CN1094249C - 电子管的两层式阴极及其制造方法 - Google Patents
电子管的两层式阴极及其制造方法 Download PDFInfo
- Publication number
- CN1094249C CN1094249C CN 99121782 CN99121782A CN1094249C CN 1094249 C CN1094249 C CN 1094249C CN 99121782 CN99121782 CN 99121782 CN 99121782 A CN99121782 A CN 99121782A CN 1094249 C CN1094249 C CN 1094249C
- Authority
- CN
- China
- Prior art keywords
- layer
- cathode
- electron emission
- earth metal
- electron tube
- 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 - Fee Related
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- 238000004519 manufacturing process Methods 0.000 title claims abstract description 19
- 229910000287 alkaline earth metal oxide Inorganic materials 0.000 claims abstract description 27
- WFKWXMTUELFFGS-UHFFFAOYSA-N tungsten Chemical compound [W] WFKWXMTUELFFGS-UHFFFAOYSA-N 0.000 claims abstract description 22
- 239000000725 suspension Substances 0.000 claims abstract description 6
- 239000000758 substrate Substances 0.000 claims description 26
- QVQLCTNNEUAWMS-UHFFFAOYSA-N barium oxide Chemical compound [Ba]=O QVQLCTNNEUAWMS-UHFFFAOYSA-N 0.000 claims description 22
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical group [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 claims description 21
- 229910001404 rare earth metal oxide Inorganic materials 0.000 claims description 14
- HYXGAEYDKFCVMU-UHFFFAOYSA-N scandium oxide Chemical compound O=[Sc]O[Sc]=O HYXGAEYDKFCVMU-UHFFFAOYSA-N 0.000 claims description 13
- 239000003638 chemical reducing agent Substances 0.000 claims description 12
- IATRAKWUXMZMIY-UHFFFAOYSA-N strontium oxide Chemical compound [O-2].[Sr+2] IATRAKWUXMZMIY-UHFFFAOYSA-N 0.000 claims description 12
- 229910052759 nickel Inorganic materials 0.000 claims description 9
- 238000010438 heat treatment Methods 0.000 claims description 8
- 229910052749 magnesium Inorganic materials 0.000 claims description 8
- 239000011777 magnesium Substances 0.000 claims description 8
- 229910052710 silicon Inorganic materials 0.000 claims description 8
- ODINCKMPIJJUCX-UHFFFAOYSA-N calcium oxide Inorganic materials [Ca]=O ODINCKMPIJJUCX-UHFFFAOYSA-N 0.000 claims description 7
- 239000000292 calcium oxide Substances 0.000 claims description 7
- 238000000034 method Methods 0.000 claims description 6
- FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 claims description 5
- BRPQOXSCLDDYGP-UHFFFAOYSA-N calcium oxide Chemical compound [O-2].[Ca+2] BRPQOXSCLDDYGP-UHFFFAOYSA-N 0.000 claims description 5
- 239000010703 silicon Substances 0.000 claims description 5
- 239000007921 spray Substances 0.000 claims description 3
- 238000005984 hydrogenation reaction Methods 0.000 claims description 2
- 239000000463 material Substances 0.000 abstract description 8
- 229910052788 barium Inorganic materials 0.000 description 9
- DSAJWYNOEDNPEQ-UHFFFAOYSA-N barium atom Chemical compound [Ba] DSAJWYNOEDNPEQ-UHFFFAOYSA-N 0.000 description 9
- 229910052751 metal Inorganic materials 0.000 description 9
- 239000002184 metal Substances 0.000 description 9
- 229910052721 tungsten Inorganic materials 0.000 description 7
- 239000010937 tungsten Substances 0.000 description 7
- 238000009792 diffusion process Methods 0.000 description 6
- 229910004283 SiO 4 Inorganic materials 0.000 description 5
- 238000006243 chemical reaction Methods 0.000 description 5
- 230000004888 barrier function Effects 0.000 description 4
- 238000007664 blowing Methods 0.000 description 3
- 230000007547 defect Effects 0.000 description 3
- 238000004544 sputter deposition Methods 0.000 description 3
- 238000002207 thermal evaporation Methods 0.000 description 3
- VTYYLEPIZMXCLO-UHFFFAOYSA-L Calcium carbonate Chemical compound [Ca+2].[O-]C([O-])=O VTYYLEPIZMXCLO-UHFFFAOYSA-L 0.000 description 2
- ZOKXTWBITQBERF-UHFFFAOYSA-N Molybdenum Chemical compound [Mo] ZOKXTWBITQBERF-UHFFFAOYSA-N 0.000 description 2
- 239000011248 coating agent Substances 0.000 description 2
- 238000000576 coating method Methods 0.000 description 2
- 238000000354 decomposition reaction Methods 0.000 description 2
- 230000007423 decrease Effects 0.000 description 2
- 229910052750 molybdenum Inorganic materials 0.000 description 2
