JPS5447141A - Heating unit - Google Patents

Heating unit

Info

Publication number
JPS5447141A
JPS5447141A JP11350577A JP11350577A JPS5447141A JP S5447141 A JPS5447141 A JP S5447141A JP 11350577 A JP11350577 A JP 11350577A JP 11350577 A JP11350577 A JP 11350577A JP S5447141 A JPS5447141 A JP S5447141A
Authority
JP
Japan
Prior art keywords
heating unit
casting
blow holes
carbon
occurrence
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
JP11350577A
Other languages
English (en)
Inventor
Kazunobu Yamada
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.)
Panasonic Holdings Corp
Original Assignee
Matsushita Electric Industrial Co 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 Matsushita Electric Industrial Co Ltd filed Critical Matsushita Electric Industrial Co Ltd
Priority to JP11350577A priority Critical patent/JPS5447141A/ja
Publication of JPS5447141A publication Critical patent/JPS5447141A/ja
Pending legal-status Critical Current

Links

JP11350577A 1977-09-20 1977-09-20 Heating unit Pending JPS5447141A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP11350577A JPS5447141A (en) 1977-09-20 1977-09-20 Heating unit

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP11350577A JPS5447141A (en) 1977-09-20 1977-09-20 Heating unit

Publications (1)

Publication Number Publication Date
JPS5447141A true JPS5447141A (en) 1979-04-13

Family

ID=14614019

Family Applications (1)

Application Number Title Priority Date Filing Date
JP11350577A Pending JPS5447141A (en) 1977-09-20 1977-09-20 Heating unit

Country Status (1)

Country Link
JP (1) JPS5447141A (ja)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60216486A (ja) * 1984-04-11 1985-10-29 三菱電機株式会社 発熱体の製造方法

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4932922U (ja) * 1972-06-21 1974-03-22

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4932922U (ja) * 1972-06-21 1974-03-22

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60216486A (ja) * 1984-04-11 1985-10-29 三菱電機株式会社 発熱体の製造方法

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