GB499733A - Improvements in metal-vapour electric discharge lamps - Google Patents
Improvements in metal-vapour electric discharge lampsInfo
- Publication number
- GB499733A GB499733A GB19917/38A GB1991738A GB499733A GB 499733 A GB499733 A GB 499733A GB 19917/38 A GB19917/38 A GB 19917/38A GB 1991738 A GB1991738 A GB 1991738A GB 499733 A GB499733 A GB 499733A
- Authority
- GB
- United Kingdom
- Prior art keywords
- metal
- electrode
- electric discharge
- discharge lamps
- vapour
- 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
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 abstract 2
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 abstract 1
- 229910052793 cadmium Inorganic materials 0.000 abstract 1
- BDOSMKKIYDKNTQ-UHFFFAOYSA-N cadmium atom Chemical compound [Cd] BDOSMKKIYDKNTQ-UHFFFAOYSA-N 0.000 abstract 1
- QSHDDOUJBYECFT-UHFFFAOYSA-N mercury Chemical compound [Hg] QSHDDOUJBYECFT-UHFFFAOYSA-N 0.000 abstract 1
- 229910052753 mercury Inorganic materials 0.000 abstract 1
- 229910052751 metal Inorganic materials 0.000 abstract 1
- 239000002184 metal Substances 0.000 abstract 1
- 229910052757 nitrogen Inorganic materials 0.000 abstract 1
- 229910052725 zinc Inorganic materials 0.000 abstract 1
- 239000011701 zinc Substances 0.000 abstract 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65B—MACHINES, APPARATUS OR DEVICES FOR, OR METHODS OF, PACKAGING ARTICLES OR MATERIALS; UNPACKING
- B65B25/00—Packaging other articles presenting special problems
- B65B25/06—Packaging slices or specially-shaped pieces of meat, cheese, or other plastic or tacky products
- B65B25/065—Packaging slices or specially-shaped pieces of meat, cheese, or other plastic or tacky products of meat
- B65B25/067—Packaging slices or specially-shaped pieces of meat, cheese, or other plastic or tacky products of meat combined with its conservation
-
- 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
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Vessels And Coating Films For Discharge Lamps (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE205007X | 1937-07-07 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| GB499733A true GB499733A (en) | 1939-01-27 |
Family
ID=5784886
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| GB19917/38A Expired GB499733A (en) | 1937-07-07 | 1938-07-05 | Improvements in metal-vapour electric discharge lamps |
Country Status (4)
| Country | Link |
|---|---|
| CH (1) | CH205007A (en:Method) |
| FR (1) | FR840247A (en:Method) |
| GB (1) | GB499733A (en:Method) |
| NL (2) | NL50951C (en:Method) |
-
0
- NL NL50591D patent/NL50591C/xx active
- NL NL50951D patent/NL50951C/xx active
-
1938
- 1938-07-05 FR FR840247D patent/FR840247A/fr not_active Expired
- 1938-07-05 GB GB19917/38A patent/GB499733A/en not_active Expired
- 1938-07-06 CH CH205007D patent/CH205007A/de unknown
Also Published As
| Publication number | Publication date |
|---|---|
| CH205007A (de) | 1939-05-31 |
| NL50591C (en:Method) | |
| NL50951C (en:Method) | |
| FR840247A (fr) | 1939-04-21 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| GB482625A (en) | Improvements in metal vapour electric discharge lamps | |
| GB468643A (en) | Improvements in or relating to extra-high-pressure metal vapour electric discharge devices | |
| GB518455A (en) | Improvements in high-pressure metal-vapour electric discharge lamps | |
| GB415358A (en) | Improvements in electric discharge tubes with positive column discharge | |
| GB458252A (en) | Improvements in or relating to artificially cooled high pressure mercury vapour discharge tube | |
| GB499733A (en) | Improvements in metal-vapour electric discharge lamps | |
| GB476836A (en) | Improvements in or relating to electric discharge devices having an inner envelope and an outer jacket capped at one end | |
| GB428838A (en) | Improvements in electric discharge tubes | |
| GB446833A (en) | Improvements in and relating to electric discharge lamps | |
| GB352353A (en) | Improvements in luminous electric discharge tubes | |
| GB472918A (en) | Improvements in or relating to electric discharge devices | |
| GB502321A (en) | Improvements in electric discharge tubes | |
| GB526401A (en) | Improvements relating to electric discharge lamps | |
| GB268986A (en) | Improvements in or relating to electric incandescent lamps | |
| GB499452A (en) | Improvements in or relating to electric discharge tubes | |
| GB547646A (en) | Improvements in or relating to gas filled electric discharge tubes | |
| GB415165A (en) | Improvements in or relating to electric discharge tubes | |
| GB589773A (en) | Fluorescent electric discharge tube | |
| GB496037A (en) | Improvements in or relating to electric high-pressure metal-vapour discharge tubes | |
| GB474192A (en) | Improvements in high-pressure mercury vapour discharge tubes | |
| GB497822A (en) | Improvements in electric gas or vapour discharge tubes | |
| GB445087A (en) | Improvements in and relating to electric discharge devices | |
| GB547645A (en) | Improvements in or relating to electric discharge tubes | |
| GB514967A (en) | Improvements in and relating to electric discharge devices | |
| GB457644A (en) | Improvements in high pressure metal vapour electric discharge devices |