DE DE2729945A patent/DE2729945C2/de not_active Expired
- 1977-07-19 NL NL7708044A patent/NL7708044A/xx not_active Application Discontinuation
- 1977-07-26 JP JP8890177A patent/JPS5357110A/ja active Granted
- 1977-08-09 SU SU772509803A patent/SU793411A3/ru active
- 1977-08-10 RO RO91320A patent/RO81214B/ro unknown
Also Published As
Publication number | Publication date |
---|---|
NL7708044A (nl) | 1978-05-08 |
JPS5357110A (en) | 1978-05-24 |
US4045308A (en) | 1977-08-30 |
RO81214B (ro) | 1984-01-30 |
SU793411A3 (ru) | 1980-12-30 |
DE2729945C2 (de) | 1983-01-05 |
DE2729945A1 (de) | 1978-05-18 |
JPS5653636B2 (ro) | 1981-12-19 |
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