GB1023850A - Improvements in or relating to incandescent lamps - Google Patents
Improvements in or relating to incandescent lampsInfo
- Publication number
- GB1023850A GB1023850A GB4521063A GB4521063A GB1023850A GB 1023850 A GB1023850 A GB 1023850A GB 4521063 A GB4521063 A GB 4521063A GB 4521063 A GB4521063 A GB 4521063A GB 1023850 A GB1023850 A GB 1023850A
- Authority
- GB
- United Kingdom
- Prior art keywords
- phosphorus
- incandescent lamps
- relating
- nov
- tungsten
- 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
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01K—ELECTRIC INCANDESCENT LAMPS
- H01K1/00—Details
- H01K1/52—Means for obtaining or maintaining the desired pressure within the vessel
- H01K1/54—Means for absorbing or absorbing gas, or for preventing or removing efflorescence, e.g. by gettering
- H01K1/56—Means for absorbing or absorbing gas, or for preventing or removing efflorescence, e.g. by gettering characterised by the material of the getter
Landscapes
- Resistance Heating (AREA)
- Vessels And Coating Films For Discharge Lamps (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
NL285666 | 1962-11-19 |
Publications (1)
Publication Number | Publication Date |
---|---|
GB1023850A true GB1023850A (en) | 1966-03-30 |
Family
ID=19754236
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB4521063A Expired GB1023850A (en) | 1962-11-19 | 1963-11-15 | Improvements in or relating to incandescent lamps |
Country Status (8)
Country | Link |
---|---|
AT (1) | AT239910B (es) |
BE (1) | BE640154A (es) |
CH (1) | CH427998A (es) |
DK (1) | DK104249C (es) |
ES (1) | ES293588A1 (es) |
GB (1) | GB1023850A (es) |
NL (1) | NL285666A (es) |
SE (1) | SE307192B (es) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2172352A1 (es) * | 1972-02-16 | 1973-09-28 | Philips Nv | |
FR2172353A1 (es) * | 1972-02-16 | 1973-09-28 | Philips Nv | |
US4027189A (en) * | 1973-11-01 | 1977-05-31 | Thorn Electrical Industries Limited | Tungsten halogen lamp |
-
0
- NL NL285666D patent/NL285666A/xx unknown
-
1963
- 1963-11-15 GB GB4521063A patent/GB1023850A/en not_active Expired
- 1963-11-15 AT AT914763A patent/AT239910B/de active
- 1963-11-16 CH CH1406563A patent/CH427998A/de unknown
- 1963-11-16 ES ES0293588A patent/ES293588A1/es not_active Expired
- 1963-11-16 DK DK538763A patent/DK104249C/da active
- 1963-11-18 SE SE1268963A patent/SE307192B/xx unknown
- 1963-11-19 BE BE640154A patent/BE640154A/xx unknown
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2172352A1 (es) * | 1972-02-16 | 1973-09-28 | Philips Nv | |
FR2172353A1 (es) * | 1972-02-16 | 1973-09-28 | Philips Nv | |
US4027189A (en) * | 1973-11-01 | 1977-05-31 | Thorn Electrical Industries Limited | Tungsten halogen lamp |
Also Published As
Publication number | Publication date |
---|---|
ES293588A1 (es) | 1964-01-01 |
SE307192B (es) | 1968-12-23 |
CH427998A (de) | 1967-01-15 |
NL285666A (es) | |
AT239910B (de) | 1965-05-10 |
DK104249C (da) | 1966-04-25 |
BE640154A (es) | 1964-05-19 |
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