JPS5318039A - Electric furnace - Google Patents

Electric furnace

Info

Publication number
JPS5318039A
JPS5318039A JP9135976A JP9135976A JPS5318039A JP S5318039 A JPS5318039 A JP S5318039A JP 9135976 A JP9135976 A JP 9135976A JP 9135976 A JP9135976 A JP 9135976A JP S5318039 A JPS5318039 A JP S5318039A
Authority
JP
Japan
Prior art keywords
electric furnace
heater
putting
protect
tube
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
JP9135976A
Other languages
Japanese (ja)
Inventor
Yasuo Tsukuda
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 JP9135976A priority Critical patent/JPS5318039A/en
Publication of JPS5318039A publication Critical patent/JPS5318039A/en
Pending legal-status Critical Current

Links

Abstract

PURPOSE: To protect a heater by means of putting a homogenous heat tube between the heater and a furnace core tube.
COPYRIGHT: (C)1978,JPO&Japio
JP9135976A 1976-08-02 1976-08-02 Electric furnace Pending JPS5318039A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP9135976A JPS5318039A (en) 1976-08-02 1976-08-02 Electric furnace

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP9135976A JPS5318039A (en) 1976-08-02 1976-08-02 Electric furnace

Publications (1)

Publication Number Publication Date
JPS5318039A true JPS5318039A (en) 1978-02-18

Family

ID=14024182

Family Applications (1)

Application Number Title Priority Date Filing Date
JP9135976A Pending JPS5318039A (en) 1976-08-02 1976-08-02 Electric furnace

Country Status (1)

Country Link
JP (1) JPS5318039A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH03279228A (en) * 1990-03-28 1991-12-10 Hoya Corp Device of producing molded article of glass

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH03279228A (en) * 1990-03-28 1991-12-10 Hoya Corp Device of producing molded article of glass

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