GB1226279A - - Google Patents

Info

Publication number
GB1226279A
GB1226279A GB1226279DA GB1226279A GB 1226279 A GB1226279 A GB 1226279A GB 1226279D A GB1226279D A GB 1226279DA GB 1226279 A GB1226279 A GB 1226279A
Authority
GB
United Kingdom
Prior art keywords
geo
zro
july
optical glass
zeissstiftung
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
Other languages
English (en)
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 filed Critical
Publication of GB1226279A publication Critical patent/GB1226279A/en
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
    • C03C3/12—Silica-free oxide glass compositions
    • C03C3/125—Silica-free oxide glass compositions containing aluminium as glass former
    • 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
    • C03C3/12—Silica-free oxide glass compositions
    • C03C3/253—Silica-free oxide glass compositions containing germanium

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)
GB1226279D 1968-07-25 1969-07-21 Expired GB1226279A (enrdf_load_stackoverflow)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19681771892 DE1771892B1 (de) 1968-07-25 1968-07-25 Farblose kristallisationsstabile sio und alkalioxidfreie optische calcium aluminatglaeser

Publications (1)

Publication Number Publication Date
GB1226279A true GB1226279A (enrdf_load_stackoverflow) 1971-03-24

Family

ID=5701027

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1226279D Expired GB1226279A (enrdf_load_stackoverflow) 1968-07-25 1969-07-21

Country Status (3)

Country Link
DE (1) DE1771892B1 (enrdf_load_stackoverflow)
FR (1) FR2013696A1 (enrdf_load_stackoverflow)
GB (1) GB1226279A (enrdf_load_stackoverflow)

Also Published As

Publication number Publication date
FR2013696A1 (enrdf_load_stackoverflow) 1970-04-03
DE1771892B1 (de) 1971-12-23

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Legal Events

Date Code Title Description
PS Patent sealed
PCNP Patent ceased through non-payment of renewal fee