AT287801B - Glas für Kolben von Fernsehwiedergabe-Elektronenstrahlröhren - Google Patents

Glas für Kolben von Fernsehwiedergabe-Elektronenstrahlröhren

Info

Publication number
AT287801B
AT287801B AT863069A AT863069A AT287801B AT 287801 B AT287801 B AT 287801B AT 863069 A AT863069 A AT 863069A AT 863069 A AT863069 A AT 863069A AT 287801 B AT287801 B AT 287801B
Authority
AT
Austria
Prior art keywords
bulbs
glass
cathode ray
ray tubes
television viewing
Prior art date
Application number
AT863069A
Other languages
English (en)
Original Assignee
Philips Nv
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 Philips Nv filed Critical Philips Nv
Application granted granted Critical
Publication of AT287801B publication Critical patent/AT287801B/de

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
    • C03C3/076—Glass compositions containing silica with 40% to 90% silica, by weight
    • C03C3/095—Glass compositions containing silica with 40% to 90% silica, by weight 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
    • C03C3/076—Glass compositions containing silica with 40% to 90% silica, by weight
    • C03C3/083—Glass compositions containing silica with 40% to 90% silica, by weight containing aluminium oxide or an iron compound
    • C03C3/085—Glass compositions containing silica with 40% to 90% silica, by weight containing aluminium oxide or an iron compound containing an oxide of a divalent metal
    • C03C3/087—Glass compositions containing silica with 40% to 90% silica, by weight containing aluminium oxide or an iron compound containing an oxide of a divalent metal containing calcium oxide, e.g. common sheet or container glass

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)
AT863069A 1968-09-14 1969-09-11 Glas für Kolben von Fernsehwiedergabe-Elektronenstrahlröhren AT287801B (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL6813195A NL6813195A (de) 1968-09-14 1968-09-14

Publications (1)

Publication Number Publication Date
AT287801B true AT287801B (de) 1971-02-10

Family

ID=19804666

Family Applications (1)

Application Number Title Priority Date Filing Date
AT863069A AT287801B (de) 1968-09-14 1969-09-11 Glas für Kolben von Fernsehwiedergabe-Elektronenstrahlröhren

Country Status (8)

Country Link
US (1) US3627549A (de)
AT (1) AT287801B (de)
BE (1) BE738836A (de)
BR (1) BR6912355D0 (de)
DE (1) DE1942919A1 (de)
FR (1) FR2018113A1 (de)
GB (1) GB1231378A (de)
NL (1) NL6813195A (de)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5137659B2 (de) * 1971-12-20 1976-10-16
US4277286A (en) * 1980-02-19 1981-07-07 Corning Glass Works Lead-free glasses of high x-ray absorption for cathode ray tubes
DE3228826C2 (de) * 1982-08-02 1986-09-25 Schott Glaswerke, 6500 Mainz Hochabsorbierendes Pb-haltige Gläser für Kathodenstrahlröhrenbildschirme
US5599754A (en) * 1994-10-14 1997-02-04 Asahi Glass Company Ltd. Glass composition for a substrate, and substrate for plasma display made thereof

Also Published As

Publication number Publication date
NL6813195A (de) 1970-03-17
BR6912355D0 (pt) 1973-01-30
BE738836A (de) 1970-03-12
GB1231378A (de) 1971-05-12
US3627549A (en) 1971-12-14
DE1942919A1 (de) 1970-03-19
FR2018113A1 (de) 1970-05-29

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Legal Events

Date Code Title Description
ELJ Ceased due to non-payment of the annual fee