BE464131A - - Google Patents
Info
- Publication number
- BE464131A BE464131A BE464131DA BE464131A BE 464131 A BE464131 A BE 464131A BE 464131D A BE464131D A BE 464131DA BE 464131 A BE464131 A BE 464131A
- 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
- C03C3/12—Silica-free oxide glass compositions
- C03C3/16—Silica-free oxide glass compositions containing phosphorus
- C03C3/19—Silica-free oxide glass compositions containing phosphorus containing boron
-
- 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
- C03C3/16—Silica-free oxide glass compositions containing phosphorus
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S501/00—Compositions: ceramic
- Y10S501/90—Optical glass, e.g. silent on refractive index and/or ABBE number
- Y10S501/902—Optical glass, e.g. silent on refractive index and/or ABBE number having ABBE number at least 70
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S501/00—Compositions: ceramic
- Y10S501/90—Optical glass, e.g. silent on refractive index and/or ABBE number
- Y10S501/903—Optical glass, e.g. silent on refractive index and/or ABBE number having refractive index less than 1.8 and ABBE number less than 70
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 |
|---|---|---|---|
| US585187A US2415661A (en) | 1945-03-27 | 1945-03-27 | Beryllium boro-phosphate glass |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE464131A true BE464131A (it) |
Family
ID=24340378
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE464131D BE464131A (it) | 1945-03-27 |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US2415661A (it) |
| BE (1) | BE464131A (it) |
| CH (1) | CH251842A (it) |
| FR (1) | FR924417A (it) |
| GB (1) | GB609660A (it) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE936472C (de) * | 1952-02-26 | 1955-12-15 | Leitz Ernst Gmbh | Optisches Glas |
| US3926649A (en) * | 1971-10-15 | 1975-12-16 | Ici Ltd | Borosphosphate glass compositions with high water resistance and low softening point |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2254633A (en) * | 1939-05-26 | 1941-09-02 | American Optical Corp | Glass composition and products thereof |
| US2298746A (en) * | 1941-08-04 | 1942-10-13 | American Optical Corp | Glass composition and product thereof |
-
0
- BE BE464131D patent/BE464131A/xx unknown
-
1945
- 1945-03-27 US US585187A patent/US2415661A/en not_active Expired - Lifetime
-
1946
- 1946-03-20 GB GB8581/46A patent/GB609660A/en not_active Expired
- 1946-03-25 FR FR924417D patent/FR924417A/fr not_active Expired
- 1946-03-27 CH CH251842D patent/CH251842A/fr unknown
Also Published As
| Publication number | Publication date |
|---|---|
| CH251842A (fr) | 1947-11-30 |
| GB609660A (en) | 1948-10-05 |
| US2415661A (en) | 1947-02-11 |
| FR924417A (fr) | 1947-08-05 |