FR2552549B1 - Sonde pour la mesure de la concentration en alumine dans un bain d'electrolyte - Google Patents

Sonde pour la mesure de la concentration en alumine dans un bain d'electrolyte

Info

Publication number
FR2552549B1
FR2552549B1 FR8414856A FR8414856A FR2552549B1 FR 2552549 B1 FR2552549 B1 FR 2552549B1 FR 8414856 A FR8414856 A FR 8414856A FR 8414856 A FR8414856 A FR 8414856A FR 2552549 B1 FR2552549 B1 FR 2552549B1
Authority
FR
France
Prior art keywords
probe
measuring
aluminum concentration
electrolyte bath
electrolyte
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
FR8414856A
Other languages
English (en)
Other versions
FR2552549A1 (fr
Inventor
Thomas J Johnston
Nolan E Richards
Alton T Tabereaux
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 FR2552549A1 publication Critical patent/FR2552549A1/fr
Application granted granted Critical
Publication of FR2552549B1 publication Critical patent/FR2552549B1/fr
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
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N27/00—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means
    • G01N27/02—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance
    • G01N27/04—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance by investigating resistance
    • G01N27/06—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance by investigating resistance of a liquid
    • G01N27/07—Construction of measuring vessels; Electrodes therefor

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Electrolytic Production Of Metals (AREA)
FR8414856A 1983-09-28 1984-09-27 Sonde pour la mesure de la concentration en alumine dans un bain d'electrolyte Expired FR2552549B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/536,708 US4450063A (en) 1983-09-28 1983-09-28 Probe for alumina concentration meter

Publications (2)

Publication Number Publication Date
FR2552549A1 FR2552549A1 (fr) 1985-03-29
FR2552549B1 true FR2552549B1 (fr) 1988-10-07

Family

ID=24139599

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8414856A Expired FR2552549B1 (fr) 1983-09-28 1984-09-27 Sonde pour la mesure de la concentration en alumine dans un bain d'electrolyte

Country Status (4)

Country Link
US (1) US4450063A (fr)
AU (1) AU570504B2 (fr)
CA (1) CA1199369A (fr)
FR (1) FR2552549B1 (fr)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2605410B1 (fr) * 1986-10-17 1988-11-25 Pechiney Aluminium Procede et dispositif de mesure electrochimique de la concentration en ions oxyde dans un bain a base d'halogenures fondus
CA2230882C (fr) * 1997-03-14 2004-08-17 Dubai Aluminium Company Limited Commande intelligente de cellule d'electrolyse au moyen de techniques de prediction et de reconnaissance de formes
DE10012938C2 (de) * 2000-03-16 2002-09-26 Rossendorf Forschzent Anordnung zur Messung der lokalen elektrischen Leitfähigkeit und Temperatur in Fluiden
US6942381B2 (en) * 2003-09-25 2005-09-13 Alcoa Inc. Molten cryolitic bath probe
CN103014773A (zh) * 2012-11-26 2013-04-03 中国铝业股份有限公司 一种均衡铝电解槽氧化铝浓度的装置及方法
RU2584631C2 (ru) * 2013-08-09 2016-05-20 Федеральное государственное бюджетное образовательное учреждение высшего профессионального образования "Национальный минерально-сырьевой университет "Горный" Устройство для определения содержания глинозема в электролите алюминиевого электролизера
RU2748146C1 (ru) * 2020-08-27 2021-05-19 Федеральное государственное бюджетное учреждение науки Институт высокотемпературной электрохимии Уральского отделения Российской Академии наук Способ определения содержания глинозема в криолит-глиноземном расплаве и электрохимическое устройство для его осуществления

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR525703A (fr) * 1920-05-17 1921-09-27 Viktor Planer Dispositif pour la détermination de la résistance électrique, en particulier des matières liquides
US3324013A (en) * 1963-04-22 1967-06-06 Aluminium Lab Ltd Method and apparatus for determining composition of molten salt mixtures
US3471390A (en) * 1965-03-24 1969-10-07 Reynolds Metals Co Alumina concentration meter
US3476671A (en) * 1966-05-16 1969-11-04 Kontes Glass Co Electrode assembly including an elastomeric cap
CH594064A5 (fr) * 1973-12-20 1977-12-30 Alusuisse
AU8159275A (en) * 1974-05-28 1976-12-02 Comalco Ltd Solute concentration by polarography
US3979665A (en) * 1975-02-05 1976-09-07 Baxter Laboratories, Inc. Conductivity monitoring system
CH577682A5 (fr) * 1974-11-14 1976-07-15 Zellweger Uster Ag
US4179349A (en) * 1978-09-26 1979-12-18 The United States Of America As Represented By The United States Department Of Energy Portable probe to measure sensitization of stainless steel

Also Published As

Publication number Publication date
US4450063A (en) 1984-05-22
CA1199369A (fr) 1986-01-14
FR2552549A1 (fr) 1985-03-29
AU3367384A (en) 1985-04-04
AU570504B2 (en) 1988-03-17

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Legal Events

Date Code Title Description
ST Notification of lapse