GB1450785A - Low-pressure mercury vapour discharge lamp - Google Patents
Low-pressure mercury vapour discharge lampInfo
- Publication number
- GB1450785A GB1450785A GB5415373A GB5415373A GB1450785A GB 1450785 A GB1450785 A GB 1450785A GB 5415373 A GB5415373 A GB 5415373A GB 5415373 A GB5415373 A GB 5415373A GB 1450785 A GB1450785 A GB 1450785A
- Authority
- GB
- United Kingdom
- Prior art keywords
- coating
- envelope
- coated
- area
- tio
- 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
- QSHDDOUJBYECFT-UHFFFAOYSA-N mercury Chemical compound [Hg] QSHDDOUJBYECFT-UHFFFAOYSA-N 0.000 title abstract 2
- 229910052753 mercury Inorganic materials 0.000 title abstract 2
- 239000011248 coating agent Substances 0.000 abstract 7
- 238000000576 coating method Methods 0.000 abstract 7
- 229910010413 TiO 2 Inorganic materials 0.000 abstract 3
- XOLBLPGZBRYERU-UHFFFAOYSA-N tin dioxide Chemical compound O=[Sn]=O XOLBLPGZBRYERU-UHFFFAOYSA-N 0.000 abstract 3
- 229910001887 tin oxide Inorganic materials 0.000 abstract 3
- 239000000725 suspension Substances 0.000 abstract 2
- ZBBLRPRYYSJUCZ-GRHBHMESSA-L (z)-but-2-enedioate;dibutyltin(2+) Chemical compound [O-]C(=O)\C=C/C([O-])=O.CCCC[Sn+2]CCCC ZBBLRPRYYSJUCZ-GRHBHMESSA-L 0.000 abstract 1
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 abstract 1
- 239000011521 glass Substances 0.000 abstract 1
- OGIDPMRJRNCKJF-UHFFFAOYSA-N titanium oxide Inorganic materials [Ti]=O OGIDPMRJRNCKJF-UHFFFAOYSA-N 0.000 abstract 1
- 229910052844 willemite Inorganic materials 0.000 abstract 1
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J61/00—Gas-discharge or vapour-discharge lamps
- H01J61/02—Details
- H01J61/30—Vessels; Containers
- H01J61/35—Vessels; Containers provided with coatings on the walls thereof; Selection of materials for the coatings
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J61/00—Gas-discharge or vapour-discharge lamps
- H01J61/02—Details
- H01J61/38—Devices for influencing the colour or wavelength of the light
- H01J61/42—Devices for influencing the colour or wavelength of the light by transforming the wavelength of the light by luminescence
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J61/00—Gas-discharge or vapour-discharge lamps
- H01J61/02—Details
- H01J61/38—Devices for influencing the colour or wavelength of the light
- H01J61/42—Devices for influencing the colour or wavelength of the light by transforming the wavelength of the light by luminescence
- H01J61/46—Devices characterised by the binder or other non-luminescent constituent of the luminescent material, e.g. for obtaining desired pouring or drying properties
Landscapes
- Formation Of Various Coating Films On Cathode Ray Tubes And Lamps (AREA)
- Vessels And Coating Films For Discharge Lamps (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| NLAANVRAGE7216025,A NL171756C (nl) | 1972-11-25 | 1972-11-25 | Lagedrukkwikdampontladingslamp en werkwijze voor de vervaardiging daarvan. |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| GB1450785A true GB1450785A (en) | 1976-09-29 |
Family
ID=19817430
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| GB5415373A Expired GB1450785A (en) | 1972-11-25 | 1973-11-22 | Low-pressure mercury vapour discharge lamp |
Country Status (8)
| Country | Link |
|---|---|
