CN1292566A - 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
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- CN1292566A CN1292566A CN 99121782 CN99121782A CN1292566A CN 1292566 A CN1292566 A CN 1292566A CN 99121782 CN99121782 CN 99121782 CN 99121782 A CN99121782 A CN 99121782A CN 1292566 A CN1292566 A CN 1292566A
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- layer
- cathode
- oxide
- electron
- electron emission
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Abstract
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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 true CN1292566A (zh) | 2001-04-25 |
CN1094249C CN1094249C (zh) | 2002-11-13 |
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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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 |
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CN (1) | CN1094249C (zh) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN100418175C (zh) * | 2001-12-10 | 2008-09-10 | 汤姆森许可贸易公司 | 具有提高的寿命的阴极射线管的阴极 |
Families Citing this family (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 |
-
1999
- 1999-10-11 CN CN 99121782 patent/CN1094249C/zh not_active Expired - Fee Related
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN100418175C (zh) * | 2001-12-10 | 2008-09-10 | 汤姆森许可贸易公司 | 具有提高的寿命的阴极射线管的阴极 |
Also Published As
Publication number | Publication date |
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CN1094249C (zh) | 2002-11-13 |
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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 |