BE747942A - IMPROVEMENTS IN GLASS COMPOSITIONS - Google Patents
IMPROVEMENTS IN GLASS COMPOSITIONSInfo
- Publication number
- BE747942A BE747942A BE747942DA BE747942A BE 747942 A BE747942 A BE 747942A BE 747942D A BE747942D A BE 747942DA BE 747942 A BE747942 A BE 747942A
- Authority
- BE
- Belgium
- Prior art keywords
- glass compositions
- compositions
- glass
- Prior art date
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
-
- 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
- C03C3/14—Silica-free oxide glass compositions containing boron
- C03C3/15—Silica-free oxide glass compositions containing boron containing rare earths
- C03C3/155—Silica-free oxide glass compositions containing boron containing rare earths containing zirconium, titanium, tantalum or niobium
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)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB1559069 | 1969-03-25 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE747942A true BE747942A (en) | 1970-09-25 |
Family
ID=10061857
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE747942D BE747942A (en) | 1969-03-25 | 1970-03-25 | IMPROVEMENTS IN GLASS COMPOSITIONS |
Country Status (4)
| Country | Link |
|---|---|
| BE (1) | BE747942A (en) |
| DE (1) | DE2010672A1 (en) |
| FR (1) | FR2037247A1 (en) |
| GB (1) | GB1302526A (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2690436B1 (en) * | 1992-04-22 | 1995-02-03 | Corning France | Glasses with very high refractive index and low density. |
| CN110128007B (en) * | 2017-07-03 | 2022-07-15 | 成都光明光电股份有限公司 | Heavy lanthanum flint optical glass |
| CN113603367B (en) * | 2021-09-14 | 2022-12-02 | 中国建筑材料科学研究总院有限公司 | High-refractive-index glass for medium-expansion optical fiber image transmission element and preparation method thereof |
| CN113603366B (en) * | 2021-09-14 | 2022-10-21 | 中国建筑材料科学研究总院有限公司 | Medium-expansion optical fiber image transmission element and preparation method thereof |
-
1969
- 1969-03-25 GB GB1302526D patent/GB1302526A/en not_active Expired
-
1970
- 1970-03-03 DE DE19702010672 patent/DE2010672A1/en active Pending
- 1970-03-17 FR FR7009405A patent/FR2037247A1/fr not_active Withdrawn
- 1970-03-25 BE BE747942D patent/BE747942A/en unknown
Also Published As
| Publication number | Publication date |
|---|---|
| DE2010672A1 (en) | 1970-10-08 |
| FR2037247A1 (en) | 1970-12-31 |
| GB1302526A (en) | 1973-01-10 |
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