CN100595352C - 太阳能级多晶硅大锭的制备方法 - Google Patents
太阳能级多晶硅大锭的制备方法 Download PDFInfo
- Publication number
- CN100595352C CN100595352C CN200710009238A CN200710009238A CN100595352C CN 100595352 C CN100595352 C CN 100595352C CN 200710009238 A CN200710009238 A CN 200710009238A CN 200710009238 A CN200710009238 A CN 200710009238A CN 100595352 C CN100595352 C CN 100595352C
- Authority
- CN
- China
- Prior art keywords
- silicon
- holding furnace
- temperature
- polysilicon
- water
- 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.)
- Expired - Fee Related
Links
- 229910021420 polycrystalline silicon Inorganic materials 0.000 title claims abstract description 35
- 229920005591 polysilicon Polymers 0.000 title claims abstract description 34
- 238000000034 method Methods 0.000 title claims abstract description 17
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims abstract description 27
- 239000010439 graphite Substances 0.000 claims abstract description 27
- 229910002804 graphite Inorganic materials 0.000 claims abstract description 27
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 claims abstract description 25
- 229910052710 silicon Inorganic materials 0.000 claims abstract description 25
- 239000010703 silicon Substances 0.000 claims abstract description 25
- 239000012535 impurity Substances 0.000 claims abstract description 13
- ZOXJGFHDIHLPTG-UHFFFAOYSA-N Boron Chemical compound [B] ZOXJGFHDIHLPTG-UHFFFAOYSA-N 0.000 claims abstract description 10
- 229910052796 boron Inorganic materials 0.000 claims abstract description 10
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 claims abstract description 9
- 239000011574 phosphorus Substances 0.000 claims abstract description 9
- 229910052698 phosphorus Inorganic materials 0.000 claims abstract description 9
- 238000001816 cooling Methods 0.000 claims abstract 4
- XJKVPKYVPCWHFO-UHFFFAOYSA-N silicon;hydrate Chemical compound O.[Si] XJKVPKYVPCWHFO-UHFFFAOYSA-N 0.000 claims description 47
- 239000002210 silicon-based material Substances 0.000 claims description 23
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 22
- 230000006698 induction Effects 0.000 claims description 9
- AYJRCSIUFZENHW-UHFFFAOYSA-L barium carbonate Chemical compound [Ba+2].[O-]C([O-])=O AYJRCSIUFZENHW-UHFFFAOYSA-L 0.000 claims description 6
- 229910021538 borax Inorganic materials 0.000 claims description 5
- 239000004328 sodium tetraborate Substances 0.000 claims description 5
- 235000010339 sodium tetraborate Nutrition 0.000 claims description 5
- 239000002893 slag Substances 0.000 claims description 4
- 239000007788 liquid Substances 0.000 claims description 3
- NTHWMYGWWRZVTN-UHFFFAOYSA-N sodium silicate Chemical compound [Na+].[Na+].[O-][Si]([O-])=O NTHWMYGWWRZVTN-UHFFFAOYSA-N 0.000 claims description 3
- 238000002360 preparation method Methods 0.000 claims 10
- 238000002425 crystallisation Methods 0.000 claims 2
- 230000008025 crystallization Effects 0.000 claims 2
- 230000007423 decrease Effects 0.000 claims 2
- BPQQTUXANYXVAA-UHFFFAOYSA-N Orthosilicate Chemical compound [O-][Si]([O-])([O-])[O-] BPQQTUXANYXVAA-UHFFFAOYSA-N 0.000 claims 1
- 235000019353 potassium silicate Nutrition 0.000 claims 1
- 239000000843 powder Substances 0.000 claims 1
- 238000010438 heat treatment Methods 0.000 abstract description 20
