JPH0183072U - - Google Patents

Info

Publication number
JPH0183072U
JPH0183072U JP1987175705U JP17570587U JPH0183072U JP H0183072 U JPH0183072 U JP H0183072U JP 1987175705 U JP1987175705 U JP 1987175705U JP 17570587 U JP17570587 U JP 17570587U JP H0183072 U JPH0183072 U JP H0183072U
Authority
JP
Japan
Prior art keywords
graphite crucible
vertically divided
side wall
single crystal
pulling device
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
JP1987175705U
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 JP1987175705U priority Critical patent/JPH0183072U/ja
Publication of JPH0183072U publication Critical patent/JPH0183072U/ja
Pending legal-status Critical Current

Links

Landscapes

  • Liquid Deposition Of Substances Of Which Semiconductor Devices Are Composed (AREA)
  • Crystals, And After-Treatments Of Crystals (AREA)

Description

【図面の簡単な説明】
第1図は本考案の単結晶引上装置用縦分割型黒
鉛ルツボの一例について、その上面説明図、第2
図は該黒鉛ルツボを第1図のA―A′線にて縦断
した縦断面説明図、第3図は該黒鉛ルツボの切断
面を有する側壁部分のみを拡大して示した部分説
明図である。 1……黒鉛ルツボ側壁、2……切断面により構
成される切断線。

Claims (1)

    【実用新案登録請求の範囲】
  1. 2個以上の部分片に縦断分割されている単結晶
    引上装置用縦分割型黒鉛ルツボにおいて、該縦断
    分割の切断面が少くとも側壁部において屈曲して
    いることを特徴とする単結晶引上装置用縦分割型
    黒鉛ルツボ。
JP1987175705U 1987-11-17 1987-11-17 Pending JPH0183072U (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1987175705U JPH0183072U (ja) 1987-11-17 1987-11-17

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1987175705U JPH0183072U (ja) 1987-11-17 1987-11-17

Publications (1)

Publication Number Publication Date
JPH0183072U true JPH0183072U (ja) 1989-06-02

Family

ID=31467490

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1987175705U Pending JPH0183072U (ja) 1987-11-17 1987-11-17

Country Status (1)

Country Link
JP (1) JPH0183072U (ja)

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5637293A (en) * 1979-09-05 1981-04-10 Ricoh Co Ltd Single crystal manufacturing refractory crucible
JPS58190892A (ja) * 1982-04-28 1983-11-07 Nippon Carbon Co Ltd シリコン単結晶引上げ用黒鉛るつぼ

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5637293A (en) * 1979-09-05 1981-04-10 Ricoh Co Ltd Single crystal manufacturing refractory crucible
JPS58190892A (ja) * 1982-04-28 1983-11-07 Nippon Carbon Co Ltd シリコン単結晶引上げ用黒鉛るつぼ

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