NL57005C - - Google Patents
Info
- Publication number
- NL57005C NL57005C NL57005DA NL57005C NL 57005 C NL57005 C NL 57005C NL 57005D A NL57005D A NL 57005DA NL 57005 C NL57005 C NL 57005C
- Authority
- NL
- Netherlands
Links
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
- H01J61/0672—Main electrodes for low-pressure discharge lamps characterised by the construction of the electrode
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J9/00—Apparatus or processes specially adapted for the manufacture, installation, removal, maintenance of electric discharge tubes, discharge lamps, or parts thereof; Recovery of material from discharge tubes or lamps
- H01J9/02—Manufacture of electrodes or electrode systems
- H01J9/04—Manufacture of electrodes or electrode systems of thermionic cathodes
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Discharge Lamp (AREA)
- Vessels And Coating Films For Discharge Lamps (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US533451XA | 1938-08-26 | 1938-08-26 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL57005C true NL57005C (en:Method) |
Family
ID=21983555
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL57005D NL57005C (en:Method) | 1938-08-26 |
Country Status (4)
| Country | Link |
|---|---|
| DE (1) | DE731254C (en:Method) |
| FR (2) | FR859109A (en:Method) |
| GB (2) | GB533451A (en:Method) |
| NL (1) | NL57005C (en:Method) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US9895457B2 (en) | 2005-11-22 | 2018-02-20 | Trojan Technologies | Radiation lamp and radiation source module incorporating same |
| CN116334557B (zh) * | 2023-03-30 | 2025-02-25 | 浙江大学 | 一种氟铒共掺氧化锡薄膜及其制备方法和应用 |
-
0
- NL NL57005D patent/NL57005C/xx active
-
1939
- 1939-07-29 DE DEP79522D patent/DE731254C/de not_active Expired
- 1939-08-17 FR FR859109D patent/FR859109A/fr not_active Expired
- 1939-08-23 GB GB24293/39A patent/GB533451A/en not_active Expired
-
1941
- 1941-11-28 GB GB15339/41A patent/GB553184A/en not_active Expired
-
1942
- 1942-01-15 FR FR51918D patent/FR51918E/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| FR51918E (fr) | 1943-05-24 |
| FR859109A (fr) | 1940-12-11 |
| GB533451A (en) | 1941-02-13 |
| DE731254C (de) | 1943-02-04 |
| GB553184A (en) | 1943-05-11 |