JPS5337887B2 - - Google Patents

Info

Publication number
JPS5337887B2
JPS5337887B2 JP11295472A JP11295472A JPS5337887B2 JP S5337887 B2 JPS5337887 B2 JP S5337887B2 JP 11295472 A JP11295472 A JP 11295472A JP 11295472 A JP11295472 A JP 11295472A JP S5337887 B2 JPS5337887 B2 JP S5337887B2
Authority
JP
Japan
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
JP11295472A
Other languages
Japanese (ja)
Other versions
JPS4972310A (enrdf_load_html_response
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
Priority to JP11295472A priority Critical patent/JPS5337887B2/ja
Publication of JPS4972310A publication Critical patent/JPS4972310A/ja
Publication of JPS5337887B2 publication Critical patent/JPS5337887B2/ja
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
    • C03C3/064—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

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)
JP11295472A 1972-11-13 1972-11-13 Expired JPS5337887B2 (enrdf_load_html_response)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP11295472A JPS5337887B2 (enrdf_load_html_response) 1972-11-13 1972-11-13

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP11295472A JPS5337887B2 (enrdf_load_html_response) 1972-11-13 1972-11-13

Publications (2)

Publication Number Publication Date
JPS4972310A JPS4972310A (enrdf_load_html_response) 1974-07-12
JPS5337887B2 true JPS5337887B2 (enrdf_load_html_response) 1978-10-12

Family

ID=14599675

Family Applications (1)

Application Number Title Priority Date Filing Date
JP11295472A Expired JPS5337887B2 (enrdf_load_html_response) 1972-11-13 1972-11-13

Country Status (1)

Country Link
JP (1) JPS5337887B2 (enrdf_load_html_response)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS52124012A (en) * 1976-04-12 1977-10-18 Minolta Camera Kk Optical glass
JPS60122745A (ja) * 1983-12-07 1985-07-01 Hoya Corp 光学ガラス
JPS60122746A (ja) * 1983-12-07 1985-07-01 Hoya Corp 光学ガラス
FR2590888A1 (fr) * 1985-11-29 1987-06-05 Corning Glass Works Verres a usage ophtalmique de faible dispersion, de faible densite et a indice de refraction eleve

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4888106A (enrdf_load_html_response) * 1972-02-25 1973-11-19

Also Published As

Publication number Publication date
JPS4972310A (enrdf_load_html_response) 1974-07-12

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