CN101423219A - Polycrystalline silicon purification or silicon liquid leakage defense device of ingot furnace - Google Patents
Polycrystalline silicon purification or silicon liquid leakage defense device of ingot furnace Download PDFInfo
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- CN101423219A CN101423219A CNA2008102028190A CN200810202819A CN101423219A CN 101423219 A CN101423219 A CN 101423219A CN A2008102028190 A CNA2008102028190 A CN A2008102028190A CN 200810202819 A CN200810202819 A CN 200810202819A CN 101423219 A CN101423219 A CN 101423219A
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- platform
- silicon liquid
- diversion trench
- liquid leakage
- ingot furnace
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Claims (10)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN2008102028190A CN101423219B (en) | 2008-11-17 | 2008-11-17 | Polycrystalline silicon purification or silicon liquid leakage defense device of ingot furnace |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN2008102028190A CN101423219B (en) | 2008-11-17 | 2008-11-17 | Polycrystalline silicon purification or silicon liquid leakage defense device of ingot furnace |
Publications (2)
Publication Number | Publication Date |
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CN101423219A true CN101423219A (en) | 2009-05-06 |
CN101423219B CN101423219B (en) | 2010-12-08 |
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN2008102028190A Expired - Fee Related CN101423219B (en) | 2008-11-17 | 2008-11-17 | Polycrystalline silicon purification or silicon liquid leakage defense device of ingot furnace |
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CN (1) | CN101423219B (en) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101592440B (en) * | 2009-07-17 | 2011-03-16 | 龙岩市龙创硅业有限公司 | Leak-proof protection device of vacuum furnace and formula and preparation process thereof |
CN102383183A (en) * | 2011-11-04 | 2012-03-21 | 湖南顶立科技有限公司 | Crystalline silicon ingot casting furnace |
CN103370451A (en) * | 2011-02-07 | 2013-10-23 | 信越半导体股份有限公司 | Single crystal production apparatus and single crystal production method |
-
2008
- 2008-11-17 CN CN2008102028190A patent/CN101423219B/en not_active Expired - Fee Related
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101592440B (en) * | 2009-07-17 | 2011-03-16 | 龙岩市龙创硅业有限公司 | Leak-proof protection device of vacuum furnace and formula and preparation process thereof |
CN103370451A (en) * | 2011-02-07 | 2013-10-23 | 信越半导体股份有限公司 | Single crystal production apparatus and single crystal production method |
CN103370451B (en) * | 2011-02-07 | 2016-04-27 | 信越半导体股份有限公司 | Single-crystal manufacturing apparatus and monocrystalline manufacture method |
US9422635B2 (en) | 2011-02-07 | 2016-08-23 | Shin-Etsu Handotai Co., Ltd. | Single crystal production apparatus and single crystal production method having pedestal with grooves |
CN102383183A (en) * | 2011-11-04 | 2012-03-21 | 湖南顶立科技有限公司 | Crystalline silicon ingot casting furnace |
Also Published As
Publication number | Publication date |
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CN101423219B (en) | 2010-12-08 |
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Legal Events
Date | Code | Title | Description |
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C06 | Publication | ||
PB01 | Publication | ||
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
EE01 | Entry into force of recordation of patent licensing contract |
Assignee: Jiangsu strong Photovoltaic Technology Co., Ltd. Assignor: Shanghai Pro Entergy Technology Co., Ltd. Contract record no.: 2012320000363 Denomination of invention: Polycrystalline silicon purification or silicon liquid leakage defense device of ingot furnace Granted publication date: 20101208 License type: Exclusive License Open date: 20090506 Record date: 20120330 |
|
C17 | Cessation of patent right | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20101208 Termination date: 20131117 |