GB822553A - Electric low-pressure discharge tubes, more particularly fluorescent lamps - Google Patents
Electric low-pressure discharge tubes, more particularly fluorescent lampsInfo
- Publication number
- GB822553A GB822553A GB4797/56A GB479756A GB822553A GB 822553 A GB822553 A GB 822553A GB 4797/56 A GB4797/56 A GB 4797/56A GB 479756 A GB479756 A GB 479756A GB 822553 A GB822553 A GB 822553A
- Authority
- GB
- United Kingdom
- Prior art keywords
- tartrate
- barium
- earth metal
- alkaline earth
- pressure discharge
- 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
- 238000000034 method Methods 0.000 abstract 3
- 239000003513 alkali Substances 0.000 abstract 2
- 229910052784 alkaline earth metal Inorganic materials 0.000 abstract 2
- 229940095064 tartrate Drugs 0.000 abstract 2
- BVKZGUZCCUSVTD-UHFFFAOYSA-L Carbonate Chemical compound [O-]C([O-])=O BVKZGUZCCUSVTD-UHFFFAOYSA-L 0.000 abstract 1
- FEWJPZIEWOKRBE-JCYAYHJZSA-N Dextrotartaric acid Chemical compound OC(=O)[C@H](O)[C@@H](O)C(O)=O FEWJPZIEWOKRBE-JCYAYHJZSA-N 0.000 abstract 1
- DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical compound C[C@@H]1CC[C@@]2(CC[C@@]3(C(=CC[C@H]4[C@]3(CC[C@@H]5[C@@]4(CC[C@@H](C5(C)C)OS(=O)(=O)[O-])C)C)[C@@H]2[C@]1(C)O)C)C(=O)O[C@H]6[C@@H]([C@H]([C@@H]([C@H](O6)CO)O)O)O.[Na+] DGAQECJNVWCQMB-PUAWFVPOSA-M 0.000 abstract 1
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 abstract 1
- 229910002651 NO3 Inorganic materials 0.000 abstract 1
- NHNBFGGVMKEFGY-UHFFFAOYSA-N Nitrate Chemical compound [O-][N+]([O-])=O NHNBFGGVMKEFGY-UHFFFAOYSA-N 0.000 abstract 1
- ZLMJMSJWJFRBEC-UHFFFAOYSA-N Potassium Chemical compound [K] ZLMJMSJWJFRBEC-UHFFFAOYSA-N 0.000 abstract 1
- WOIHABYNKOEWFG-UHFFFAOYSA-N [Sr].[Ba] Chemical class [Sr].[Ba] WOIHABYNKOEWFG-UHFFFAOYSA-N 0.000 abstract 1
- 229910052783 alkali metal Inorganic materials 0.000 abstract 1
- 150000001340 alkali metals Chemical class 0.000 abstract 1
- 229910000287 alkaline earth metal oxide Inorganic materials 0.000 abstract 1
- -1 alkaline earth metal tartrate Chemical class 0.000 abstract 1
- 150000001342 alkaline earth metals Chemical class 0.000 abstract 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 abstract 1
- NGPGDYLVALNKEG-UHFFFAOYSA-N azanium;azane;2,3,4-trihydroxy-4-oxobutanoate Chemical compound [NH4+].[NH4+].[O-]C(=O)C(O)C(O)C([O-])=O NGPGDYLVALNKEG-UHFFFAOYSA-N 0.000 abstract 1
- 229910052788 barium Inorganic materials 0.000 abstract 1
- DSAJWYNOEDNPEQ-UHFFFAOYSA-N barium atom Chemical compound [Ba] DSAJWYNOEDNPEQ-UHFFFAOYSA-N 0.000 abstract 1
- 150000004649 carbonic acid derivatives Chemical class 0.000 abstract 1
- 239000010406 cathode material Substances 0.000 abstract 1
- 239000011248 coating agent Substances 0.000 abstract 1
- 238000000576 coating method Methods 0.000 abstract 1
- 239000007789 gas Substances 0.000 abstract 1
- 238000010438 heat treatment Methods 0.000 abstract 1
- 238000010348 incorporation Methods 0.000 abstract 1
- 150000002500 ions Chemical class 0.000 abstract 1
- 229910052744 lithium Inorganic materials 0.000 abstract 1
- 239000000463 material Substances 0.000 abstract 1
- 239000001301 oxygen Substances 0.000 abstract 1
- 229910052760 oxygen Inorganic materials 0.000 abstract 1
- 239000011591 potassium Substances 0.000 abstract 1
- 229910052700 potassium Inorganic materials 0.000 abstract 1