- 229910052751 metal Inorganic materials 0.000 abstract description 13
- 239000002184 metal Substances 0.000 abstract description 13
- 239000003795 chemical substances by application Substances 0.000 abstract description 10
- 238000004321 preservation Methods 0.000 abstract 5
- 230000003247 decreasing effect Effects 0.000 abstract 1
- 239000002994 raw material Substances 0.000 abstract 1
- 238000005266 casting Methods 0.000 description 5
- 239000000378 calcium silicate Substances 0.000 description 4
- 229910052918 calcium silicate Inorganic materials 0.000 description 4
- OYACROKNLOSFPA-UHFFFAOYSA-N calcium;dioxido(oxo)silane Chemical compound [Ca+2].[O-][Si]([O-])=O OYACROKNLOSFPA-UHFFFAOYSA-N 0.000 description 4
- 238000005265 energy consumption Methods 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 3
- 238000007711 solidification Methods 0.000 description 3
- 230000008023 solidification Effects 0.000 description 3
- 230000003068 static effect Effects 0.000 description 3
- 239000004115 Sodium Silicate Substances 0.000 description 2
- 239000013078 crystal Substances 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000008018 melting Effects 0.000 description 2
- 238000002844 melting Methods 0.000 description 2
- 239000011148 porous material Substances 0.000 description 2
- 238000007670 refining Methods 0.000 description 2
- 229910052911 sodium silicate Inorganic materials 0.000 description 2
- 229910021422 solar-grade silicon Inorganic materials 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- HMDDXIMCDZRSNE-UHFFFAOYSA-N [C].[Si] Chemical compound [C].[Si] HMDDXIMCDZRSNE-UHFFFAOYSA-N 0.000 description 1
- HIVGXUNKSAJJDN-UHFFFAOYSA-N [Si].[P] Chemical compound [Si].[P] HIVGXUNKSAJJDN-UHFFFAOYSA-N 0.000 description 1
- 239000010425 asbestos Substances 0.000 description 1
- AYJRCSIUFZENHW-DEQYMQKBSA-L barium(2+);oxomethanediolate Chemical compound [Ba+2].[O-][14C]([O-])=O AYJRCSIUFZENHW-DEQYMQKBSA-L 0.000 description 1
- 239000011449 brick Substances 0.000 description 1
- 210000004027 cell Anatomy 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 210000001787 dendrite Anatomy 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 239000010453 quartz Substances 0.000 description 1
- 239000011819 refractory material Substances 0.000 description 1
- 229910052895 riebeckite Inorganic materials 0.000 description 1
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N silicon dioxide Inorganic materials O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
- B22D7/00—Casting ingots, e.g. from ferrous metals
-
- C—CHEMISTRY; METALLURGY
- C30—CRYSTAL GROWTH
- C30B—SINGLE-CRYSTAL GROWTH; UNIDIRECTIONAL SOLIDIFICATION OF EUTECTIC MATERIAL OR UNIDIRECTIONAL DEMIXING OF EUTECTOID MATERIAL; REFINING BY ZONE-MELTING OF MATERIAL; PRODUCTION OF A HOMOGENEOUS POLYCRYSTALLINE MATERIAL WITH DEFINED STRUCTURE; SINGLE CRYSTALS OR HOMOGENEOUS POLYCRYSTALLINE MATERIAL WITH DEFINED STRUCTURE; AFTER-TREATMENT OF SINGLE CRYSTALS OR A HOMOGENEOUS POLYCRYSTALLINE MATERIAL WITH DEFINED STRUCTURE; APPARATUS THEREFOR
- C30B11/00—Single-crystal growth by normal freezing or freezing under temperature gradient, e.g. Bridgman-Stockbarger method
-
- C—CHEMISTRY; METALLURGY
- C30—CRYSTAL GROWTH
