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JPS5330863A - Production of directly-heated cathode - Google Patents

Production of directly-heated cathode

Info

Publication number
JPS5330863A
JPS5330863A JP10488576A JP10488576A JPS5330863A JP S5330863 A JPS5330863 A JP S5330863A JP 10488576 A JP10488576 A JP 10488576A JP 10488576 A JP10488576 A JP 10488576A JP S5330863 A JPS5330863 A JP S5330863A
Authority
JP
Japan
Prior art keywords
production
directly
heated cathode
cathode
heated
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.)
Pending
Application number
JP10488576A
Other languages
Japanese (ja)
Inventor
Hisashi Ando
Hiroshi Shibuno
Hiroshi Sakamoto
Tetsuo Koyama
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.)
Hitachi Ltd
Original Assignee
Hitachi Ltd
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 Hitachi Ltd filed Critical Hitachi Ltd
Priority to JP10488576A priority Critical patent/JPS5330863A/en
Publication of JPS5330863A publication Critical patent/JPS5330863A/en
Pending legal-status Critical Current

Links

Landscapes

  • Solid-Phase Diffusion Into Metallic Material Surfaces (AREA)
  • Solid Thermionic Cathode (AREA)

Abstract

PURPOSE: To protect a cathode-which is used currently-from thermal deformation by using Ni-(5 to 65)% Co composite powder during the course of production of a directly-heated cathode.
COPYRIGHT: (C)1978,JPO&Japio
JP10488576A 1976-09-03 1976-09-03 Production of directly-heated cathode Pending JPS5330863A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP10488576A JPS5330863A (en) 1976-09-03 1976-09-03 Production of directly-heated cathode

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP10488576A JPS5330863A (en) 1976-09-03 1976-09-03 Production of directly-heated cathode

Publications (1)

Publication Number Publication Date
JPS5330863A true JPS5330863A (en) 1978-03-23

Family

ID=14392627

Family Applications (1)

Application Number Title Priority Date Filing Date
JP10488576A Pending JPS5330863A (en) 1976-09-03 1976-09-03 Production of directly-heated cathode

Country Status (1)

Country Link
JP (1) JPS5330863A (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5634706U (en) * 1979-08-23 1981-04-04
JPS57140922A (en) * 1981-01-26 1982-08-31 Indian Head Inc Variable filling rate fluid coupling with injected liquid collector
JP2003089863A (en) * 2001-09-18 2003-03-28 Ishikawajima Harima Heavy Ind Co Ltd Surface treatment method for Ni-based superalloy and Ni-based superalloy

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5634706U (en) * 1979-08-23 1981-04-04
JPS57140922A (en) * 1981-01-26 1982-08-31 Indian Head Inc Variable filling rate fluid coupling with injected liquid collector
JP2003089863A (en) * 2001-09-18 2003-03-28 Ishikawajima Harima Heavy Ind Co Ltd Surface treatment method for Ni-based superalloy and Ni-based superalloy

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