JPS59191226A - 電子管などの陰極体の製造方法 - Google Patents
電子管などの陰極体の製造方法Info
- Publication number
- JPS59191226A JPS59191226A JP58066517A JP6651783A JPS59191226A JP S59191226 A JPS59191226 A JP S59191226A JP 58066517 A JP58066517 A JP 58066517A JP 6651783 A JP6651783 A JP 6651783A JP S59191226 A JPS59191226 A JP S59191226A
- Authority
- JP
- Japan
- Prior art keywords
- powder
- alkaline earth
- mixed
- earth carbonate
- cathode body
- 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.)
- Granted
Links
- 239000000843 powder Substances 0.000 claims abstract description 28
- 239000002184 metal Substances 0.000 claims abstract description 22
- 229910052751 metal Inorganic materials 0.000 claims abstract description 22
- BVKZGUZCCUSVTD-UHFFFAOYSA-L Carbonate Chemical compound [O-]C([O-])=O BVKZGUZCCUSVTD-UHFFFAOYSA-L 0.000 claims abstract description 20
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 claims abstract description 8
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 claims abstract description 8
- 239000001257 hydrogen Substances 0.000 claims abstract description 8
- 229910052739 hydrogen Inorganic materials 0.000 claims abstract description 8
- 239000002245 particle Substances 0.000 claims abstract description 8
- 238000010438 heat treatment Methods 0.000 claims abstract description 5
- 239000010953 base metal Substances 0.000 claims description 11
- 229910052788 barium Inorganic materials 0.000 claims description 7
- 239000000203 mixture Substances 0.000 claims description 5
- GUTLYIVDDKVIGB-UHFFFAOYSA-N cobalt atom Chemical compound [Co] GUTLYIVDDKVIGB-UHFFFAOYSA-N 0.000 claims description 4
- DSAJWYNOEDNPEQ-UHFFFAOYSA-N barium atom Chemical compound [Ba] DSAJWYNOEDNPEQ-UHFFFAOYSA-N 0.000 claims description 3
- 239000011812 mixed powder Substances 0.000 claims description 2
- 238000000151 deposition Methods 0.000 claims 1
- 229910052759 nickel Inorganic materials 0.000 claims 1
- 239000000725 suspension Substances 0.000 abstract description 4
- DKPFZGUDAPQIHT-UHFFFAOYSA-N Butyl acetate Natural products CCCCOC(C)=O DKPFZGUDAPQIHT-UHFFFAOYSA-N 0.000 abstract description 3
- 239000000020 Nitrocellulose Substances 0.000 abstract description 3
- FUZZWVXGSFPDMH-UHFFFAOYSA-N hexanoic acid Chemical compound CCCCCC(O)=O FUZZWVXGSFPDMH-UHFFFAOYSA-N 0.000 abstract description 3
- 229920001220 nitrocellulos Polymers 0.000 abstract description 3
- 239000011248 coating agent Substances 0.000 abstract description 2
- 238000000576 coating method Methods 0.000 abstract description 2
- 239000000758 substrate Substances 0.000 abstract 2
- 239000000126 substance Substances 0.000 abstract 1
- QVQLCTNNEUAWMS-UHFFFAOYSA-N barium oxide Inorganic materials [Ba]=O QVQLCTNNEUAWMS-UHFFFAOYSA-N 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 239000011206 ternary composite Substances 0.000 description 3
- MYMOFIZGZYHOMD-UHFFFAOYSA-N Dioxygen Chemical compound O=O MYMOFIZGZYHOMD-UHFFFAOYSA-N 0.000 description 2
- 239000002253 acid Substances 0.000 description 2
- 230000032683 aging Effects 0.000 description 2
- 239000002131 composite material Substances 0.000 description 2
- 229910001882 dioxygen Inorganic materials 0.000 description 2
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000010894 electron beam technology Methods 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
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
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Electrodes For Cathode-Ray Tubes (AREA)
- Solid Thermionic Cathode (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP58066517A JPS59191226A (ja) | 1983-04-13 | 1983-04-13 | 電子管などの陰極体の製造方法 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP58066517A JPS59191226A (ja) | 1983-04-13 | 1983-04-13 | 電子管などの陰極体の製造方法 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS59191226A true JPS59191226A (ja) | 1984-10-30 |
| JPH0318287B2 JPH0318287B2 (enrdf_load_stackoverflow) | 1991-03-12 |
Family
ID=13318123
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP58066517A Granted JPS59191226A (ja) | 1983-04-13 | 1983-04-13 | 電子管などの陰極体の製造方法 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS59191226A (enrdf_load_stackoverflow) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4864187A (en) * | 1985-05-25 | 1989-09-05 | Mitsubishi Denki Kabushiki Kaisha | Cathode for electron tube and manufacturing method thereof |
| JPH04274128A (ja) * | 1990-11-02 | 1992-09-30 | Samsung Electron Devices Co Ltd | 熱電子放出フィラメントの熱電子放出物質コーティング方法 |
| KR20020063327A (ko) * | 2001-01-27 | 2002-08-03 | 삼성에스디아이 주식회사 | 금속 음극 및 이를 구비한 방열형 음극구조체 |
| KR100768183B1 (ko) * | 2001-10-30 | 2007-10-17 | 삼성에스디아이 주식회사 | 전자총 캐소드의 펠렛 제조 방법 |
| JP2007307670A (ja) * | 2006-05-19 | 2007-11-29 | Imao Corporation:Kk | クランプ装置 |
-
1983
- 1983-04-13 JP JP58066517A patent/JPS59191226A/ja active Granted
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4864187A (en) * | 1985-05-25 | 1989-09-05 | Mitsubishi Denki Kabushiki Kaisha | Cathode for electron tube and manufacturing method thereof |
| JPH04274128A (ja) * | 1990-11-02 | 1992-09-30 | Samsung Electron Devices Co Ltd | 熱電子放出フィラメントの熱電子放出物質コーティング方法 |
| KR20020063327A (ko) * | 2001-01-27 | 2002-08-03 | 삼성에스디아이 주식회사 | 금속 음극 및 이를 구비한 방열형 음극구조체 |
| KR100768183B1 (ko) * | 2001-10-30 | 2007-10-17 | 삼성에스디아이 주식회사 | 전자총 캐소드의 펠렛 제조 방법 |
| JP2007307670A (ja) * | 2006-05-19 | 2007-11-29 | Imao Corporation:Kk | クランプ装置 |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0318287B2 (enrdf_load_stackoverflow) | 1991-03-12 |
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