JPS6457635U - - Google Patents

Info

Publication number
JPS6457635U
JPS6457635U JP15218787U JP15218787U JPS6457635U JP S6457635 U JPS6457635 U JP S6457635U JP 15218787 U JP15218787 U JP 15218787U JP 15218787 U JP15218787 U JP 15218787U JP S6457635 U JPS6457635 U JP S6457635U
Authority
JP
Japan
Prior art keywords
quartz
tube
quartz tube
covers
peripheral surface
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
JP15218787U
Other languages
English (en)
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 filed Critical
Priority to JP15218787U priority Critical patent/JPS6457635U/ja
Publication of JPS6457635U publication Critical patent/JPS6457635U/ja
Pending legal-status Critical Current

Links

Description

【図面の簡単な説明】
第1図は本考案の一実施例に係る炉芯管を適用
した熱処理炉の縦断面図、第2図は各部材の分光
透過率特性図、第3図は従来の熱処理炉の縦断面
図、第4図は従来の熱処理時の温度の時間変化を
示す線図である。 図中、6……炉芯管、6a……石英管、6b…
…コーテイング部。

Claims (1)

  1. 【実用新案登録請求の範囲】 石英管と、 近赤外線を良好に透過させ且つ石英より熱伝導
    率が高い高融点の部材から成り、上記石英管の外
    周面を被覆しているコーテイング部とを備えた炉
    芯管。
JP15218787U 1987-10-06 1987-10-06 Pending JPS6457635U (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP15218787U JPS6457635U (ja) 1987-10-06 1987-10-06

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP15218787U JPS6457635U (ja) 1987-10-06 1987-10-06

Publications (1)

Publication Number Publication Date
JPS6457635U true JPS6457635U (ja) 1989-04-10

Family

ID=31426889

Family Applications (1)

Application Number Title Priority Date Filing Date
JP15218787U Pending JPS6457635U (ja) 1987-10-06 1987-10-06

Country Status (1)

Country Link
JP (1) JPS6457635U (ja)

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS61266335A (ja) * 1985-05-21 1986-11-26 Toshiba Ceramics Co Ltd 半導体製造用炉芯管とその製造方法
JPS6294925A (ja) * 1985-10-21 1987-05-01 Nec Corp 熱処理装置

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS61266335A (ja) * 1985-05-21 1986-11-26 Toshiba Ceramics Co Ltd 半導体製造用炉芯管とその製造方法
JPS6294925A (ja) * 1985-10-21 1987-05-01 Nec Corp 熱処理装置

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