GB681355A - Improvements in or relating to gas- and/or vapour-discharge lamps - Google Patents
Improvements in or relating to gas- and/or vapour-discharge lampsInfo
- Publication number
- GB681355A GB681355A GB6740/49A GB674049A GB681355A GB 681355 A GB681355 A GB 681355A GB 6740/49 A GB6740/49 A GB 6740/49A GB 674049 A GB674049 A GB 674049A GB 681355 A GB681355 A GB 681355A
- Authority
- GB
- United Kingdom
- Prior art keywords
- conductive material
- strip
- discharge lamps
- glaze
- butanol
- 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
- LRHPLDYGYMQRHN-UHFFFAOYSA-N N-Butanol Chemical compound CCCCO LRHPLDYGYMQRHN-UHFFFAOYSA-N 0.000 abstract 4
- 239000004020 conductor Substances 0.000 abstract 3
- 239000011230 binding agent Substances 0.000 abstract 2
- 239000011248 coating agent Substances 0.000 abstract 2
- 238000000576 coating method Methods 0.000 abstract 2
- NDVLTYZPCACLMA-UHFFFAOYSA-N silver oxide Chemical compound [O-2].[Ag+].[Ag+] NDVLTYZPCACLMA-UHFFFAOYSA-N 0.000 abstract 2
- 150000001875 compounds Chemical class 0.000 abstract 1
- 239000006185 dispersion Substances 0.000 abstract 1
- 238000010438 heat treatment Methods 0.000 abstract 1
- 230000008018 melting Effects 0.000 abstract 1
- 238000002844 melting Methods 0.000 abstract 1
- 239000000203 mixture Substances 0.000 abstract 1
- 229910052709 silver Inorganic materials 0.000 abstract 1
- 239000004332 silver Substances 0.000 abstract 1
- 229910001923 silver oxide Inorganic materials 0.000 abstract 1
- 238000005245 sintering Methods 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
- H01J61/54—Igniting arrangements, e.g. promoting ionisation for starting
- H01J61/545—Igniting arrangements, e.g. promoting ionisation for starting using an auxiliary electrode inside the vessel
Landscapes
- Vessels And Coating Films For Discharge Lamps (AREA)
- Luminescent Compositions (AREA)
- Formation Of Various Coating Films On Cathode Ray Tubes And Lamps (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| NL279459X | 1948-03-16 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| GB681355A true GB681355A (en) | 1952-10-22 |
Family
ID=19782239
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| GB6740/49A Expired GB681355A (en) | 1948-03-16 | 1949-03-11 | Improvements in or relating to gas- and/or vapour-discharge lamps |
Country Status (6)
| Country | Link |
|---|---|
| BE (1) | BE487890A (forum.php) |
| CH (1) | CH279459A (forum.php) |
| DE (1) | DE813059C (forum.php) |
| FR (1) | FR983148A (forum.php) |
| GB (1) | GB681355A (forum.php) |
| NL (2) | NL139415B (forum.php) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE928188C (de) * | 1951-10-13 | 1955-05-26 | Philips Nv | Verfahren zur Herstellung eines ringfoermigen Entladungsgefaesses und nach diesem Verfahren hergestellte ringfoermige Entladungslampe |
| JPS5611358Y1 (forum.php) * | 1978-08-08 | 1981-03-13 |
-
0
- NL NL72265D patent/NL72265C/xx active
- NL NL666617280A patent/NL139415B/xx unknown
- BE BE487890D patent/BE487890A/xx unknown
-
1949
- 1949-03-11 GB GB6740/49A patent/GB681355A/en not_active Expired
- 1949-03-14 FR FR983148D patent/FR983148A/fr not_active Expired
- 1949-03-14 CH CH279459D patent/CH279459A/de unknown
- 1949-03-15 DE DEP36801D patent/DE813059C/de not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| BE487890A (forum.php) | |
| CH279459A (de) | 1951-11-30 |
| FR983148A (fr) | 1951-06-19 |
| NL72265C (forum.php) | |
| NL139415B (nl) | |
| DE813059C (de) | 1951-09-06 |
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