- C30B—SINGLE-CRYSTAL GROWTH; UNIDIRECTIONAL SOLIDIFICATION OF EUTECTIC MATERIAL OR UNIDIRECTIONAL DEMIXING OF EUTECTOID MATERIAL; REFINING BY ZONE-MELTING OF MATERIAL; PRODUCTION OF A HOMOGENEOUS POLYCRYSTALLINE MATERIAL WITH DEFINED STRUCTURE; SINGLE CRYSTALS OR HOMOGENEOUS POLYCRYSTALLINE MATERIAL WITH DEFINED STRUCTURE; AFTER-TREATMENT OF SINGLE CRYSTALS OR A HOMOGENEOUS POLYCRYSTALLINE MATERIAL WITH DEFINED STRUCTURE; APPARATUS THEREFOR
- C30B11/00—Single-crystal growth by normal freezing or freezing under temperature gradient, e.g. Bridgman-Stockbarger method
- C30B11/002—Crucibles or containers for supporting the melt
-
- C—CHEMISTRY; METALLURGY
- C30—CRYSTAL GROWTH
- C30B—SINGLE-CRYSTAL GROWTH; UNIDIRECTIONAL SOLIDIFICATION OF EUTECTIC MATERIAL OR UNIDIRECTIONAL DEMIXING OF EUTECTOID MATERIAL; REFINING BY ZONE-MELTING OF MATERIAL; PRODUCTION OF A HOMOGENEOUS POLYCRYSTALLINE MATERIAL WITH DEFINED STRUCTURE; SINGLE CRYSTALS OR HOMOGENEOUS POLYCRYSTALLINE MATERIAL WITH DEFINED STRUCTURE; AFTER-TREATMENT OF SINGLE CRYSTALS OR A HOMOGENEOUS POLYCRYSTALLINE MATERIAL WITH DEFINED STRUCTURE; APPARATUS THEREFOR
- C30B11/00—Single-crystal growth by normal freezing or freezing under temperature gradient, e.g. Bridgman-Stockbarger method
- C30B11/006—Controlling or regulating
-
- C—CHEMISTRY; METALLURGY
- C30—CRYSTAL GROWTH
- C30B—SINGLE-CRYSTAL GROWTH; UNIDIRECTIONAL SOLIDIFICATION OF EUTECTIC MATERIAL OR UNIDIRECTIONAL DEMIXING OF EUTECTOID MATERIAL; REFINING BY ZONE-MELTING OF MATERIAL; PRODUCTION OF A HOMOGENEOUS POLYCRYSTALLINE MATERIAL WITH DEFINED STRUCTURE; SINGLE CRYSTALS OR HOMOGENEOUS POLYCRYSTALLINE MATERIAL WITH DEFINED STRUCTURE; AFTER-TREATMENT OF SINGLE CRYSTALS OR A HOMOGENEOUS POLYCRYSTALLINE MATERIAL WITH DEFINED STRUCTURE; APPARATUS THEREFOR
- C30B29/00—Single crystals or homogeneous polycrystalline material with defined structure characterised by the material or by their shape
- C30B29/02—Elements
- C30B29/06—Silicon
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10F—INORGANIC SEMICONDUCTOR DEVICES SENSITIVE TO INFRARED RADIATION, LIGHT, ELECTROMAGNETIC RADIATION OF SHORTER WAVELENGTH OR CORPUSCULAR RADIATION
- H10F10/00—Individual photovoltaic cells, e.g. solar cells
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A40/00—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production
- Y02A40/90—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production in food processing or handling, e.g. food conservation
- Y02A40/963—Off-grid food refrigeration
- Y02A40/966—Powered by renewable energy sources
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/50—Photovoltaic [PV] energy
- Y02E10/547—Monocrystalline silicon PV cells
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Crystallography & Structural Chemistry (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Mechanical Engineering (AREA)
- Silicon Compounds (AREA)
- Manufacture And Refinement Of Metals (AREA)
Abstract
Description
Claims (10)
Priority Applications (9)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN200710009238A CN100595352C (zh) | 2007-07-17 | 2007-07-17 | 太阳能级多晶硅大锭的制备方法 |
US12/049,449 US20090020067A1 (en) | 2007-07-17 | 2008-03-17 | Method of manufacturing solar-grade polysilicon ingot with relevant induction apparatus |
