FR1355710A - Perfectionnement aux filaments de chauffage de cathodes pour tubes électroniques - Google Patents
Perfectionnement aux filaments de chauffage de cathodes pour tubes électroniquesInfo
- Publication number
- FR1355710A FR1355710A FR923898A FR923898A FR1355710A FR 1355710 A FR1355710 A FR 1355710A FR 923898 A FR923898 A FR 923898A FR 923898 A FR923898 A FR 923898A FR 1355710 A FR1355710 A FR 1355710A
- Authority
- FR
- France
- Prior art keywords
- further development
- electron tubes
- heating filaments
- cathode heating
- filaments
- 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
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
-
- 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
- H01J9/08—Manufacture of heaters for indirectly-heated cathodes
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T428/00—Stock material or miscellaneous articles
- Y10T428/29—Coated or structually defined flake, particle, cell, strand, strand portion, rod, filament, macroscopic fiber or mass thereof
- Y10T428/2913—Rod, strand, filament or fiber
- Y10T428/2933—Coated or with bond, impregnation or core
- Y10T428/294—Coated or with bond, impregnation or core including metal or compound thereof [excluding glass, ceramic and asbestos]
- Y10T428/2942—Plural coatings
- Y10T428/2949—Glass, ceramic or metal oxide in coating
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Solid Thermionic Cathode (AREA)
- Microwave Tubes (AREA)
Priority Applications (10)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR923898A FR1355710A (fr) | 1963-02-06 | 1963-02-06 | Perfectionnement aux filaments de chauffage de cathodes pour tubes électroniques |
LU44927D LU44927A1 (fr) | 1963-02-06 | 1963-12-03 | |
NL6400777A NL6400777A (fr) | 1963-02-06 | 1964-01-31 | |
DEN24385A DE1238577B (de) | 1963-02-06 | 1964-02-01 | Gluehfaden fuer indirekt geheizte Kathoden fuer Elektronenroehren |
AT83964A AT246866B (de) | 1963-02-06 | 1964-02-03 | Glühfaden für indirekt heizbare Kathoden für Elektronenröhren |
SE1299/64A SE302332B (fr) | 1963-02-06 | 1964-02-03 | |
CH120864A CH440465A (de) | 1963-02-06 | 1964-02-03 | Glühfaden für eine indirekt heizbare Kathode einer Elektronenröhre |
GB4462/64A GB1037560A (en) | 1963-02-06 | 1964-02-03 | Improvements in and relating to filaments for thermionic valves |
BE643361A BE643361A (fr) | 1963-02-06 | 1964-02-04 | |
US699272A US3418164A (en) | 1963-02-06 | 1968-01-19 | Filament wire for use in the cathode of a thermionic valve |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR923898A FR1355710A (fr) | 1963-02-06 | 1963-02-06 | Perfectionnement aux filaments de chauffage de cathodes pour tubes électroniques |
Publications (1)
Publication Number | Publication Date |
---|---|
FR1355710A true FR1355710A (fr) | 1964-03-20 |
Family
ID=8796424
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR923898A Expired FR1355710A (fr) | 1963-02-06 | 1963-02-06 | Perfectionnement aux filaments de chauffage de cathodes pour tubes électroniques |
Country Status (10)
Country | Link |
---|---|
US (1) | US3418164A (fr) |
AT (1) | AT246866B (fr) |
BE (1) | BE643361A (fr) |
CH (1) | CH440465A (fr) |
DE (1) | DE1238577B (fr) |
FR (1) | FR1355710A (fr) |
GB (1) | GB1037560A (fr) |
LU (1) | LU44927A1 (fr) |
NL (1) | NL6400777A (fr) |
SE (1) | SE302332B (fr) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3798058A (en) * | 1967-06-19 | 1974-03-19 | V Chiola | Refractory metal phosphate and phosphide coatings for refractory metal leads and process for producing metal phosphides |
IT1173866B (it) * | 1984-03-16 | 1987-06-24 | Getters Spa | Metodo perfezionato per fabbricare dispositivi getter non evarobili porosi e dispositivi getter cosi' prodotti |
US7578469B2 (en) * | 2004-05-17 | 2009-08-25 | The Boeing Company | Terminal docking port for an operational ground support system |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
NL41681C (fr) * | 1931-10-22 | |||
US2798010A (en) * | 1955-05-23 | 1957-07-02 | Sylvania Electric Prod | Method of manufacturing indirectly heated cathodes |
GB891705A (en) * | 1957-06-06 | 1962-03-14 | Emi Ltd | An improved method of forming an adherent layer on a ceramic material |
US3029360A (en) * | 1958-04-29 | 1962-04-10 | Rca Corp | Heater wire coating process |
FR1296399A (fr) * | 1960-08-19 | 1962-06-15 | Rca Corp | Filament de chauffage de cathode pour tubes électroniques |
NL268393A (fr) * | 1960-08-19 | |||
NL269971A (fr) * | 1960-10-18 | |||
US3161540A (en) * | 1962-06-20 | 1964-12-15 | Sylvania Electric Prod | Process of manufacturing insulated heater wire and article |
-
1963
- 1963-02-06 FR FR923898A patent/FR1355710A/fr not_active Expired
- 1963-12-03 LU LU44927D patent/LU44927A1/xx unknown
-
1964
- 1964-01-31 NL NL6400777A patent/NL6400777A/xx unknown
- 1964-02-01 DE DEN24385A patent/DE1238577B/de active Pending
- 1964-02-03 SE SE1299/64A patent/SE302332B/xx unknown
- 1964-02-03 CH CH120864A patent/CH440465A/de unknown
- 1964-02-03 AT AT83964A patent/AT246866B/de active
- 1964-02-03 GB GB4462/64A patent/GB1037560A/en not_active Expired
- 1964-02-04 BE BE643361A patent/BE643361A/xx unknown
-
1968
- 1968-01-19 US US699272A patent/US3418164A/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
GB1037560A (en) | 1966-07-27 |
US3418164A (en) | 1968-12-24 |
DE1238577B (de) | 1967-04-13 |
BE643361A (fr) | 1964-08-04 |
LU44927A1 (fr) | 1964-02-03 |
SE302332B (fr) | 1968-07-15 |
AT246866B (de) | 1966-05-10 |
CH440465A (de) | 1967-07-31 |
NL6400777A (fr) | 1964-08-07 |
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