JPS5025410B1 - - Google Patents
Info
- Publication number
- JPS5025410B1 JPS5025410B1 JP44038354A JP3835469A JPS5025410B1 JP S5025410 B1 JPS5025410 B1 JP S5025410B1 JP 44038354 A JP44038354 A JP 44038354A JP 3835469 A JP3835469 A JP 3835469A JP S5025410 B1 JPS5025410 B1 JP S5025410B1
- Authority
- JP
- Japan
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
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)
- Vertical, Hearth, Or Arc Furnaces (AREA)
- Closures For Containers (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US73040868A | 1968-05-20 | 1968-05-20 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS5025410B1 true JPS5025410B1 (en) | 1975-08-23 |
Family
ID=24935222
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP44038354A Pending JPS5025410B1 (en) | 1968-05-20 | 1969-05-16 |
Country Status (7)
| Country | Link |
|---|---|
| US (1) | US3712857A (en) |
| JP (1) | JPS5025410B1 (en) |
| CH (1) | CH545856A (en) |
| DE (1) | DE1925201B2 (en) |
| FR (1) | FR2008951A1 (en) |
| GB (1) | GB1274892A (en) |
| NO (1) | NO129257B (en) |
Families Citing this family (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3847761A (en) * | 1972-04-06 | 1974-11-12 | Aluminum Co Of America | Bath control |
| CH560767A5 (en) * | 1972-07-18 | 1975-04-15 | Alusuisse | |
| US3878070A (en) * | 1972-10-18 | 1975-04-15 | Southwire Co | Apparatus for and method of producing metal |
| US3888747A (en) * | 1972-10-18 | 1975-06-10 | Nat Southwire Aluminum | Method of and apparatus for producing metal |
| ZA74950B (en) * | 1973-02-21 | 1975-01-29 | Nat Southwire Aluminum | Method and apparatus for producing metal |
| AT329893B (en) * | 1973-07-25 | 1976-06-10 | Vaw Ver Aluminium Werke Ag | PROCEDURE AND ARRANGEMENT FOR OPERATING AN ELECTROLYSIS PLANT, IN PARTICULAR AN ALUMINUM ELECTROLYSIS PLANT |
| CH594064A5 (en) * | 1973-12-20 | 1977-12-30 | Alusuisse | |
| FR2487386A1 (en) * | 1980-07-23 | 1982-01-29 | Pechiney Aluminium | METHOD AND APPARATUS FOR PRECISELY REGULATING THE INTRODUCTION RATE AND THE ALUMINUM CONTENT OF AN IGNATED ELECTROLYSIS TANK, AND APPLICATION TO THE PRODUCTION OF ALUMINUM |
| US4425201A (en) | 1982-01-27 | 1984-01-10 | Reynolds Metals Company | Method for improved alumina control in aluminum electrolytic cells |
| FR2581660B1 (en) * | 1985-05-07 | 1987-06-05 | Pechiney Aluminium | PROCESS FOR THE PRECISION OF A LOW ALUMINUM CONTENT IN AN IGNATED ELECTROLYSIS TANK FOR THE PRODUCTION OF ALUMINUM |
| US4654130A (en) * | 1986-05-15 | 1987-03-31 | Reynolds Metals Company | Method for improved alumina control in aluminum electrolytic cells employing point feeders |
| NZ232580A (en) * | 1989-02-24 | 1992-12-23 | Comalco Alu | Aluminium smelting process control |
| NO311623B1 (en) * | 1998-03-23 | 2001-12-17 | Norsk Hydro As | Process for controlling aluminum oxide supply to electrolysis cells for aluminum production |
| SE517901C2 (en) * | 2000-08-15 | 2002-07-30 | Parker Hannifin Ab | Control system for pneumatic drive devices |
| AU2007333769A1 (en) * | 2006-12-19 | 2008-06-26 | Michael Schneller | Aluminum production process control |
-
1968
- 1968-05-20 US US00730408A patent/US3712857A/en not_active Expired - Lifetime
-
1969
- 1969-05-12 NO NO01941/69A patent/NO129257B/no unknown
- 1969-05-12 GB GB24149/69A patent/GB1274892A/en not_active Expired
- 1969-05-16 JP JP44038354A patent/JPS5025410B1/ja active Pending
- 1969-05-17 DE DE1925201A patent/DE1925201B2/en not_active Withdrawn
- 1969-05-20 FR FR6916405A patent/FR2008951A1/fr not_active Withdrawn
- 1969-05-20 CH CH766369A patent/CH545856A/xx not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| CH545856A (en) | 1974-02-15 |
| DE1925201B2 (en) | 1980-01-17 |
| US3712857A (en) | 1973-01-23 |
| DE1925201A1 (en) | 1969-11-27 |
| NO129257B (en) | 1974-03-18 |
| FR2008951A1 (en) | 1970-01-30 |
| GB1274892A (en) | 1972-05-17 |