NL91132C - - Google Patents
Info
- Publication number
- NL91132C NL91132C NL91132DA NL91132C NL 91132 C NL91132 C NL 91132C NL 91132D A NL91132D A NL 91132DA NL 91132 C NL91132 C NL 91132C
- 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
-
- 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
- Y10T428/12—All metal or with adjacent metals
- Y10T428/12014—All metal or with adjacent metals having metal particles
- Y10T428/12028—Composite; i.e., plural, adjacent, spatially distinct metal components [e.g., layers, etc.]
- Y10T428/12042—Porous component
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US258892A US2700118A (en) | 1951-11-29 | 1951-11-29 | Incandescible cathode |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL91132C true NL91132C (US06650917-20031118-M00005.png) |
Family
ID=22982585
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL91132D NL91132C (US06650917-20031118-M00005.png) | 1951-11-29 |
Country Status (8)
Families Citing this family (30)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| NL95281C (US06650917-20031118-M00005.png) * | 1952-04-09 | |||
| BE525821A (US06650917-20031118-M00005.png) * | 1953-01-19 | |||
| BE531122A (US06650917-20031118-M00005.png) * | 1953-08-14 | |||
| NL96853C (US06650917-20031118-M00005.png) * | 1953-09-24 | |||
| BE533455A (US06650917-20031118-M00005.png) * | 1953-11-18 | |||
| NL183830B (nl) * | 1953-12-22 | Unilever Nv | Werkwijze ter bereiding van aerosolprodukten en een spuitbus daarmee gevuld. | |
| US2881512A (en) * | 1954-06-16 | 1959-04-14 | Cie Generale De Telegraphite S | Composition for sintered barium cathodes |
| NL104043C (US06650917-20031118-M00005.png) * | 1954-06-17 | |||
| BE543391A (US06650917-20031118-M00005.png) * | 1954-12-06 | |||
| US2931934A (en) * | 1955-02-05 | 1960-04-05 | Egyesuelt Izzolampa | Indirectly heated supply cathode |
| NL99051C (US06650917-20031118-M00005.png) * | 1955-02-09 | |||
| BE559450A (US06650917-20031118-M00005.png) * | 1956-07-24 | |||
| BE560502A (US06650917-20031118-M00005.png) * | 1956-09-05 | |||
| US2874077A (en) * | 1957-10-23 | 1959-02-17 | Rauland Corp | Thermionic cathodes |
| US2957231A (en) * | 1958-08-01 | 1960-10-25 | Gen Electric | Electrode for electric discharge device |
| US3118080A (en) * | 1959-12-10 | 1964-01-14 | Semicon Associates Inc | Tungsten dispenser cathodes and impregnants therefor |
| DE1273075B (de) * | 1961-07-08 | 1968-07-18 | Funkwerk Erfurt Veb K | Verfahren zur Herstellung von Oxydkathoden |
| US3258636A (en) * | 1961-09-01 | 1966-06-28 | Electron emitter with activator of sill cide, boride or carbide of solid solu- tion of barium and at least one other alkaline earth metal | |
| NL133280C (US06650917-20031118-M00005.png) * | 1963-09-24 | |||
| US3269804A (en) * | 1963-11-01 | 1966-08-30 | Gen Electric | Dispenser cathode and method for the production thereof |
| US3275435A (en) * | 1963-11-01 | 1966-09-27 | Gen Electric | Method of production of a dispenser cathode |
| US3303378A (en) * | 1964-06-17 | 1967-02-07 | Chorney Paul | Monolithic cathode structure |
| US3458913A (en) * | 1966-04-19 | 1969-08-05 | Siemens Ag | Supply cathode for electrical discharge vessels and method for its production |
| GB1219705A (en) * | 1968-05-10 | 1971-01-20 | Hitachi Ltd | Light source lamp for atomic light absorption analysis |
| US3489554A (en) * | 1969-03-13 | 1970-01-13 | Sylvania Electric Prod | Art of producing emitter-type electrode structures |
| US4097762A (en) * | 1975-08-14 | 1978-06-27 | International Telephone & Telegraph Corporation | Xenon arc discharge lamp having a particular electrode composition and wherein the arc discharge is obtained without heating the electrode |
| AU527753B2 (en) * | 1978-09-07 | 1983-03-24 | Tokyo Shibaura Denki Kabushiki Kaisha | Discharge lamp electrode |
| GB1446507A (en) * | 1978-09-15 | 1976-08-18 | V N I Pk I T I Elektrosvarochn | Electrode for plasma arc working of conductive materials |
| CH659916A5 (de) * | 1983-03-31 | 1987-02-27 | Inst Radiotekh Elektron | Katode und gasentladungsroehre, ausgefuehrt auf der basis dieser katode. |
| US5007874A (en) * | 1990-10-15 | 1991-04-16 | The United States Of America As Represented By The Secretary Of The Army | Method of making a cathode from tungsten and iridium powders using a reaction product from reacting a group III A metal with barium peroxide as an impregnant |
Family Cites Families (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US1931254A (en) * | 1928-02-28 | 1933-10-17 | Electrons Inc | Electronic tube |
| US1846242A (en) * | 1929-01-05 | 1932-02-23 | Argco Tube And Television Corp | Electrode and method of making the same |
| US2085605A (en) * | 1934-05-11 | 1937-06-29 | Gen Electric | Thermionic cathode for electric discharge devices |
| US2121589A (en) * | 1934-06-28 | 1938-06-21 | Westinghouse Electric & Mfg Co | Emissive incandescent cathode |
| DE669029C (de) * | 1934-06-29 | 1938-12-15 | Siemens Schuckertwerke Akt Ges | Selbstaufheizkathode |
| GB445575A (en) * | 1934-10-12 | 1936-04-14 | Gen Electric Co Ltd | Improvements in or relating to electric discharge devices |
| AT156720B (de) * | 1936-09-03 | 1939-08-10 | Philips Nv | Glühelektrode für elektrische Entladungsröhren. |
| GB485410A (en) * | 1937-03-17 | 1938-05-19 | Gen Electric Co Ltd | Improvements in cathodes for electric discharge devices |
| FR903976A (fr) * | 1942-08-19 | 1945-10-23 | Fides Gmbh | Perfectionnements aux cathodes destinées à la production d'un faisceau électronique |
| US2389060A (en) * | 1943-08-13 | 1945-11-13 | Callite Tungsten Corp | Refractory body of high electronic emission |
| NL69486C (US06650917-20031118-M00005.png) * | 1947-11-26 |
-
0
- BE BE515834D patent/BE515834A/xx unknown
- NL NL91132D patent/NL91132C/xx active
-
1951
- 1951-11-29 US US258892A patent/US2700118A/en not_active Expired - Lifetime
-
1952
- 1952-11-25 DE DEN6396A patent/DE973193C/de not_active Expired
- 1952-11-26 ES ES0206485A patent/ES206485A1/es not_active Expired
- 1952-11-26 GB GB29949/52A patent/GB734209A/en not_active Expired
- 1952-11-27 CH CH314129D patent/CH314129A/de unknown
- 1952-11-27 FR FR1073994D patent/FR1073994A/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| DE973193C (de) | 1959-12-17 |
| GB734209A (en) | 1955-07-27 |
| CH314129A (de) | 1956-05-31 |
| ES206485A1 (es) | 1953-01-16 |
| BE515834A (US06650917-20031118-M00005.png) | |
| US2700118A (en) | 1955-01-18 |
| FR1073994A (fr) | 1954-09-30 |
