FR2207875B1 - - Google Patents

Info

Publication number
FR2207875B1
FR2207875B1 FR7334883A FR7334883A FR2207875B1 FR 2207875 B1 FR2207875 B1 FR 2207875B1 FR 7334883 A FR7334883 A FR 7334883A FR 7334883 A FR7334883 A FR 7334883A FR 2207875 B1 FR2207875 B1 FR 2207875B1
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
FR7334883A
Other languages
French (fr)
Other versions
FR2207875A1 (enExample
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.)
Schott AG
Original Assignee
Jenaer Glaswerk Schott and Gen
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 Jenaer Glaswerk Schott and Gen filed Critical Jenaer Glaswerk Schott and Gen
Publication of FR2207875A1 publication Critical patent/FR2207875A1/fr
Application granted granted Critical
Publication of FR2207875B1 publication Critical patent/FR2207875B1/fr
Expired 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
    • 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
    • C03C3/066—Glass compositions containing silica with less than 40% silica by weight 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
    • C03C3/07—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)
FR7334883A 1972-11-23 1973-09-28 Expired FR2207875B1 (enExample)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DD16703272A DD101374A1 (enExample) 1972-11-23 1972-11-23

Publications (2)

Publication Number Publication Date
FR2207875A1 FR2207875A1 (enExample) 1974-06-21
FR2207875B1 true FR2207875B1 (enExample) 1979-07-20

Family

ID=5489020

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7334883A Expired FR2207875B1 (enExample) 1972-11-23 1973-09-28

Country Status (5)

Country Link
DD (1) DD101374A1 (enExample)
DE (1) DE2352794A1 (enExample)
FR (1) FR2207875B1 (enExample)
GB (1) GB1447885A (enExample)
SU (1) SU637347A1 (enExample)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DD138014A3 (de) * 1977-07-19 1979-10-10 Eckhart Watzke Optisches glas
DD141973A3 (de) * 1977-07-19 1980-06-04 Eckhart Watzke Optisches glas
DD143072A1 (de) * 1979-04-26 1980-07-30 Eckhart Watzke Optisches glas

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2490331A (en) * 1945-11-09 1949-12-06 Corning Glass Works Optical glass

Also Published As

Publication number Publication date
DE2352794A1 (de) 1974-05-30
GB1447885A (en) 1976-09-02
SU637347A1 (ru) 1978-12-15
FR2207875A1 (enExample) 1974-06-21
DD101374A1 (enExample) 1973-11-12

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Legal Events

Date Code Title Description
ST Notification of lapse