JPS54149565A - Manufacture of heater for electron tube - Google Patents

Manufacture of heater for electron tube

Info

Publication number
JPS54149565A
JPS54149565A JP5763978A JP5763978A JPS54149565A JP S54149565 A JPS54149565 A JP S54149565A JP 5763978 A JP5763978 A JP 5763978A JP 5763978 A JP5763978 A JP 5763978A JP S54149565 A JPS54149565 A JP S54149565A
Authority
JP
Japan
Prior art keywords
powder
alumina
suspension
sintered
sintering
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
JP5763978A
Other languages
English (en)
Japanese (ja)
Other versions
JPS6315694B2 (de
Inventor
Kazuo Shirohashi
Rokuro Tsuji
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 JP5763978A priority Critical patent/JPS54149565A/ja
Publication of JPS54149565A publication Critical patent/JPS54149565A/ja
Publication of JPS6315694B2 publication Critical patent/JPS6315694B2/ja
Granted legal-status Critical Current

Links

JP5763978A 1978-05-17 1978-05-17 Manufacture of heater for electron tube Granted JPS54149565A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP5763978A JPS54149565A (en) 1978-05-17 1978-05-17 Manufacture of heater for electron tube

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP5763978A JPS54149565A (en) 1978-05-17 1978-05-17 Manufacture of heater for electron tube

Publications (2)

Publication Number Publication Date
JPS54149565A true JPS54149565A (en) 1979-11-22
JPS6315694B2 JPS6315694B2 (de) 1988-04-06

Family

ID=13061452

Family Applications (1)

Application Number Title Priority Date Filing Date
JP5763978A Granted JPS54149565A (en) 1978-05-17 1978-05-17 Manufacture of heater for electron tube

Country Status (1)

Country Link
JP (1) JPS54149565A (de)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59132537A (ja) * 1983-01-19 1984-07-30 Hitachi Ltd 傍熱形陰極用ダ−クヒ−タの製造方法

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS51139251A (en) * 1975-05-28 1976-12-01 Hitachi Ltd Method of manufacturing black heater

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS51139251A (en) * 1975-05-28 1976-12-01 Hitachi Ltd Method of manufacturing black heater

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59132537A (ja) * 1983-01-19 1984-07-30 Hitachi Ltd 傍熱形陰極用ダ−クヒ−タの製造方法

Also Published As

Publication number Publication date
JPS6315694B2 (de) 1988-04-06

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