- LJCNRYVRMXRIQR-OLXYHTOASA-L potassium sodium L-tartrate Chemical compound [Na+].[K+].[O-]C(=O)[C@H](O)[C@@H](O)C([O-])=O LJCNRYVRMXRIQR-OLXYHTOASA-L 0.000 abstract 1
- 230000001376 precipitating effect Effects 0.000 abstract 1
- 238000002360 preparation method Methods 0.000 abstract 1
- 239000011734 sodium Substances 0.000 abstract 1
- 229910052708 sodium Inorganic materials 0.000 abstract 1
- 239000001476 sodium potassium tartrate Substances 0.000 abstract 1
- 235000011006 sodium potassium tartrate Nutrition 0.000 abstract 1
- YJVPUSQCBHLEFY-UHFFFAOYSA-J strontium barium(2+) 2,3-dihydroxybutanedioate Chemical class C(=O)([O-])C(O)C(O)C(=O)[O-].[Sr+2].[Ba+2].C(=O)([O-])C(O)C(O)C(=O)[O-] YJVPUSQCBHLEFY-UHFFFAOYSA-J 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
- H01J61/04—Electrodes; Screens; Shields
- H01J61/06—Main electrodes
- H01J61/067—Main electrodes for low-pressure discharge lamps
- H01J61/0675—Main electrodes for low-pressure discharge lamps characterised by the material of the electrode
- H01J61/0677—Main electrodes for low-pressure discharge lamps characterised by the material of the electrode characterised by the electron emissive material
Landscapes
- Discharge Lamp (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DEP13621A DE1005636B (de) | 1955-02-23 | 1955-02-23 | Elektrische Niederdruckentladungsroehre, insbesondere Leuchtstofflampe |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| GB822553A true GB822553A (en) | 1959-10-28 |
Family
ID=7364719
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| GB4797/56A Expired GB822553A (en) | 1955-02-23 | 1956-02-15 | Electric low-pressure discharge tubes, more particularly fluorescent lamps |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US2831137A (enrdf_load_stackoverflow) |
| BE (1) | BE545445A (enrdf_load_stackoverflow) |
| DE (1) | DE1005636B (enrdf_load_stackoverflow) |
| FR (1) | FR1141719A (enrdf_load_stackoverflow) |
| GB (1) | GB822553A (enrdf_load_stackoverflow) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2963450A (en) * | 1958-03-17 | 1960-12-06 | Interlectric Corp | Filament coating composition |
| ITMI20012389A1 (it) * | 2001-11-12 | 2003-05-12 | Getters Spa | Catodo cavo con getter integrato per lampade a scarica e metodi per la sua realizzazione |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| NL24414C (enrdf_load_stackoverflow) * | 1926-06-09 | |||
| US2201167A (en) * | 1937-03-09 | 1940-05-21 | Germeshausen Kenneth Joseph | Gaseous-discharge device |
| BE482916A (enrdf_load_stackoverflow) * | 1947-06-05 | |||
| US2714681A (en) * | 1948-08-27 | 1955-08-02 | Gen Electric | Electric discharge device |
| US2677623A (en) * | 1949-10-27 | 1954-05-04 | Ets Claude Paz & Silva | Process for manufacturing electron emissive material and electrodes |
-
0
- BE BE545445D patent/BE545445A/xx unknown
-
1955
- 1955-02-23 DE DEP13621A patent/DE1005636B/de active Pending
-
1956
- 1956-02-06 US US563754A patent/US2831137A/en not_active Expired - Lifetime
- 1956-02-15 GB GB4797/56A patent/GB822553A/en not_active Expired
- 1956-02-20 FR FR1141719D patent/FR1141719A/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| BE545445A (enrdf_load_stackoverflow) | |
| US2831137A (en) | 1958-04-15 |
| DE1005636B (de) | 1957-04-04 |
| FR1141719A (fr) | 1957-09-06 |
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