BE476293A - - Google Patents
Info
- Publication number
- BE476293A BE476293A BE476293DA BE476293A BE 476293 A BE476293 A BE 476293A BE 476293D A BE476293D A BE 476293DA BE 476293 A BE476293 A BE 476293A
- Authority
- BE
- Belgium
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 |
|---|---|---|---|
| US639335XA | 1946-09-28 | 1946-09-28 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE476293A true BE476293A (en) |
Family
ID=22052449
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE476293D BE476293A (en) | 1946-09-28 |
Country Status (3)
| Country | Link |
|---|---|
| BE (1) | BE476293A (en) |
| FR (1) | FR951839A (en) |
| GB (1) | GB639335A (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1008455B (en) * | 1951-02-26 | 1957-05-16 | Jenaer Glaswerk Schott & Gen | Practically fluorine-free optical glasses |
| DE957338C (en) * | 1952-05-10 | 1957-03-07 | Jenaer Glaswerk Schott & Gen | Practically fluorine-free optical glasses |
-
0
- BE BE476293D patent/BE476293A/xx unknown
-
1947
- 1947-08-08 FR FR951839D patent/FR951839A/en not_active Expired
- 1947-09-26 GB GB26175/47A patent/GB639335A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| GB639335A (en) | 1950-06-28 |
| FR951839A (en) | 1949-11-04 |