| US (1) | US3875454A (enExample) |
| JP (1) | JPS5139955B2 (enExample) |
| BE (1) | BE807769A (enExample) |
| CA (1) | CA984891A (enExample) |
| DE (1) | DE2355268C2 (enExample) |
| FR (1) | FR2208189B3 (enExample) |
| GB (1) | GB1450785A (enExample) |
| NL (1) | NL171756C (enExample) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4061946A (en) * | 1975-10-06 | 1977-12-06 | Gte Sylvania Incorporated | Fluorescent lamp having zero back brightness |
| US4058639A (en) * | 1975-12-09 | 1977-11-15 | Gte Sylvania Incorporated | Method of making fluorescent lamp |
| US4500810A (en) * | 1980-11-25 | 1985-02-19 | North American Philips Lighting Corporation | Fluorescent lamp having integral light-filtering means and starting aid |
| KR920010666B1 (ko) * | 1989-06-13 | 1992-12-12 | 미쯔비시 덴끼 가부시기가이샤 | 저압희가스방전램프 |
| BE1007913A3 (nl) * | 1993-12-24 | 1995-11-14 | Philips Electronics Nv | Lagedrukontladingslamp en werkwijze voor het vervaardigen van een lagedrukontladingslamp. |
| US6741030B2 (en) * | 2002-06-19 | 2004-05-25 | Osram Sylvania Inc. | Control of leachable mercury in fluorescent lamps |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| BE559838A (enExample) * | 1957-01-12 | |||
| US3225241A (en) * | 1959-07-09 | 1965-12-21 | Sylvania Electric Prod | Aperture fluorescent lamp |
| US3141990A (en) * | 1960-04-06 | 1964-07-21 | Sylvania Electric Prod | Fluorescent lamp having a tio2 coating on the inner surface of the bulb |
| US3205394A (en) * | 1960-04-06 | 1965-09-07 | Sylvania Electric Prod | Fluorescent lamp having a sio2 coating on the inner surface of the envelope |
| US3350598A (en) * | 1965-12-29 | 1967-10-31 | Sylvania Electric Prod | High pressure electric discharge device containing a fill of mercury, halogen and an alkali metal and barrier refractory oxide layers |
| US3676729A (en) * | 1969-06-23 | 1972-07-11 | Sylvania Electric Prod | Arc discharge lamp having a thin continuous film of indium oxide on the inner surface thereof |
| US3624444A (en) * | 1969-07-05 | 1971-11-30 | Philips Corp | Low-pressure mercury vapor discharge lamp |
-
1972
- 1972-11-25 NL NLAANVRAGE7216025,A patent/NL171756C/xx not_active IP Right Cessation
-
1973
- 1973-11-05 US US412606A patent/US3875454A/en not_active Expired - Lifetime
- 1973-11-06 DE DE2355268A patent/DE2355268C2/de not_active Expired
- 1973-11-13 CA CA185,667A patent/CA984891A/en not_active Expired
- 1973-11-22 FR FR7341598A patent/FR2208189B3/fr not_active Expired
- 1973-11-22 JP JP48130860A patent/JPS5139955B2/ja not_active Expired
- 1973-11-22 GB GB5415373A patent/GB1450785A/en not_active Expired
- 1973-11-23 BE BE138141A patent/BE807769A/xx not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| FR2208189A1 (enExample) | 1974-06-21 |
| BE807769A (fr) | 1974-05-24 |
| NL7216025A (enExample) | 1974-05-28 |
| FR2208189B3 (enExample) | 1976-10-08 |
| JPS4983277A (enExample) | 1974-08-10 |
| NL171756B (nl) | 1982-12-01 |
| DE2355268A1 (de) | 1974-06-06 |
| NL171756C (nl) | 1983-05-02 |
| CA984891A (en) | 1976-03-02 |
| DE2355268C2 (de) | 1983-07-28 |
| US3875454A (en) | 1975-04-01 |
| JPS5139955B2 (enExample) | 1976-10-30 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PS | Patent sealed [section 19, patents act 1949] | ||
| PCNP | Patent ceased through non-payment of renewal fee |