- 239000011733 molybdenum Substances 0.000 description 2
- 238000000465 moulding Methods 0.000 description 2
- 229910052706 scandium Inorganic materials 0.000 description 2
- 238000005245 sintering Methods 0.000 description 2
- BVKZGUZCCUSVTD-UHFFFAOYSA-L Carbonate Chemical compound [O-]C([O-])=O BVKZGUZCCUSVTD-UHFFFAOYSA-L 0.000 description 1
- 229910004298 SiO 2 Inorganic materials 0.000 description 1
- 238000001994 activation Methods 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- AYJRCSIUFZENHW-UHFFFAOYSA-L barium carbonate Inorganic materials [Ba+2].[O-]C([O-])=O AYJRCSIUFZENHW-UHFFFAOYSA-L 0.000 description 1
- 239000011230 binding agent Substances 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 229910052791 calcium Inorganic materials 0.000 description 1
- 239000011575 calcium Substances 0.000 description 1
- 229910000019 calcium carbonate Inorganic materials 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000008030 elimination Effects 0.000 description 1
- 238000003379 elimination reaction Methods 0.000 description 1
- 229910001922 gold oxide Inorganic materials 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- -1 rare earth gold oxide Chemical class 0.000 description 1
- 229910052761 rare earth metal Inorganic materials 0.000 description 1
- 150000003839 salts Chemical class 0.000 description 1
- SIXSYDAISGFNSX-UHFFFAOYSA-N scandium atom Chemical compound [Sc] SIXSYDAISGFNSX-UHFFFAOYSA-N 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
- 239000002904 solvent Substances 0.000 description 1
- 229910052712 strontium Inorganic materials 0.000 description 1
- CIOAGBVUUVVLOB-UHFFFAOYSA-N strontium atom Chemical compound [Sr] CIOAGBVUUVVLOB-UHFFFAOYSA-N 0.000 description 1
- 229910000018 strontium carbonate Inorganic materials 0.000 description 1
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Abstract
Description
Claims (21)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN 99121782 CN1094249C (zh) | 1999-10-11 | 1999-10-11 | 电子管的两层式阴极及其制造方法 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN 99121782 CN1094249C (zh) | 1999-10-11 | 1999-10-11 | 电子管的两层式阴极及其制造方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1292566A CN1292566A (zh) | 2001-04-25 |
CN1094249C true CN1094249C (zh) | 2002-11-13 |
Family
ID=5282121
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN 99121782 Expired - Fee Related CN1094249C (zh) | 1999-10-11 | 1999-10-11 | 电子管的两层式阴极及其制造方法 |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN1094249C (zh) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN100397546C (zh) * | 2003-04-11 | 2008-06-25 | 中国科学院电子学研究所 | 基于钨纤维的浸渍钡钨阴极及制备方法 |
CN101075515B (zh) * | 2007-06-28 | 2011-09-07 | 北京工业大学 | 高电流密度异形束电子源 |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2833406A1 (fr) * | 2001-12-10 | 2003-06-13 | Thomson Licensing Sa | Cathode pour tube a vide a duree de vie amelioree |
-
1999
- 1999-10-11 CN CN 99121782 patent/CN1094249C/zh not_active Expired - Fee Related
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN100397546C (zh) * | 2003-04-11 | 2008-06-25 | 中国科学院电子学研究所 | 基于钨纤维的浸渍钡钨阴极及制备方法 |
CN101075515B (zh) * | 2007-06-28 | 2011-09-07 | 北京工业大学 | 高电流密度异形束电子源 |
Also Published As
Publication number | Publication date |
---|---|
CN1292566A (zh) | 2001-04-25 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
C06 | Publication | ||
PB01 | Publication | ||
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
EE01 | Entry into force of recordation of patent licensing contract |
Assignee: CPT (Fuzhou) Co., Ltd. Assignor: CPT (Bermuda) Co., Ltd. Contract fulfillment period: In October 31, 2007, 5 years Contract record no.: 200210156 Denomination of invention: Two layer cathode of electron tube and preparation method thereof Granted publication date: 20021113 License type: Jiao Cha Record date: 20021231 |
|
LIC | Patent licence contract for exploitation submitted for record |
Free format text: LICENCE; TIME LIMIT OF IMPLEMENTING CONTACT: 2007.10.31, 5 YEARS Name of requester: CHUNGHWA PICTURE TUBES (FUZHOU) CO., LTD. Effective date: 20021231 |
|
C17 | Cessation of patent right | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20021113 Termination date: 20121011 |