NL7018001A - - Google Patents
Info
- Publication number
- NL7018001A NL7018001A NL7018001A NL7018001A NL7018001A NL 7018001 A NL7018001 A NL 7018001A NL 7018001 A NL7018001 A NL 7018001A NL 7018001 A NL7018001 A NL 7018001A NL 7018001 A NL7018001 A NL 7018001A
- Authority
- NL
- Netherlands
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J1/00—Details of electrodes, of magnetic control means, of screens, or of the mounting or spacing thereof, common to two or more basic types of discharge tubes or lamps
- H01J1/02—Main electrodes
- H01J1/13—Solid thermionic cathodes
- H01J1/20—Cathodes heated indirectly by an electric current; Cathodes heated by electron or ion bombardment
- H01J1/28—Dispenser-type cathodes, e.g. L-cathode
Priority Applications (6)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
NL7018001A NL7018001A (en) | 1970-12-10 | 1970-12-10 | |
DE19712157768 DE2157768A1 (en) | 1970-12-10 | 1971-11-22 | Indirectly heatable replacement cathode |
US00203705A US3753025A (en) | 1970-12-10 | 1971-12-01 | Indirectly heated supply cathode |
GB5675971A GB1327975A (en) | 1970-12-10 | 1971-12-07 | Indirectly heated cathode |
CA129609A CA934431A (en) | 1970-12-10 | 1971-12-08 | Indirectly heated supply cathode |
FR7144461A FR2117650A5 (en) | 1970-12-10 | 1971-12-10 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
NL7018001A NL7018001A (en) | 1970-12-10 | 1970-12-10 |
Publications (1)
Publication Number | Publication Date |
---|---|
NL7018001A true NL7018001A (en) | 1972-06-13 |
Family
ID=19811756
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
NL7018001A NL7018001A (en) | 1970-12-10 | 1970-12-10 |
Country Status (6)
Country | Link |
---|---|
US (1) | US3753025A (en) |
CA (1) | CA934431A (en) |
DE (1) | DE2157768A1 (en) |
FR (1) | FR2117650A5 (en) |
GB (1) | GB1327975A (en) |
NL (1) | NL7018001A (en) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB1582837A (en) * | 1976-07-10 | 1981-01-14 | Emi Varian Ltd | Electron emitter |
US4379979A (en) * | 1981-02-06 | 1983-04-12 | The United States Of America As Represented By The Secretary Of The Navy | Controlled porosity sheet for thermionic dispenser cathode and method of manufacture |
EP0389228B1 (en) * | 1989-03-24 | 1995-01-25 | Mitsubishi Denki Kabushiki Kaisha | High temperature operating element |
US5350969A (en) * | 1991-12-03 | 1994-09-27 | Litton Systems, Inc. | Cathode heater and cathode assembly for microwave power tubes |
KR950006088B1 (en) * | 1992-06-27 | 1995-06-08 | 주식회사엘지전자 | Sinking pallet of sinking form cathode structure and method of manufacturing the same |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE890390C (en) * | 1951-07-12 | 1953-09-17 | Siemens Ag | Cathode for electrical discharge vessels |
US3117249A (en) * | 1960-02-16 | 1964-01-07 | Sperry Rand Corp | Embedded heater cathode |
FR1489050A (en) * | 1966-03-22 | 1967-07-21 | Commissariat Energie Atomique | composite electrode for magnetohydrodynamic conversion nozzle |
-
1970
- 1970-12-10 NL NL7018001A patent/NL7018001A/xx unknown
-
1971
- 1971-11-22 DE DE19712157768 patent/DE2157768A1/en active Pending
- 1971-12-01 US US00203705A patent/US3753025A/en not_active Expired - Lifetime
- 1971-12-07 GB GB5675971A patent/GB1327975A/en not_active Expired
- 1971-12-08 CA CA129609A patent/CA934431A/en not_active Expired
- 1971-12-10 FR FR7144461A patent/FR2117650A5/fr not_active Expired
Also Published As
Publication number | Publication date |
---|---|
CA934431A (en) | 1973-09-25 |
FR2117650A5 (en) | 1972-07-21 |
GB1327975A (en) | 1973-08-22 |
US3753025A (en) | 1973-08-14 |
DE2157768A1 (en) | 1972-06-29 |