GB1274892A - Method for controlling a reduction cell - Google Patents

Method for controlling a reduction cell

Info

Publication number
GB1274892A
GB1274892A GB24149/69A GB2414969A GB1274892A GB 1274892 A GB1274892 A GB 1274892A GB 24149/69 A GB24149/69 A GB 24149/69A GB 2414969 A GB2414969 A GB 2414969A GB 1274892 A GB1274892 A GB 1274892A
Authority
GB
United Kingdom
Prior art keywords
resistance
cell
bath
alumina
during
Prior art date
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.)
Expired
Application number
GB24149/69A
Other languages
English (en)
Inventor
Richard Glen Pillar
James Anthony Carr
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Reynolds Metals Co
Original Assignee
Reynolds Metals Co
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Reynolds Metals Co filed Critical Reynolds Metals Co
Publication of GB1274892A publication Critical patent/GB1274892A/en
Expired legal-status Critical Current

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)
GB24149/69A 1968-05-20 1969-05-12 Method for controlling a reduction cell Expired GB1274892A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US73040868A 1968-05-20 1968-05-20

Publications (1)

Publication Number Publication Date
GB1274892A true GB1274892A (en) 1972-05-17

Family

ID=24935222

Family Applications (1)

Application Number Title Priority Date Filing Date
GB24149/69A Expired GB1274892A (en) 1968-05-20 1969-05-12 Method for controlling a reduction cell

Country Status (7)

Country Link
US (1) US3712857A (no)
JP (1) JPS5025410B1 (no)
CH (1) CH545856A (no)
DE (1) DE1925201B2 (no)
FR (1) FR2008951A1 (no)
GB (1) GB1274892A (no)
NO (1) NO129257B (no)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3847761A (en) * 1972-04-06 1974-11-12 Aluminum Co Of America Bath control
CH560767A5 (no) * 1972-07-18 1975-04-15 Alusuisse
US3888747A (en) * 1972-10-18 1975-06-10 Nat Southwire Aluminum Method of and apparatus for producing metal
US3878070A (en) * 1972-10-18 1975-04-15 Southwire Co Apparatus for and method of producing metal
ZA74950B (en) * 1973-02-21 1975-01-29 Nat Southwire Aluminum Method and apparatus for producing metal
AT329893B (de) * 1973-07-25 1976-06-10 Vaw Ver Aluminium Werke Ag Verfahren und anordnung zum betrieb einer elektrolyseanlage, insbesondere einer aluminium-elektrolyseanlage
CH594064A5 (no) * 1973-12-20 1977-12-30 Alusuisse
FR2487386A1 (fr) * 1980-07-23 1982-01-29 Pechiney Aluminium 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
US4425201A (en) 1982-01-27 1984-01-10 Reynolds Metals Company Method for improved alumina control in aluminum electrolytic cells
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
NZ232580A (en) * 1989-02-24 1992-12-23 Comalco Alu Aluminium smelting process control
NO311623B1 (no) * 1998-03-23 2001-12-17 Norsk Hydro As Fremgangsmåte for styring av aluminiumoksidtilförsel til elektrolyseceller for fremstilling av aluminium
SE517901C2 (sv) * 2000-08-15 2002-07-30 Parker Hannifin Ab Styrsystem för pneumatiska drivanordningar
US8052859B2 (en) * 2006-12-19 2011-11-08 Michael Schneller Aluminum production process control

Also Published As

Publication number Publication date
NO129257B (no) 1974-03-18
US3712857A (en) 1973-01-23
FR2008951A1 (no) 1970-01-30
DE1925201B2 (de) 1980-01-17
DE1925201A1 (de) 1969-11-27
CH545856A (no) 1974-02-15
JPS5025410B1 (no) 1975-08-23

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PCNP Patent ceased through non-payment of renewal fee