GB624789A - Improvements in and relating to optical glass - Google Patents
Improvements in and relating to optical glassInfo
- Publication number
- GB624789A GB624789A GB2810/47A GB281047A GB624789A GB 624789 A GB624789 A GB 624789A GB 2810/47 A GB2810/47 A GB 2810/47A GB 281047 A GB281047 A GB 281047A GB 624789 A GB624789 A GB 624789A
- Authority
- GB
- United Kingdom
- Prior art keywords
- per cent
- tio
- sio
- naf
- batch
- 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
Links
- 239000005304 optical glass Substances 0.000 title abstract 3
- 229910010413 TiO 2 Inorganic materials 0.000 abstract 9
- 229910004298 SiO 2 Inorganic materials 0.000 abstract 8
- BASFCYQUMIYNBI-UHFFFAOYSA-N platinum Chemical compound [Pt] BASFCYQUMIYNBI-UHFFFAOYSA-N 0.000 abstract 4
- 238000004031 devitrification Methods 0.000 abstract 2
- 239000011521 glass Substances 0.000 abstract 2
- 239000000203 mixture Substances 0.000 abstract 2
- 229910052697 platinum Inorganic materials 0.000 abstract 2
- 238000003756 stirring Methods 0.000 abstract 2
- 229910000831 Steel Inorganic materials 0.000 abstract 1
- 238000002474 experimental method Methods 0.000 abstract 1
- 239000004615 ingredient Substances 0.000 abstract 1
- 239000007788 liquid Substances 0.000 abstract 1
- 238000000465 moulding Methods 0.000 abstract 1
- 230000003287 optical effect Effects 0.000 abstract 1
- 239000010959 steel Substances 0.000 abstract 1
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
- C03C3/11—Glass compositions containing silica with 40% to 90% silica, by weight containing halogen or nitrogen
- C03C3/112—Glass compositions containing silica with 40% to 90% silica, by weight containing halogen or nitrogen containing fluorine
-
- 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
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 |
|---|---|---|---|
| US624789XA | 1946-01-29 | 1946-01-29 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| GB624789A true GB624789A (en) | 1949-06-16 |
Family
ID=22042764
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| GB2810/47A Expired GB624789A (en) | 1946-01-29 | 1947-01-29 | Improvements in and relating to optical glass |
Country Status (2)
| Country | Link |
|---|---|
| BE (1) | BE478404A (enrdf_load_stackoverflow) |
| GB (1) | GB624789A (enrdf_load_stackoverflow) |
-
0
- BE BE478404D patent/BE478404A/xx unknown
-
1947
- 1947-01-29 GB GB2810/47A patent/GB624789A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| BE478404A (enrdf_load_stackoverflow) |
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