BE487887A - - Google Patents
Info
- Publication number
- BE487887A BE487887A BE487887DA BE487887A BE 487887 A BE487887 A BE 487887A BE 487887D A BE487887D A BE 487887DA BE 487887 A BE487887 A BE 487887A
- Authority
- BE
- Belgium
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J29/00—Details of cathode-ray tubes or of electron-beam tubes of the types covered by group H01J31/00
- H01J29/02—Electrodes; Screens; Mounting, supporting, spacing or insulating thereof
- H01J29/10—Screens on or from which an image or pattern is formed, picked up, converted or stored
- H01J29/18—Luminescent screens
- H01J29/24—Supports for luminescent material
-
- 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
- C03C3/089—Glass compositions containing silica with 40% to 90% silica, by weight containing boron
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J29/00—Details of cathode-ray tubes or of electron-beam tubes of the types covered by group H01J31/00
- H01J29/86—Vessels; Containers; Vacuum locks
- H01J29/863—Vessels or containers characterised by the material thereof
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 |
|---|---|---|---|
| NL272937X | 1948-03-15 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE487887A true BE487887A (fr) |
Family
ID=19782003
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE487887D BE487887A (fr) | 1948-03-15 |
Country Status (7)
| Country | Link |
|---|---|
| US (1) | US2477329A (fr) |
| BE (1) | BE487887A (fr) |
| CH (1) | CH272937A (fr) |
| DE (1) | DE815067C (fr) |
| FR (1) | FR983146A (fr) |
| GB (1) | GB664769A (fr) |
| NL (1) | NL72664C (fr) |
Families Citing this family (17)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2736711A (en) * | 1951-07-31 | 1956-02-28 | Gooding Pamela Elfrida | Luminescent silicates |
| BE515501A (fr) * | 1951-11-14 | |||
| US2747105A (en) * | 1951-11-29 | 1956-05-22 | Pittsburgh Plate Glass Co | Transparent nuclear radiation shield |
| DE942344C (de) * | 1952-04-08 | 1956-05-03 | Philips Nv | Elektronenstrahlroehre mit einer Leuchtschicht, die auf einem Glastraeger angebracht ist |
| NL195178A (fr) * | 1954-03-01 | |||
| US3307958A (en) * | 1960-04-11 | 1967-03-07 | Physical Sciences Corp | Ceramic material |
| US3356579A (en) * | 1964-01-29 | 1967-12-05 | Corning Glass Works | Radiation window glass |
| US4336480A (en) * | 1979-03-24 | 1982-06-22 | Mitsubishi Denki Kabushiki Kaisha | Cathode ray tube |
| US4277286A (en) * | 1980-02-19 | 1981-07-07 | Corning Glass Works | Lead-free glasses of high x-ray absorption for cathode ray tubes |
| JPS58154145A (ja) * | 1982-03-09 | 1983-09-13 | Sony Corp | 陰極線管 |
| DE3228826C2 (de) * | 1982-08-02 | 1986-09-25 | Schott Glaswerke, 6500 Mainz | Hochabsorbierendes Pb-haltige Gläser für Kathodenstrahlröhrenbildschirme |
| DE3346685C2 (de) * | 1983-12-23 | 1985-10-24 | Degussa Ag, 6000 Frankfurt | Blau lumineszierende Gläser |
| GB8615899D0 (en) * | 1986-06-30 | 1986-08-06 | Pilkington Brothers Plc | Television face plates |
| US4979975A (en) * | 1989-08-07 | 1990-12-25 | Corning Incorporated | Fast response photosensitive opal glasses |
| US5215944A (en) * | 1991-07-29 | 1993-06-01 | Ppg Industries, Inc. | X-ray absorbing glass compositions |
| US5468692A (en) * | 1994-12-19 | 1995-11-21 | Corning Incorporated | Non-browning cathode ray tube glasses |
| JPH09180658A (ja) * | 1995-10-27 | 1997-07-11 | Toshiba Corp | Ｘ線イメージ管 |
-
0
- BE BE487887D patent/BE487887A/xx unknown
- NL NL72664D patent/NL72664C/xx active
-
1948
- 1948-07-17 US US39284A patent/US2477329A/en not_active Expired - Lifetime
-
1949
- 1949-02-24 DE DEP34977A patent/DE815067C/de not_active Expired
- 1949-03-11 GB GB6741/49A patent/GB664769A/en not_active Expired
- 1949-03-14 CH CH272937D patent/CH272937A/de unknown
- 1949-03-14 FR FR983146D patent/FR983146A/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| CH272937A (de) | 1951-01-15 |
| GB664769A (en) | 1952-01-09 |
| US2477329A (en) | 1949-07-26 |
| NL72664C (fr) | |
| FR983146A (fr) | 1951-06-19 |
| DE815067C (de) | 1951-09-27 |