DE3880035D1 - Oxydkathode. - Google Patents
Oxydkathode.Info
- Publication number
- DE3880035D1 DE3880035D1 DE8888201514T DE3880035T DE3880035D1 DE 3880035 D1 DE3880035 D1 DE 3880035D1 DE 8888201514 T DE8888201514 T DE 8888201514T DE 3880035 T DE3880035 T DE 3880035T DE 3880035 D1 DE3880035 D1 DE 3880035D1
- Authority
- DE
- Germany
- Prior art keywords
- oxyd
- cathode
- oxyd cathode
- 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
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J29/00—Details of cathode-ray tubes or of electron-beam tubes of the types covered by group H01J31/00
- H01J29/02—Electrodes; Screens; Mounting, supporting, spacing or insulating thereof
- H01J29/04—Cathodes
-
- 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
- H01J1/14—Solid thermionic cathodes characterised by the material
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
NL8701739A NL8701739A (nl) | 1987-07-23 | 1987-07-23 | Oxydekathode. |
Publications (2)
Publication Number | Publication Date |
---|---|
DE3880035D1 true DE3880035D1 (de) | 1993-05-13 |
DE3880035T2 DE3880035T2 (de) | 1993-09-30 |
Family
ID=19850363
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE88201514T Expired - Fee Related DE3880035T2 (de) | 1987-07-23 | 1988-07-14 | Oxydkathode. |
Country Status (7)
Country | Link |
---|---|
US (1) | US5146131A (de) |
EP (1) | EP0300568B1 (de) |
JP (1) | JP2760512B2 (de) |
KR (1) | KR970007526B1 (de) |
CN (1) | CN1018219B (de) |
DE (1) | DE3880035T2 (de) |
NL (1) | NL8701739A (de) |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100294485B1 (ko) * | 1993-08-24 | 2001-09-17 | 김순택 | 산화물음극 |
KR100200661B1 (ko) * | 1994-10-12 | 1999-06-15 | 손욱 | 전자관용 음극 |
US5982083A (en) * | 1995-02-23 | 1999-11-09 | Samsung Display Devices Co., Ltd. | Cathode for electron tube |
KR100366073B1 (ko) * | 1995-10-30 | 2003-03-06 | 삼성에스디아이 주식회사 | 전자관용음극 |
KR100249714B1 (ko) * | 1997-12-30 | 2000-03-15 | 손욱 | 전자총용 음극 |
US7652415B2 (en) * | 2005-10-20 | 2010-01-26 | General Electric Company | Electrode materials for electric lamps and methods of manufacture thereof |
US9238773B2 (en) | 2011-09-22 | 2016-01-19 | Lawrence Livermore National Security, Llc | Lutetium oxide-based transparent ceramic scintillators |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE880181C (de) * | 1951-11-17 | 1953-06-18 | British Driver Harris Company | Elektrodenelement fuer Vakuumroehren |
DE976106C (de) * | 1954-11-19 | 1963-02-28 | Siemens Ag | Mittelbar geheizte Kathode fuer elektrische Entladungsgefaesse |
US3719856A (en) * | 1971-05-19 | 1973-03-06 | O Koppius | Impregnants for dispenser cathodes |
NL175771B (nl) * | 1975-06-20 | 1984-07-16 | Philips Nv | Hogedrukgasontladingslamp en een werkwijze voor de vervaardiging hiervan. |
DE3467467D1 (en) * | 1983-09-30 | 1987-12-17 | Bbc Brown Boveri & Cie | Thermionic cathode capable of high emission for an electron tube, and method of manufacture |
US4675570A (en) * | 1984-04-02 | 1987-06-23 | Varian Associates, Inc. | Tungsten-iridium impregnated cathode |
