GB804451A - Improvements in or relating to glass composition - Google Patents

Improvements in or relating to glass composition

Info

Publication number
GB804451A
GB804451A GB2762756A GB2762756A GB804451A GB 804451 A GB804451 A GB 804451A GB 2762756 A GB2762756 A GB 2762756A GB 2762756 A GB2762756 A GB 2762756A GB 804451 A GB804451 A GB 804451A
Authority
GB
United Kingdom
Prior art keywords
relating
glass composition
glass
bao
cao
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
GB2762756A
Other languages
English (en)
Inventor
Samuel Lansing Seymour
James Earle Duncan
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.)
PPG Industries Inc
Original Assignee
Pittsburgh Plate Glass Co
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
Priority to BE551389D priority Critical patent/BE551389A/xx
Application filed by Pittsburgh Plate Glass Co filed Critical Pittsburgh Plate Glass Co
Priority to GB2762756A priority patent/GB804451A/en
Priority to CH357838D priority patent/CH357838A/fr
Publication of GB804451A publication Critical patent/GB804451A/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
    • C03C3/04—Glass compositions containing silica
    • C03C3/076—Glass compositions containing silica with 40% to 90% silica, by weight
    • C03C3/089—Glass compositions containing silica with 40% to 90% silica, by weight containing boron
    • C03C3/091—Glass compositions containing silica with 40% to 90% silica, by weight containing boron containing aluminium
    • 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
    • C03C3/078—Glass compositions containing silica with 40% to 90% silica, by weight containing an oxide of a divalent metal, e.g. an oxide of 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
    • C03C3/076—Glass compositions containing silica with 40% to 90% silica, by weight
    • C03C3/089—Glass compositions containing silica with 40% to 90% silica, by weight 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)
GB2762756A 1956-09-10 1956-09-10 Improvements in or relating to glass composition Expired GB804451A (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
BE551389D BE551389A (enrdf_load_stackoverflow) 1956-09-10
GB2762756A GB804451A (en) 1956-09-10 1956-09-10 Improvements in or relating to glass composition
CH357838D CH357838A (fr) 1956-09-10 1956-09-26 Verre de basse densité

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB2762756A GB804451A (en) 1956-09-10 1956-09-10 Improvements in or relating to glass composition

Publications (1)

Publication Number Publication Date
GB804451A true GB804451A (en) 1958-11-19

Family

ID=10262677

Family Applications (1)

Application Number Title Priority Date Filing Date
GB2762756A Expired GB804451A (en) 1956-09-10 1956-09-10 Improvements in or relating to glass composition

Country Status (3)

Country Link
BE (1) BE551389A (enrdf_load_stackoverflow)
CH (1) CH357838A (enrdf_load_stackoverflow)
GB (1) GB804451A (enrdf_load_stackoverflow)

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2528414A1 (fr) * 1982-06-11 1983-12-16 Schott Optical Glass Inc Verre optique a indice de refraction eleve, a faible dispersion, a faible masse volumique, convenant aux lentilles correctrices
EP0560555A3 (enrdf_load_stackoverflow) * 1992-03-11 1994-03-09 British Glass Mfg
DE19828992C1 (de) * 1998-06-29 1999-10-07 Schott Glas Bleifreie optische Gläser
DE19827568C1 (de) * 1998-06-20 2000-01-05 Schott Glas Bleifreie optische Bariumflintgläser, Bariumleichtflintgläser und Bariumkrongläser
EP1367029A3 (en) * 2002-05-27 2004-03-24 Central Glass Company, Limited Glass for wavelength division multiplexing optical filter
WO2006073703A1 (en) * 2004-12-30 2006-07-13 Owens Corning Intellectual Capital, Llc. Low boron glass composition for loose-fill and acoustical fiberglass insulation

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AR202803A1 (es) * 1972-12-02 1975-07-24 Jenaer Glaswerk Schott & Gen Cristales para gafas
DE3139212C2 (de) * 1981-10-02 1987-02-12 Schott Glaswerke, 6500 Mainz Verwendung eines Glases mit Brechwerten nd ≥ 1,58, Abbezahlen ≥ 45 und Dichten ≦ 2,75 g/cm↑3↑ als Brillenglas
GB2115403B (en) * 1982-02-20 1985-11-27 Zeiss Stiftung Optical and opthalmic glass
FR2550187B1 (fr) * 1983-08-02 1986-06-06 Corning Glass Works Verres de faible densite et de haut indice de refraction pour applications ophtalmiques et optiques
FR2558152B1 (fr) * 1984-01-13 1992-03-27 Corning Glass Works Verres a usage ophtalmique de faible densite, absorbant les radiations ultraviolettes et ayant une haute transmission dans le visible et lentilles correctrices constituees de ces verres
CA1320505C (en) * 1987-11-04 1993-07-20 Jean Emile Boudot Medium refractive index glass suitable for ophthalmic applications
FR2622569B1 (fr) * 1987-11-04 1992-07-17 Corning Glass Works Verre a indice de refraction moyen pour application ophtalmiques

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2528414A1 (fr) * 1982-06-11 1983-12-16 Schott Optical Glass Inc Verre optique a indice de refraction eleve, a faible dispersion, a faible masse volumique, convenant aux lentilles correctrices
EP0560555A3 (enrdf_load_stackoverflow) * 1992-03-11 1994-03-09 British Glass Mfg
DE19827568C1 (de) * 1998-06-20 2000-01-05 Schott Glas Bleifreie optische Bariumflintgläser, Bariumleichtflintgläser und Bariumkrongläser
DE19828992C1 (de) * 1998-06-29 1999-10-07 Schott Glas Bleifreie optische Gläser
EP1367029A3 (en) * 2002-05-27 2004-03-24 Central Glass Company, Limited Glass for wavelength division multiplexing optical filter
US7091144B2 (en) 2002-05-27 2006-08-15 Central Glass Co., Ltd. Glass for wavelength division multiplexing optical filter
WO2006073703A1 (en) * 2004-12-30 2006-07-13 Owens Corning Intellectual Capital, Llc. Low boron glass composition for loose-fill and acoustical fiberglass insulation
US7648929B2 (en) 2004-12-30 2010-01-19 Owens Corning Intellectual Capital, Llc Low boron glass composition for loose-fill fiberglass insulation

Also Published As

Publication number Publication date
CH357838A (fr) 1961-10-31
BE551389A (enrdf_load_stackoverflow)

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