NL16070C - - Google Patents
Info
- Publication number
- NL16070C NL16070C NL16070DA NL16070C NL 16070 C NL16070 C NL 16070C NL 16070D A NL16070D A NL 16070DA NL 16070 C NL16070 C NL 16070C
- Authority
- NL
- Netherlands
Links
Classifications
-
- 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
- H01J9/042—Manufacture, activation of the emissive part
-
- 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.]
- Y10T428/12063—Nonparticulate metal component
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Solid Thermionic Cathode (AREA)
- Chemical Vapour Deposition (AREA)
- Powder Metallurgy (AREA)
- Physical Vapour Deposition (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB14926/24A GB240213A (en) | 1924-06-20 | 1924-06-20 | Improvements in thermionic valves |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL16070C true NL16070C (en:Method) |
Family
ID=10049979
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL16070D NL16070C (en:Method) | 1924-06-20 |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US1608317A (en:Method) |
| FR (1) | FR598354A (en:Method) |
| GB (1) | GB240213A (en:Method) |
| NL (1) | NL16070C (en:Method) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2433821A (en) * | 1945-05-23 | 1947-12-30 | Sylvania Electric Prod | Electron emissive cathode |
| US2497109A (en) * | 1946-02-04 | 1950-02-14 | Eitel Mccullough Inc | Electrode for electron tubes |
| US2647067A (en) * | 1949-09-10 | 1953-07-28 | Eitel Mccullough Inc | Electron emitter for electron tubes |
| US2788460A (en) * | 1951-05-23 | 1957-04-09 | Itt | Electrodes for electron discharge devices and methods of making same |
| JPH076067B2 (ja) * | 1990-09-14 | 1995-01-25 | 日本金液株式会社 | 液状またはペースト状の上絵付用貴金属組成物 |
| CN111850524B (zh) * | 2020-07-17 | 2022-08-30 | 广东威特真空电子制造有限公司 | 稀土钨阴极及其制备方法和应用 |
-
0
- NL NL16070D patent/NL16070C/xx active
-
1924
- 1924-06-20 GB GB14926/24A patent/GB240213A/en not_active Expired
-
1925
- 1925-05-18 FR FR598354D patent/FR598354A/fr not_active Expired
- 1925-05-26 US US33049A patent/US1608317A/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| GB240213A (en) | 1925-09-21 |
| US1608317A (en) | 1926-11-23 |
| FR598354A (fr) | 1925-12-15 |