BE687198A - - Google Patents
Info
- Publication number
- BE687198A BE687198A BE687198DA BE687198A BE 687198 A BE687198 A BE 687198A BE 687198D A BE687198D A BE 687198DA BE 687198 A BE687198 A BE 687198A
- Authority
- BE
- Belgium
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
- H01J1/22—Heaters
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| NL6512348A NL6512348A (zh) | 1965-09-23 | 1965-09-23 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE687198A true BE687198A (zh) | 1967-03-21 |
Family
ID=19794213
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE687198D BE687198A (zh) | 1965-09-23 | 1966-09-21 |
Country Status (12)
| Country | Link |
|---|---|
| US (1) | US3490944A (zh) |
| AT (1) | AT263156B (zh) |
| BE (1) | BE687198A (zh) |
| CH (1) | CH477085A (zh) |
| DE (1) | DE1564448C3 (zh) |
| DK (1) | DK118198B (zh) |
| ES (1) | ES331443A1 (zh) |
| FI (1) | FI43089B (zh) |
| FR (1) | FR1501048A (zh) |
| GB (1) | GB1121035A (zh) |
| NL (1) | NL6512348A (zh) |
| NO (1) | NO119366B (zh) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3581144A (en) * | 1969-03-27 | 1971-05-25 | Gen Electric | Metal-clad insulated electrical heater |
| US5293410A (en) * | 1991-11-27 | 1994-03-08 | Schlumberger Technology Corporation | Neutron generator |
| US20090108192A1 (en) * | 2007-10-25 | 2009-04-30 | Schulumberger Technology Corporation | Tritium-Tritium Neutron Generator Logging Tool |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| NL268393A (zh) * | 1960-08-19 | |||
| US3328201A (en) * | 1964-04-27 | 1967-06-27 | Rca Corp | Heater for electron tubes |
-
1965
- 1965-09-23 NL NL6512348A patent/NL6512348A/xx unknown
-
1966
- 1966-09-09 US US578143A patent/US3490944A/en not_active Expired - Lifetime
- 1966-09-20 GB GB41855/66A patent/GB1121035A/en not_active Expired
- 1966-09-20 AT AT883466A patent/AT263156B/de active
- 1966-09-20 NO NO164799A patent/NO119366B/no unknown
- 1966-09-20 CH CH1351766A patent/CH477085A/de not_active IP Right Cessation
- 1966-09-20 DK DK487566AA patent/DK118198B/da unknown
- 1966-09-20 DE DE1564448A patent/DE1564448C3/de not_active Expired
- 1966-09-20 FI FI2466/66A patent/FI43089B/fi active
- 1966-09-21 BE BE687198D patent/BE687198A/xx unknown
- 1966-09-21 ES ES0331443A patent/ES331443A1/es not_active Expired
- 1966-09-23 FR FR77436A patent/FR1501048A/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| FR1501048A (fr) | 1967-11-10 |
| CH477085A (de) | 1969-08-15 |
| DE1564448A1 (de) | 1970-03-05 |
| AT263156B (de) | 1968-07-10 |
| DE1564448B2 (de) | 1975-05-15 |
| DE1564448C3 (de) | 1976-01-02 |
| FI43089B (zh) | 1970-10-01 |
| NO119366B (zh) | 1970-05-11 |
| US3490944A (en) | 1970-01-20 |
| ES331443A1 (es) | 1967-08-01 |
| GB1121035A (en) | 1968-07-24 |
| NL6512348A (zh) | 1967-03-28 |
| DK118198B (da) | 1970-07-20 |