HRP930679B1 - Lead- and barium-free crystal glass with a high light transmission - Google Patents

Lead- and barium-free crystal glass with a high light transmission

Info

Publication number
HRP930679B1
HRP930679B1 HRP930679A HRP930679B1 HR P930679 B1 HRP930679 B1 HR P930679B1 HR P930679 A HRP930679 A HR P930679A HR P930679 B1 HRP930679 B1 HR P930679B1
Authority
HR
Croatia
Prior art keywords
barium
lead
light transmission
high light
crystal glass
Prior art date
Application number
Other languages
English (en)
Inventor
Ludwig Gaschler
Original Assignee
Ludwig Gaschler
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 Ludwig Gaschler filed Critical Ludwig Gaschler
Publication of HRP930679A2 publication Critical patent/HRP930679A2/xx
Publication of HRP930679B1 publication Critical patent/HRP930679B1/xx

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
    • C03C3/078—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
    • C03C3/083—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
    • 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
    • C03C4/00—Compositions for glass with special properties
    • C03C4/0028—Compositions for glass with special properties for crystal glass, e.g. lead-free crystal 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)
  • Crystallography & Structural Chemistry (AREA)
  • Glass Compositions (AREA)
HRP930679 1992-04-10 1993-04-01 Lead- and barium-free crystal glass with a high light transmission HRP930679B1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE4212092 1992-04-10

Publications (2)

Publication Number Publication Date
HRP930679A2 HRP930679A2 (en) 1996-06-30
HRP930679B1 true HRP930679B1 (en) 1999-06-30

Family

ID=6456555

Family Applications (1)

Application Number Title Priority Date Filing Date
HRP930679 HRP930679B1 (en) 1992-04-10 1993-04-01 Lead- and barium-free crystal glass with a high light transmission

Country Status (3)

Country Link
CZ (1) CZ286934B6 (cs)
DE (1) DE4303474C2 (cs)
HR (1) HRP930679B1 (cs)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19650692C2 (de) * 1996-12-06 1999-01-14 Schott Glas Bleifreie Krongläser
DE19721738C1 (de) * 1997-05-24 1998-11-05 Schott Glas Aluminosilicatglas für flache Anzeigevorrichtungen und Verwendungen
DE19936699C2 (de) * 1999-08-04 2001-10-31 Nachtmann F X Bleikristall Blei- und bariumfreies Kristallglas
WO2007135752A1 (ja) * 2006-05-19 2007-11-29 Toyo-Sasaki Glass Co., Ltd. クリスタルガラス物品
US20110000260A1 (en) * 2008-03-03 2011-01-06 Doctors Optics Gmbh Method for producing an optical glass part, particularly of a motor vehicle headlight lens
CZ2010575A3 (cs) * 2010-07-26 2011-09-21 Preciosa, A.S. Krištálové sklo s indexem lomu vyšším než 1,53 bez obsahu sloucenin olova, barya a arzénu

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2901365A (en) * 1957-11-25 1959-08-25 Pittsburgh Plate Glass Co Glass composition
US4036623A (en) * 1973-08-23 1977-07-19 American Optical Corporation Method of making hardened ophthalmic lenses by ion exchange

Also Published As

Publication number Publication date
DE4303474C2 (de) 1995-10-26
CZ286934B6 (cs) 2000-08-16
DE4303474A1 (de) 1993-10-14
HRP930679A2 (en) 1996-06-30

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Legal Events

Date Code Title Description
A1OB Publication of a patent application
B1PR Patent granted
PNAN Change of the applicant name, address/residence

Owner name: SCHOTT AG, DE

PPPP Transfer of rights

Owner name: ZWIESEL KRISTALLGLAS AG, DE

ODRP Renewal fee for the maintenance of a patent

Payment date: 20120327

Year of fee payment: 20

PB20 Patent expired after termination of 20 years

Effective date: 20130402