FR2146942B1 - - Google Patents

Info

Publication number
FR2146942B1
FR2146942B1 FR7127446A FR7127446A FR2146942B1 FR 2146942 B1 FR2146942 B1 FR 2146942B1 FR 7127446 A FR7127446 A FR 7127446A FR 7127446 A FR7127446 A FR 7127446A FR 2146942 B1 FR2146942 B1 FR 2146942B1
Authority
FR
France
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
FR7127446A
Other languages
French (fr)
Other versions
FR2146942A1 (en
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.)
LOING VERRERIES INDLES FR
Original Assignee
LOING VERRERIES INDLES FR
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 LOING VERRERIES INDLES FR filed Critical LOING VERRERIES INDLES FR
Priority to FR7127446A priority Critical patent/FR2146942A1/fr
Publication of FR2146942A1 publication Critical patent/FR2146942A1/fr
Application granted granted Critical
Publication of FR2146942B1 publication Critical patent/FR2146942B1/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
    • C03C3/00—Glass compositions
    • C03C3/04—Glass compositions containing silica
    • C03C3/062—Glass compositions containing silica with less than 40% silica by weight
    • C03C3/07—Glass compositions containing silica with less than 40% silica by weight containing lead
    • C03C3/072—Glass compositions containing silica with less than 40% silica by weight containing lead containing boron
    • C03C3/074—Glass compositions containing silica with less than 40% silica by weight containing lead containing boron containing zinc
    • 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
    • C03C3/00—Glass compositions
    • C03C3/04—Glass compositions containing silica
    • C03C3/062—Glass compositions containing silica with less than 40% silica by weight
    • C03C3/064—Glass compositions containing silica with less than 40% silica by weight containing boron
    • C03C3/068—Glass compositions containing silica with less than 40% silica by weight containing boron containing rare earths
    • 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
    • C03C3/00—Glass compositions
    • C03C3/04—Glass compositions containing silica
    • C03C3/062—Glass compositions containing silica with less than 40% silica by weight
    • C03C3/07—Glass compositions containing silica with less than 40% silica by weight containing lead
    • C03C3/072—Glass compositions containing silica with less than 40% silica by weight containing lead containing boron

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)
  • Glass Compositions (AREA)
FR7127446A 1971-07-27 1971-07-27 Spectacle lens glass - of high abbe number Granted FR2146942A1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR7127446A FR2146942A1 (en) 1971-07-27 1971-07-27 Spectacle lens glass - of high abbe number

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7127446A FR2146942A1 (en) 1971-07-27 1971-07-27 Spectacle lens glass - of high abbe number

Publications (2)

Publication Number Publication Date
FR2146942A1 FR2146942A1 (en) 1973-03-09
FR2146942B1 true FR2146942B1 (enExample) 1976-02-13

Family

ID=9080982

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7127446A Granted FR2146942A1 (en) 1971-07-27 1971-07-27 Spectacle lens glass - of high abbe number

Country Status (1)

Country Link
FR (1) FR2146942A1 (enExample)

Also Published As

Publication number Publication date
FR2146942A1 (en) 1973-03-09

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Legal Events

Date Code Title Description
ST Notification of lapse