SE382886B - Sett for framstellning av en katod for ett elektriskt urladdningsror - Google Patents

Sett for framstellning av en katod for ett elektriskt urladdningsror

Info

Publication number
SE382886B
SE382886B SE7307402A SE7307402A SE382886B SE 382886 B SE382886 B SE 382886B SE 7307402 A SE7307402 A SE 7307402A SE 7307402 A SE7307402 A SE 7307402A SE 382886 B SE382886 B SE 382886B
Authority
SE
Sweden
Prior art keywords
kit
ruber
url
charge
electric
Prior art date
Application number
SE7307402A
Other languages
English (en)
Inventor
Stratum A J A Van
N K Mitra
Original Assignee
Philips Nv
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Philips Nv filed Critical Philips Nv
Publication of SE382886B publication Critical patent/SE382886B/sv

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
SE7307402A 1972-05-30 1973-05-25 Sett for framstellning av en katod for ett elektriskt urladdningsror SE382886B (sv)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL7207275A NL167796C (nl) 1972-05-30 1972-05-30 Werkwijze voor het vervaardigen van een met lanthaanhexaboride geactiveerde kathode voor een elektrische ontladingsbuis.

Publications (1)

Publication Number Publication Date
SE382886B true SE382886B (sv) 1976-02-16

Family

ID=19816153

Family Applications (1)

Application Number Title Priority Date Filing Date
SE7307402A SE382886B (sv) 1972-05-30 1973-05-25 Sett for framstellning av en katod for ett elektriskt urladdningsror

Country Status (9)

Country Link
US (1) US3833494A (sv)
JP (1) JPS5524224B2 (sv)
CA (1) CA994280A (sv)
CH (1) CH574677A5 (sv)
DE (1) DE2325273C3 (sv)
FR (1) FR2186725B1 (sv)
GB (1) GB1378620A (sv)
NL (1) NL167796C (sv)
SE (1) SE382886B (sv)

Families Citing this family (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5128475A (ja) * 1974-09-04 1976-03-10 Hitachi Ltd Magunetoroninkyokukotai
US4019081A (en) * 1974-10-25 1977-04-19 Bbc Brown Boveri & Company Limited Reaction cathode
JPS6040133B2 (ja) * 1975-04-10 1985-09-09 科学技術庁無機材質研究所長 熱電子放射用陰極の製造方法
US4055780A (en) * 1975-04-10 1977-10-25 National Institute For Researches In Inorganic Materials Thermionic emission cathode having a tip of a single crystal of lanthanum hexaboride
JPS5231651A (en) * 1975-09-04 1977-03-10 Natl Inst For Res In Inorg Mater Scan-type electron microscope
JPS5231652A (en) * 1975-09-04 1977-03-10 Natl Inst For Res In Inorg Mater Electron microscope
US4054946A (en) * 1976-09-28 1977-10-18 Bell Telephone Laboratories, Incorporated Electron source of a single crystal of lanthanum hexaboride emitting surface of (110) crystal plane
JPS57196443A (en) * 1981-05-29 1982-12-02 Denki Kagaku Kogyo Kk Manufacture of hot cathode
GB2117795A (en) * 1982-04-06 1983-10-19 Standard Telephones Cables Ltd Fabricating capacitors; forming ceramic films
GB8611967D0 (en) * 1986-05-16 1986-10-29 English Electric Valve Co Ltd Directly heated cathodes
JPS6489242A (en) * 1987-09-30 1989-04-03 Mitsubishi Electric Corp Electrode for discharge light source
DE4026297A1 (de) * 1990-08-20 1992-02-27 Siemens Ag Roentgenanordnung
DE4026298A1 (de) * 1990-08-20 1992-02-27 Siemens Ag Roentgenroehre mit einem elektronenemitter
DE4026299A1 (de) * 1990-08-20 1992-02-27 Siemens Ag Roentgenanordnung mit einem roentgenstrahler
DE4026301A1 (de) * 1990-08-20 1992-02-27 Siemens Ag Elektronenemitter einer roentgenroehre
DE4026300A1 (de) * 1990-08-20 1992-02-27 Siemens Ag Elektronenemitter einer roentgenroehre
DE10245392B3 (de) * 2002-09-28 2004-01-08 Vtd Vakuumtechnik Dresden Gmbh Rohrförmige Hohlkathode für hohe elektrische Leistungen
JP4951477B2 (ja) * 2006-12-04 2012-06-13 電気化学工業株式会社 電子放出源
EP1983546A1 (en) * 2007-04-20 2008-10-22 PANalytical B.V. X-ray cathode and tube
US8952605B2 (en) * 2012-07-03 2015-02-10 National Institute For Materials Science Metal hexaboride cold field emitter, method of fabricating same, and electron gun
CN104223613B (zh) 2014-09-26 2016-09-28 京东方科技集团股份有限公司 智能手环显示控制系统及智能手环

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3312856A (en) * 1963-03-26 1967-04-04 Gen Electric Rhenium supported metallic boride cathode emitters
US3498897A (en) * 1967-07-25 1970-03-03 Ford Motor Co Method for manufacturing multilayered product
US3630770A (en) * 1969-04-30 1971-12-28 Gen Electric Method for fabricating lanthanum boride cathodes

Also Published As

Publication number Publication date
DE2325273C3 (de) 1981-07-09
NL167796B (nl) 1981-08-17
NL7207275A (sv) 1973-12-04
FR2186725B1 (sv) 1976-09-17
GB1378620A (en) 1974-12-27
CA994280A (en) 1976-08-03
JPS5524224B2 (sv) 1980-06-27
CH574677A5 (sv) 1976-04-15
DE2325273A1 (de) 1973-12-13
FR2186725A1 (sv) 1974-01-11
DE2325273B2 (de) 1980-09-04
NL167796C (nl) 1982-01-18
JPS4944661A (sv) 1974-04-26
US3833494A (en) 1974-09-03

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