KR900007751B1 (ko) * | 1985-05-25 | 1990-10-19 | 미쯔비시덴끼 가부시기가이샤 | 전자관 음극 및 그 제조방법 |
JPS6222347A (ja) * | 1985-07-19 | 1987-01-30 | Mitsubishi Electric Corp | 電子管用陰極 |
CA1270890A (en) * | 1985-07-19 | 1990-06-26 | Keiji Watanabe | Cathode for electron tube |
-
1987
- 1987-07-23 NL NL8701739A patent/NL8701739A/nl not_active Application Discontinuation
-
1988
- 1988-07-14 DE DE88201514T patent/DE3880035T2/de not_active Expired - Fee Related
- 1988-07-14 EP EP88201514A patent/EP0300568B1/de not_active Expired - Lifetime
- 1988-07-20 JP JP17933588A patent/JP2760512B2/ja not_active Expired - Fee Related
- 1988-07-20 CN CN88104518A patent/CN1018219B/zh not_active Expired
- 1988-07-20 KR KR1019880009043A patent/KR970007526B1/ko not_active IP Right Cessation
-
1991
- 1991-09-11 US US07/759,723 patent/US5146131A/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
KR890002955A (ko) | 1989-04-12 |
KR970007526B1 (ko) | 1997-05-10 |
DE3880035T2 (de) | 1993-09-30 |
EP0300568B1 (de) | 1993-04-07 |
US5146131A (en) | 1992-09-08 |
JPS6441137A (en) | 1989-02-13 |
NL8701739A (nl) | 1989-02-16 |
CN1018219B (zh) | 1992-09-09 |
JP2760512B2 (ja) | 1998-06-04 |
CN1030845A (zh) | 1989-02-01 |
EP0300568A1 (de) | 1989-01-25 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
FI883521A0 (fi) | Polykarbonatjalusidoerr i horisontala sektioner. | |
FI870537A0 (fi) | Pappersmaskinduk. | |
FI901494A0 (fi) | Lagringstabila yoghurtprodukter i aerosolform. | |
DE3880794D1 (de) | Scandatkathode. | |
FI880917A0 (fi) | Luftstyrningsdysa foer torkpartiet i en snabbgaoende pappersmaskin. | |
FI880065A0 (fi) | Foerfarande foer konferensfoerbindningar i datamaskinstyrda digitala telefonfoermedlingsanordningar. | |
FI884635A0 (fi) | En trappformig stoet-oeverlappsfog i en kaerna. | |
FI880853A0 (fi) | Tappningsraenna foer sodasmaelta i en sodapanna. | |
DE3880035D1 (de) | Oxydkathode. | |
DE3861543D1 (de) | Knickstab-anordnung. | |
FI872717A0 (fi) | Maetanordning foer radongas i jordmaon. | |
FI871493A0 (fi) | Banfoering i gruppmellanrummen i en maongcylindertork i en pappersmaskin. | |
FI883353A0 (fi) | Faeltavlaenkningskrets i en bilddisplayanordning. | |
FI885350A (fi) | Mjukloedbart tunnskikt i en- eller flerskiktig metallisering. | |
FI870705A0 (fi) | Reglerbar inloppslaoda i en pappersmaskin. | |
FI875690A0 (fi) | Torkparti i en pappersmaskin. | |
FI896312A0 (fi) | Golvkonstruktion i byggnad. | |
FI875271A0 (fi) | Pressparti i pappersmaskin. | |
DE3886400D1 (de) | Elektrode. | |
KR890005664U (ko) | 음극형 캐소우드 | |
DE3765429D1 (de) | Kathodenhaengeschienen. | |
FI872854A (fi) | Munstyckskonstruktion foer spridningsskruven i en upptagningsmaskin foer stycketorv. | |
FI871652A (fi) | Stomkonstruktion foer presspartiet i en pappersmaskin. | |
FI873578A0 (fi) | I boggiehjul ingripande transportanordning. | |
FI884621A (fi) | Fylld elektrod i traodform. |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8327 | Change in the person/name/address of the patent owner |
Owner name: PHILIPS ELECTRONICS N.V., EINDHOVEN, NL |
|
8339 | Ceased/non-payment of the annual fee |