BE811954A - Tube a rayons cathodiques servant a la reproduction d'images - Google Patents
Tube a rayons cathodiques servant a la reproduction d'imagesInfo
- Publication number
- BE811954A BE811954A BE141713A BE141713A BE811954A BE 811954 A BE811954 A BE 811954A BE 141713 A BE141713 A BE 141713A BE 141713 A BE141713 A BE 141713A BE 811954 A BE811954 A BE 811954A
- Authority
- BE
- Belgium
- Prior art keywords
- ray tube
- image reproduction
- tube used
- cathodic ray
- cathodic
- Prior art date
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
- C09K11/00—Luminescent, e.g. electroluminescent, chemiluminescent materials
- C09K11/08—Luminescent, e.g. electroluminescent, chemiluminescent materials containing inorganic luminescent materials
- C09K11/77—Luminescent, e.g. electroluminescent, chemiluminescent materials containing inorganic luminescent materials containing rare earth metals
- C09K11/7766—Luminescent, e.g. electroluminescent, chemiluminescent materials containing inorganic luminescent materials containing rare earth metals containing two or more rare earth metals
- C09K11/7767—Chalcogenides
- C09K11/7769—Oxides
- C09K11/7771—Oxysulfides
Landscapes
- Chemical & Material Sciences (AREA)
- Inorganic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- Luminescent Compositions (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| NLAANVRAGE7303250,A NL174003C (nl) | 1973-03-08 | 1973-03-08 | Kathodestraalbuis voor monochrome weergave van beelden. |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE811954A true BE811954A (fr) | 1974-09-06 |
Family
ID=19818396
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE141713A BE811954A (fr) | 1973-03-08 | 1974-03-06 | Tube a rayons cathodiques servant a la reproduction d'images |
Country Status (8)
| Country | Link |
|---|---|
| US (1) | US3868533A (fr) |
| JP (1) | JPS5328146B2 (fr) |
| BE (1) | BE811954A (fr) |
| CA (1) | CA1024338A (fr) |
| DE (1) | DE2408835C2 (fr) |
| FR (1) | FR2220869B1 (fr) |
| GB (1) | GB1432733A (fr) |
| NL (1) | NL174003C (fr) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS57354B2 (fr) * | 1974-12-20 | 1982-01-06 | ||
| US4177399A (en) * | 1978-05-25 | 1979-12-04 | Westinghouse Electric Corp. | High contrast cathode ray display tube |
| KR860000969B1 (ko) * | 1981-01-29 | 1986-07-23 | 가다야마 니하찌로오 | 음극선관 |
| JPS61103983A (ja) * | 1984-10-26 | 1986-05-22 | Hitachi Ltd | 陰極線管 |
| US5096614A (en) * | 1989-03-20 | 1992-03-17 | Gte Products Corporation | Process for producing a terbium-activated gadolinium oxysulfide X-ray phosphor wherein the green/blue emission ratio is controlled |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3418247A (en) * | 1965-03-24 | 1968-12-24 | Rca Corp | Rare earth activated lanthanum and lutetium oxy-chalcogenide phosphors |
| US3418246A (en) * | 1965-03-24 | 1968-12-24 | Rca Corp | Rare earth activated yttrium and gadolinium oxy-chalcogenide phosphors |
| NL7004337A (fr) * | 1970-03-25 | 1971-09-28 | ||
| US3725704A (en) * | 1971-01-28 | 1973-04-03 | Lockheed Aircraft Corp | Rare earth phosphors for x-ray conversion screens |
| BE792841A (fr) * | 1972-01-11 | 1973-06-15 | United States Radium Corp | Ecran luminescent pour la conversion des rayons x |
-
1973
- 1973-03-08 NL NLAANVRAGE7303250,A patent/NL174003C/xx not_active IP Right Cessation
-
1974
- 1974-02-19 GB GB758174A patent/GB1432733A/en not_active Expired
- 1974-02-23 DE DE2408835A patent/DE2408835C2/de not_active Expired
- 1974-03-04 CA CA194,014A patent/CA1024338A/fr not_active Expired
- 1974-03-06 US US448655A patent/US3868533A/en not_active Expired - Lifetime
- 1974-03-06 BE BE141713A patent/BE811954A/fr not_active IP Right Cessation
- 1974-03-07 FR FR7407766A patent/FR2220869B1/fr not_active Expired
- 1974-03-07 JP JP2582874A patent/JPS5328146B2/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| DE2408835C2 (de) | 1984-03-15 |
| JPS5328146B2 (fr) | 1978-08-12 |
| NL174003C (nl) | 1984-04-02 |
| US3868533A (en) | 1975-02-25 |
| DE2408835A1 (de) | 1974-09-19 |
| FR2220869A1 (fr) | 1974-10-04 |
| NL7303250A (fr) | 1974-09-10 |
| CA1024338A (fr) | 1978-01-17 |
| JPS49121790A (fr) | 1974-11-21 |
| FR2220869B1 (fr) | 1977-09-23 |
| GB1432733A (en) | 1976-04-22 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| RE | Patent lapsed |
Owner name: N.V. PHILIPS GLOEILAMPENFABRIEKEN Effective date: 19890331 |