BE389985A - - Google Patents
Info
- Publication number
- BE389985A BE389985A BE389985DA BE389985A BE 389985 A BE389985 A BE 389985A BE 389985D A BE389985D A BE 389985DA BE 389985 A BE389985 A BE 389985A
- 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
- C03C3/07—Glass compositions containing silica with less than 40% silica by weight containing lead
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- 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
-
- 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
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- 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
- C03C3/102—Glass compositions containing silica with 40% to 90% silica, by weight containing lead
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- 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
- Y10S501/906—Thorium oxide containing
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 |
|---|---|---|---|
| DE1943051X | 1931-07-29 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE389985A true BE389985A (fi) |
Family
ID=7750573
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE389985D BE389985A (fi) | 1931-07-29 |
Country Status (2)
| Country | Link |
|---|---|
| US (1) | US1943051A (fi) |
| BE (1) | BE389985A (fi) |
Families Citing this family (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB578326A (en) * | 1944-08-04 | 1946-06-24 | Chance Brothers Ltd | Improvements relating to optical glasses |
| GB613718A (en) * | 1945-09-04 | 1948-12-02 | Corning Glass Works | Improved manufacture of optical glass |
| US2490331A (en) * | 1945-11-09 | 1949-12-06 | Corning Glass Works | Optical glass |
| US2472447A (en) * | 1946-01-29 | 1949-06-07 | Eastman Kodak Co | Lead-titanium-borate glass |
| US2517459A (en) * | 1946-05-27 | 1950-08-01 | Corning Glass Works | Optical glass |
| US2523265A (en) * | 1947-11-28 | 1950-09-26 | Corning Glass Works | Ophthalmic glass |
| US2736714A (en) * | 1952-01-04 | 1956-02-28 | Owens Corning Fiberglass Corp | Lead glass composition |
| US2762713A (en) * | 1953-12-03 | 1956-09-11 | Bausch & Lomb | Flint glasses for multifocal lenses |
| GB1509573A (en) * | 1974-06-03 | 1978-05-04 | Corning Glass Works | High refractive index ophthalmic glasses |
| NL7909332A (nl) * | 1979-12-28 | 1981-07-16 | Philips Nv | Lamp voorzien van een glazen lampvat en daarvoor geschikt glas. |
| FR2508433A1 (fr) * | 1981-06-24 | 1982-12-31 | Corning Glass Works | Verres ophtalmiques a indice de refraction eleve |
| US5371048A (en) * | 1993-10-18 | 1994-12-06 | Corning Incorporated | Dense barium crown optical glasses |
| DE102013011918B4 (de) | 2013-07-17 | 2017-01-12 | Schott Ag | Optisches Glas und dessen Verwendung |
-
0
- BE BE389985D patent/BE389985A/xx unknown
-
1932
- 1932-07-27 US US625109A patent/US1943051A/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| US1943051A (en) | 1934-01-09 |