CA934326A - Control unit - Google Patents

Control unit

Info

Publication number
CA934326A
CA934326A CA070688A CA70688A CA934326A CA 934326 A CA934326 A CA 934326A CA 070688 A CA070688 A CA 070688A CA 70688 A CA70688 A CA 70688A CA 934326 A CA934326 A CA 934326A
Authority
CA
Canada
Prior art keywords
control unit
unit
control
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
CA070688A
Other versions
CA70688S (en
Inventor
G. H. Arts Mathieu
A. A. Lucker Jan
Groenenboom Maarten
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.)
ALUMINIUM DELFZIJL NV
Original Assignee
ALUMINIUM DELFZIJL NV
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 ALUMINIUM DELFZIJL NV filed Critical ALUMINIUM DELFZIJL NV
Application granted granted Critical
Publication of CA934326A publication Critical patent/CA934326A/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)
CA070688A 1968-12-27 1969-12-23 Control unit Expired CA934326A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL6818752A NL6818752A (en) 1968-12-27 1968-12-27

Publications (1)

Publication Number Publication Date
CA934326A true CA934326A (en) 1973-09-25

Family

ID=19805498

Family Applications (1)

Application Number Title Priority Date Filing Date
CA070688A Expired CA934326A (en) 1968-12-27 1969-12-23 Control unit

Country Status (6)

Country Link
US (1) US3674674A (en)
CA (1) CA934326A (en)
DE (1) DE1964446A1 (en)
NL (1) NL6818752A (en)
NO (1) NO125355B (en)
SE (1) SE359319B (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH560765A5 (en) * 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
US3871984A (en) * 1973-09-17 1975-03-18 Reynolds Metals Co Transmission of pot line control signals
US3875030A (en) * 1973-09-17 1975-04-01 Reynolds Metals Co Detection of grounded anodes
US4217197A (en) * 1979-07-18 1980-08-12 Gewerkschaft Eisenhutte Westfalia Apparatus for removing anode residue from anodes of electrolytic melt baths
US6855241B2 (en) 2002-04-22 2005-02-15 Forrest M. Palmer Process and apparatus for smelting aluminum

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH417125A (en) * 1963-08-30 1966-07-15 Alusuisse Process for the automatic regulation of the terminal voltage in a system for the electrolytic production of aluminum in the fluoride melt flow and a system provided with the corresponding regulating device
US3317413A (en) * 1963-09-23 1967-05-02 Pechiney Cie De Produits Control of alumina content during igneous electrolysis
FR1397946A (en) * 1964-01-14 1965-05-07 Pechiney Process for the prediction of burns, the systematic feeding and automatic regulation of the anode system of the tanks for the igneous electrolysis of alumina
NL130687C (en) * 1965-05-28
US3539461A (en) * 1967-10-19 1970-11-10 Kaiser Aluminium Chem Corp Anode effect termination
US3485727A (en) * 1968-07-17 1969-12-23 Reynolds Metals Co Voltage control in aluminum electrolysis cells during flex-raise period

Also Published As

Publication number Publication date
NO125355B (en) 1972-08-28
US3674674A (en) 1972-07-04
DE1964446A1 (en) 1970-11-26
NL6818752A (en) 1970-06-30
SE359319B (en) 1973-08-27

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