FR2241508A1 - Fused salt baths for chemically pre-stressing glass - monitored and corrected for impurities by potential difference measurement process - Google Patents

Fused salt baths for chemically pre-stressing glass - monitored and corrected for impurities by potential difference measurement process

Info

Publication number
FR2241508A1
FR2241508A1 FR7330134A FR7330134A FR2241508A1 FR 2241508 A1 FR2241508 A1 FR 2241508A1 FR 7330134 A FR7330134 A FR 7330134A FR 7330134 A FR7330134 A FR 7330134A FR 2241508 A1 FR2241508 A1 FR 2241508A1
Authority
FR
France
Prior art keywords
baths
impurities
corrected
salt
potential difference
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.)
Granted
Application number
FR7330134A
Other languages
English (en)
Other versions
FR2241508B1 (fr
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.)
Saint Gobain Industries SA
Compagnie de Saint Gobain SA
Original Assignee
Saint Gobain Industries SA
Compagnie de Saint Gobain SA
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 Saint Gobain Industries SA, Compagnie de Saint Gobain SA filed Critical Saint Gobain Industries SA
Priority to FR7330134A priority Critical patent/FR2241508A1/fr
Priority to IT2578774A priority patent/IT1017764B/it
Priority to DE19742438900 priority patent/DE2438900A1/de
Priority to BE147733A priority patent/BE818986A/fr
Publication of FR2241508A1 publication Critical patent/FR2241508A1/fr
Application granted granted Critical
Publication of FR2241508B1 publication Critical patent/FR2241508B1/fr
Granted legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03C—CHEMICAL COMPOSITION OF GLASSES, GLAZES OR VITREOUS ENAMELS; SURFACE TREATMENT OF GLASS; SURFACE TREATMENT OF FIBRES OR FILAMENTS MADE FROM GLASS, MINERALS OR SLAGS; JOINING GLASS TO GLASS OR OTHER MATERIALS
    • C03C21/00—Treatment of glass, not in the form of fibres or filaments, by diffusing ions or metals in the surface
    • C03C21/001—Treatment of glass, not in the form of fibres or filaments, by diffusing ions or metals in the surface in liquid phase, e.g. molten salts, solutions

Landscapes

  • Chemical & Material Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Surface Treatment Of Glass (AREA)
FR7330134A 1973-08-20 1973-08-20 Fused salt baths for chemically pre-stressing glass - monitored and corrected for impurities by potential difference measurement process Granted FR2241508A1 (en)

Priority Applications (4)

Application Number Priority Date Filing Date Title
FR7330134A FR2241508A1 (en) 1973-08-20 1973-08-20 Fused salt baths for chemically pre-stressing glass - monitored and corrected for impurities by potential difference measurement process
IT2578774A IT1017764B (it) 1973-08-20 1974-07-31 Procedimento e dispositivo per il controllo e la correzione della polluzione dei bagni utilizzati per la tempra chimica dei vetri
DE19742438900 DE2438900A1 (de) 1973-08-20 1974-08-13 Verfahren und vorrichtung fuer kontrolle und korrektur der verunreinigungen in fuer das chemische vorspannen von glas verwendeten baedern
BE147733A BE818986A (fr) 1973-08-20 1974-08-19 Procede et dispositif pour le controle et la correction de la pollution de bains utilises pour la trempe chimique du verre

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7330134A FR2241508A1 (en) 1973-08-20 1973-08-20 Fused salt baths for chemically pre-stressing glass - monitored and corrected for impurities by potential difference measurement process

Publications (2)

Publication Number Publication Date
FR2241508A1 true FR2241508A1 (en) 1975-03-21
FR2241508B1 FR2241508B1 (fr) 1977-02-25

Family

ID=9124097

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7330134A Granted FR2241508A1 (en) 1973-08-20 1973-08-20 Fused salt baths for chemically pre-stressing glass - monitored and corrected for impurities by potential difference measurement process

Country Status (4)

Country Link
BE (1) BE818986A (fr)
DE (1) DE2438900A1 (fr)
FR (1) FR2241508A1 (fr)
IT (1) IT1017764B (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0080753A1 (fr) * 1981-11-10 1983-06-08 FISONS plc Dispositif de mesure et méthode

Also Published As

Publication number Publication date
DE2438900A1 (de) 1975-02-27
BE818986A (fr) 1975-02-19
FR2241508B1 (fr) 1977-02-25
IT1017764B (it) 1977-08-10

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Legal Events

Date Code Title Description
ST Notification of lapse