NO20081902A NO20081902L (no) | 2007-07-17 | 2008-04-21 | Metode av produsering sol-grad polysilisium metallbarre med relevantee induksjonsapparat |
BRPI0801205-9A BRPI0801205A2 (pt) | 2007-07-17 | 2008-04-25 | método de manufatura do lingote de polisilìcio de classe solar com o pertinente aparelho de indução |
CA002633964A CA2633964A1 (en) | 2007-07-17 | 2008-05-28 | Method of manufacturing solar-grade polysilicon ingot with relevant induction apparatus |
ITTO2008A000540A IT1391029B1 (it) | 2007-07-17 | 2008-07-15 | Metodo per la fabbricazione di lingotto di polisilicio di grado solare con relativo apparato ad induzione |
RU2008128526/02A RU2008128526A (ru) | 2007-07-17 | 2008-07-15 | Способ изготовления солнечного полукремниевого слитка с соответствующим прибором индукции |
DE102008033346A DE102008033346A1 (de) | 2007-07-17 | 2008-07-16 | Methode der Herstellung von solar-grade polykristallinen Silizium-Ingots mit entsprechendem Induktionsapparat |
FR0854878A FR2918999A1 (fr) | 2007-07-17 | 2008-07-17 | Procede de fabrication de lingots de polysilicium de qualite solaire avec appareil a induction approprie |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN200710009238A CN100595352C (zh) | 2007-07-17 | 2007-07-17 | 太阳能级多晶硅大锭的制备方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN101092741A CN101092741A (zh) | 2007-12-26 |
CN100595352C true CN100595352C (zh) | 2010-03-24 |
Family
ID=38991172
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN200710009238A Expired - Fee Related CN100595352C (zh) | 2007-07-17 | 2007-07-17 | 太阳能级多晶硅大锭的制备方法 |
Country Status (9)
Country | Link |
---|---|
US (1) | US20090020067A1 (zh) |
CN (1) | CN100595352C (zh) |
BR (1) | BRPI0801205A2 (zh) |
CA (1) | CA2633964A1 (zh) |
DE (1) | DE102008033346A1 (zh) |
FR (1) | FR2918999A1 (zh) |
IT (1) | IT1391029B1 (zh) |
NO (1) | NO20081902L (zh) |
RU (1) | RU2008128526A (zh) |
Families Citing this family (17)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100861287B1 (ko) * | 2008-01-25 | 2008-10-01 | 한국생산기술연구원 | 실리콘 분말을 이용하여 실리콘 성형체를 제조하는 방법 및 장치 |
CN101792143B (zh) * | 2010-03-24 | 2011-12-21 | 姜学昭 | 提纯硅的方法 |
CN102094238A (zh) * | 2010-09-28 | 2011-06-15 | 常州天合光能有限公司 | 降低铸锭多晶体内应力缺陷的方法 |
US8562740B2 (en) * | 2010-11-17 | 2013-10-22 | Silicor Materials Inc. | Apparatus for directional solidification of silicon including a refractory material |
US20130252011A1 (en) * | 2011-09-14 | 2013-09-26 | MEMC Singapore, Pte. Ltd. (UEN200614797D) | Multi-Crystalline Silicon Ingot And Directional Solidification Furnace |
US9352389B2 (en) * | 2011-09-16 | 2016-05-31 | Silicor Materials, Inc. | Directional solidification system and method |
JP5135467B1 (ja) * | 2011-12-22 | 2013-02-06 | シャープ株式会社 | 多結晶シリコンインゴットの製造方法 |
US20150184311A1 (en) * | 2012-06-25 | 2015-07-02 | Silicor Materials Inc. | Lining for surfaces of a refractory crucible for purification of silicon melt and method of purification of the silicon melt using that crucible(s) for melting and further directional solidification |
CN103072996B (zh) * | 2013-02-04 | 2014-09-10 | 福建兴朝阳硅材料股份有限公司 | 一种电泳辅助的太阳能级多晶硅提纯方法 |
TWI643983B (zh) | 2013-03-14 | 2018-12-11 | 美商希利柯爾材料股份有限公司 | 定向凝固系統及方法 |
CN103395789B (zh) * | 2013-08-06 | 2015-05-06 | 青岛隆盛晶硅科技有限公司 | 多晶硅介质熔炼后初步定向凝固工艺 |
EP3247504B1 (fr) | 2015-01-23 | 2018-12-19 | Jacques Gerbron | Dispositif de délivrance d'un produit par pulvérisation |
