JPS59103766U - Crucible for single crystal pulling furnace - Google Patents

Crucible for single crystal pulling furnace

Info

Publication number
JPS59103766U
JPS59103766U JP19940882U JP19940882U JPS59103766U JP S59103766 U JPS59103766 U JP S59103766U JP 19940882 U JP19940882 U JP 19940882U JP 19940882 U JP19940882 U JP 19940882U JP S59103766 U JPS59103766 U JP S59103766U
Authority
JP
Japan
Prior art keywords
crucible
single crystal
crystal pulling
pulling furnace
refractory
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
JP19940882U
Other languages
Japanese (ja)
Inventor
小見　忠雄
一博 山田
Original Assignee
株式会社東芝
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 株式会社東芝 filed Critical 株式会社東芝
Priority to JP19940882U priority Critical patent/JPS59103766U/en
Publication of JPS59103766U publication Critical patent/JPS59103766U/en
Pending legal-status Critical Current

Links

Landscapes

  • Crystals, And After-Treatments Of Crystals (AREA)
  • Crucibles And Fluidized-Bed Furnaces (AREA)

Abstract

(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

【図面の簡単な説明】[Brief explanation of drawings]

第１図ａ及びｂは何れも従来の単結晶引上炉用坩堝を春
わす。第２図はこの考案の実施例坩堝を表わす。第３図
及び第５図は炉内各坩堝中心のメルト面からの温度分布
を示す。 １・・・ｐｔ坩堝、２・・・貴金属性円環、３．３’。 ３０・・・アフターヒータ、４，４１．４２・・・耐火
性リング、５・・・耐火坩堝、６・・・試料、１・・・
シーｒ（種結晶）、８・・・育成単結晶、９・・・耐火
性充填材。 −−″　第３図　− −第４図　　　−In both FIGS. 1a and 1b, a conventional single-crystal pulling furnace crucible is spun. FIG. 2 shows an embodiment of this invention. 3 and 5 show the temperature distribution from the melt surface at the center of each crucible in the furnace. 1... PT crucible, 2... Noble metal ring, 3.3'. 30... After heater, 4, 41.42... Fireproof ring, 5... Fireproof crucible, 6... Sample, 1...
Sea r (seed crystal), 8...Growing single crystal, 9...Refractory filler. −−″ Fig. 3 − −Fig. 4 −

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 貴金属坩堝を、耐火坩堝内に耐火性充填材を介して配置
し、充填材表面に耐火性リングをおいてアフターヒータ
を載置する型の単結晶引上炉用坩堝におＣ１て、充填材
表面におかれる耐火性リングが、貴金属性円環を介挿し
た積層体をなしているものであることを特徴とする単結
晶引上炉用坩堝。A precious metal crucible is placed in a refractory crucible via a refractory filler, and a refractory ring is placed on the surface of the filler and an after-heater is placed in a crucible for a single crystal pulling furnace. A crucible for a single crystal pulling furnace, characterized in that a refractory ring placed on the surface forms a laminate with a precious metal ring interposed therein.
JP19940882U 1982-12-28 1982-12-28 Crucible for single crystal pulling furnace Pending JPS59103766U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP19940882U JPS59103766U (en) 1982-12-28 1982-12-28 Crucible for single crystal pulling furnace

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP19940882U JPS59103766U (en) 1982-12-28 1982-12-28 Crucible for single crystal pulling furnace

Publications (1)

Publication Number Publication Date
JPS59103766U true JPS59103766U (en) 1984-07-12

Family

ID=30424939

Family Applications (1)

Application Number Title Priority Date Filing Date
JP19940882U Pending JPS59103766U (en) 1982-12-28 1982-12-28 Crucible for single crystal pulling furnace

Country Status (1)

Country Link
JP (1) JPS59103766U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0580428A (en) * 1991-09-25 1993-04-02 Dainippon Screen Mfg Co Ltd Storage device for photosensitive plate

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0580428A (en) * 1991-09-25 1993-04-02 Dainippon Screen Mfg Co Ltd Storage device for photosensitive plate

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