JPS5451470A - Method of producing lanthanum hexaboride hottcathode - Google Patents

Method of producing lanthanum hexaboride hottcathode

Info

Publication number
JPS5451470A
JPS5451470A JP11687477A JP11687477A JPS5451470A JP S5451470 A JPS5451470 A JP S5451470A JP 11687477 A JP11687477 A JP 11687477A JP 11687477 A JP11687477 A JP 11687477A JP S5451470 A JPS5451470 A JP S5451470A
Authority
JP
Japan
Prior art keywords
hottcathode
lanthanum hexaboride
producing lanthanum
producing
hexaboride
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
Application number
JP11687477A
Other languages
Japanese (ja)
Other versions
JPS6019098B2 (en
Inventor
Tetsuya Wada
Riyuuichi Terasaki
Hideo Hiraoka
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Denka Co Ltd
Original Assignee
Denki Kagaku Kogyo KK
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 Denki Kagaku Kogyo KK filed Critical Denki Kagaku Kogyo KK
Priority to JP52116874A priority Critical patent/JPS6019098B2/en
Publication of JPS5451470A publication Critical patent/JPS5451470A/en
Publication of JPS6019098B2 publication Critical patent/JPS6019098B2/en
Expired legal-status Critical Current

Links

Landscapes

  • Solid Thermionic Cathode (AREA)
JP52116874A 1977-09-30 1977-09-30 Manufacturing method of lanthanum hexaboride hot cathode Expired JPS6019098B2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP52116874A JPS6019098B2 (en) 1977-09-30 1977-09-30 Manufacturing method of lanthanum hexaboride hot cathode

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP52116874A JPS6019098B2 (en) 1977-09-30 1977-09-30 Manufacturing method of lanthanum hexaboride hot cathode

Publications (2)

Publication Number Publication Date
JPS5451470A true JPS5451470A (en) 1979-04-23
JPS6019098B2 JPS6019098B2 (en) 1985-05-14

Family

ID=14697760

Family Applications (1)

Application Number Title Priority Date Filing Date
JP52116874A Expired JPS6019098B2 (en) 1977-09-30 1977-09-30 Manufacturing method of lanthanum hexaboride hot cathode

Country Status (1)

Country Link
JP (1) JPS6019098B2 (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5760639A (en) * 1980-09-26 1982-04-12 Denki Kagaku Kogyo Kk Heat megative electrode consisting of single crystal of hexaboromide
CN100349687C (en) * 2004-08-08 2007-11-21 湖北汽车工业学院 Coated stick of spot welding electrode surface electric spark coating layer and its preparing method
EP1858047A1 (en) * 2005-01-14 2007-11-21 Denki Kagaku Kogyo Kabushiki Kaisha Electron source manufacturing method

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS61201098U (en) * 1985-06-04 1986-12-16

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5760639A (en) * 1980-09-26 1982-04-12 Denki Kagaku Kogyo Kk Heat megative electrode consisting of single crystal of hexaboromide
CN100349687C (en) * 2004-08-08 2007-11-21 湖北汽车工业学院 Coated stick of spot welding electrode surface electric spark coating layer and its preparing method
EP1858047A1 (en) * 2005-01-14 2007-11-21 Denki Kagaku Kogyo Kabushiki Kaisha Electron source manufacturing method
EP1858047A4 (en) * 2005-01-14 2008-10-15 Denki Kagaku Kogyo Kk Electron source manufacturing method
US7722425B2 (en) 2005-01-14 2010-05-25 Denki Kagaku Kogyo Kabushiki Kaisha Electron source manufacturing method

Also Published As

Publication number Publication date
JPS6019098B2 (en) 1985-05-14

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