RU2631372C1 (ru) * | 2016-04-04 | 2017-09-21 | Федеральное государственное бюджетное учреждение науки Институт физики твердого тела Российской академии наук (ИФТТ РАН) | Способ получения кремниевых мишеней для магнетронного распыления |
CN109319744A (zh) * | 2017-07-31 | 2019-02-12 | 成都中建材光电材料有限公司 | 一种4n碲的制备方法 |
CN109052407A (zh) * | 2018-08-22 | 2018-12-21 | 昆明理工大学 | 一种硅切割废料的回收与提纯方法 |
CN109292779A (zh) * | 2018-10-19 | 2019-02-01 | 东北大学 | 一种用高硅废料造渣精炼生产高纯硅/硅合金的方法 |
CN109321975B (zh) * | 2018-11-19 | 2020-09-08 | 永平县泰达废渣开发利用有限公司 | 单晶硅定向凝固引晶模块 |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1143605A (zh) * | 1995-08-22 | 1997-02-26 | 李忠莆 | 精炼硅生产工艺 |
CN1191520A (zh) * | 1995-07-14 | 1998-08-26 | 昭和铝株式会社 | 高纯度硅的制造方法 |
CN1502556A (zh) * | 2002-11-26 | 2004-06-09 | 郑智雄 | 高纯度硅及其生产方法 |
CN1569629A (zh) * | 2003-07-22 | 2005-01-26 | 龚炳生 | 光电级硅的制造方法 |
CN1628076A (zh) * | 2002-02-04 | 2005-06-15 | 夏普株式会社 | 提纯硅的方法、用于提纯硅的矿渣和提纯的硅 |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4101624A (en) * | 1974-03-06 | 1978-07-18 | Ppg Industries, Inc. | Method of casting silicon |
US4195067A (en) * | 1977-11-21 | 1980-03-25 | Union Carbide Corporation | Process for the production of refined metallurgical silicon |
CA2017719C (en) * | 1990-05-29 | 1999-01-19 | Zarlink Semiconductor Inc. | Moisture-free sog process |
CA2232777C (en) * | 1997-03-24 | 2001-05-15 | Hiroyuki Baba | Method for producing silicon for use in solar cells |
GB9726191D0 (en) * | 1997-12-11 | 1998-02-11 | Philips Electronics Nv | Ion implantation process |
JP4632769B2 (ja) * | 2004-12-09 | 2011-02-16 | シャープ株式会社 | シリコンの精製方法 |
JP4689373B2 (ja) * | 2005-07-04 | 2011-05-25 | シャープ株式会社 | シリコンの再利用方法 |
-
2007
- 2007-07-17 CN CN200710009238A patent/CN100595352C/zh not_active Expired - Fee Related
-
2008
- 2008-03-17 US US12/049,449 patent/US20090020067A1/en not_active Abandoned
- 2008-04-21 NO NO20081902A patent/NO20081902L/no not_active Application Discontinuation
- 2008-04-25 BR BRPI0801205-9A patent/BRPI0801205A2/pt not_active IP Right Cessation
- 2008-05-28 CA CA002633964A patent/CA2633964A1/en not_active Abandoned
- 2008-07-15 IT ITTO2008A000540A patent/IT1391029B1/it active
- 2008-07-15 RU RU2008128526/02A patent/RU2008128526A/ru not_active Application Discontinuation
- 2008-07-16 DE DE102008033346A patent/DE102008033346A1/de not_active Withdrawn
- 2008-07-17 FR FR0854878A patent/FR2918999A1/fr not_active Withdrawn
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1191520A (zh) * | 1995-07-14 | 1998-08-26 | 昭和铝株式会社 | 高纯度硅的制造方法 |
CN1143605A (zh) * | 1995-08-22 | 1997-02-26 | 李忠莆 | 精炼硅生产工艺 |
CN1628076A (zh) * | 2002-02-04 | 2005-06-15 | 夏普株式会社 | 提纯硅的方法、用于提纯硅的矿渣和提纯的硅 |
CN1502556A (zh) * | 2002-11-26 | 2004-06-09 | 郑智雄 | 高纯度硅及其生产方法 |
CN1569629A (zh) * | 2003-07-22 | 2005-01-26 | 龚炳生 | 光电级硅的制造方法 |
Also Published As
Publication number | Publication date |
---|---|
FR2918999A1 (fr) | 2009-01-23 |
DE102008033346A1 (de) | 2009-05-07 |
US20090020067A1 (en) | 2009-01-22 |
ITTO20080540A1 (it) | 2009-01-18 |
CA2633964A1 (en) | 2009-01-17 |
CN101092741A (zh) | 2007-12-26 |
NO20081902L (no) | 2009-01-19 |
IT1391029B1 (it) | 2011-10-27 |
RU2008128526A (ru) | 2010-01-20 |
BRPI0801205A2 (pt) | 2010-04-20 |
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