IT1069679B - Procedimento e dispositivo per la produzione di monocristalli preformati - Google Patents
Procedimento e dispositivo per la produzione di monocristalli preformatiInfo
- Publication number
- IT1069679B IT1069679B IT6898476A IT6898476A IT1069679B IT 1069679 B IT1069679 B IT 1069679B IT 6898476 A IT6898476 A IT 6898476A IT 6898476 A IT6898476 A IT 6898476A IT 1069679 B IT1069679 B IT 1069679B
- Authority
- IT
- Italy
- Prior art keywords
- monocrystals
- preformed
- procedure
- production
- preformed monocrystals
- Prior art date
Links
Classifications
-
- 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
- C30B15/00—Single-crystal growth by pulling from a melt, e.g. Czochralski method
- C30B15/002—Continuous growth
-
- 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
- C30B15/00—Single-crystal growth by pulling from a melt, e.g. Czochralski method
- C30B15/08—Downward pulling
-
- 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
- C30B15/00—Single-crystal growth by pulling from a melt, e.g. Czochralski method
- C30B15/10—Crucibles or containers for supporting the melt
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Crystallography & Structural Chemistry (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Crystals, And After-Treatments Of Crystals (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR7524770A FR2321326A1 (fr) | 1975-08-08 | 1975-08-08 | Procede de fabrication en continu de monocristaux preformes |
FR7622863A FR2359639A2 (fr) | 1976-07-27 | 1976-07-27 | Dispositif pour fabriquer des tubes et des ensembles de petits cylindres monocristallins |
Publications (1)
Publication Number | Publication Date |
---|---|
IT1069679B true IT1069679B (it) | 1985-03-25 |
Family
ID=26219025
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT6898476A IT1069679B (it) | 1975-08-08 | 1976-08-09 | Procedimento e dispositivo per la produzione di monocristalli preformati |
Country Status (5)
Families Citing this family (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2528454A1 (fr) * | 1982-06-11 | 1983-12-16 | Criceram | Creuset modifie pour la methode de cristallisation par goutte pendante |
DE4323793A1 (de) * | 1993-07-15 | 1995-01-19 | Wacker Chemitronic | Verfahren zur Herstellung von Stäben oder Blöcken aus beim Erstarren sich ausdehnendem Halbleitermaterial durch Kristallisieren einer aus Granulat erzeugten Schmelze sowie Vorrichtung zu seiner Durchführung |
ATE156264T1 (de) * | 1994-07-08 | 1997-08-15 | Heraeus Electro Nite Int | Vorrichtung zur messung der oberflächenspannung |
DE4423720C1 (de) * | 1994-07-08 | 1996-02-01 | Heraeus Electro Nite Int | Vorrichtung zur Messung der Oberflächenspannung |
TW200510581A (en) * | 2003-07-17 | 2005-03-16 | Stella Chemifa Corp | Method for producing crystal of fluoride |
US7691199B2 (en) | 2004-06-18 | 2010-04-06 | Memc Electronic Materials, Inc. | Melter assembly and method for charging a crystal forming apparatus with molten source material |
JP5195301B2 (ja) * | 2008-10-31 | 2013-05-08 | Tdk株式会社 | 単結晶引下げ装置 |
JP2021172796A (ja) * | 2020-04-30 | 2021-11-01 | Tdk株式会社 | 単結晶蛍光体および結晶体の製造方法 |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1134967B (de) * | 1954-03-02 | 1962-08-23 | Siemens Ag | Verfahren zum Ziehen eines stabfoermigen kristallinen Halbleiterkoerpers |
DE1204837B (de) * | 1961-08-21 | 1965-11-11 | Merck & Co Inc | Verfahren zur kontinuierlichen Herstellung von Staeben aus thermoelektrischen Werkstoffen |
US3249404A (en) * | 1963-02-20 | 1966-05-03 | Merck & Co Inc | Continuous growth of crystalline materials |
US3765843A (en) * | 1971-07-01 | 1973-10-16 | Tyco Laboratories Inc | Growth of tubular crystalline bodies |
US3801309A (en) * | 1971-11-08 | 1974-04-02 | Tyco Laboratories Inc | Production of eutectic bodies by unidirectional solidification |
JPS5113568A (en) * | 1974-07-24 | 1976-02-03 | Hitachi Ltd | Handotaiketsushono seizohohooyobi seizosochi |
-
1976
- 1976-08-06 DE DE19762635373 patent/DE2635373C2/de not_active Expired
- 1976-08-09 GB GB3310076A patent/GB1546843A/en not_active Expired
- 1976-08-09 CH CH1013876A patent/CH612596A5/xx not_active IP Right Cessation
- 1976-08-09 IT IT6898476A patent/IT1069679B/it active
- 1976-08-09 JP JP9407376A patent/JPS5242479A/ja active Granted
Also Published As
Publication number | Publication date |
---|---|
JPS5242479A (en) | 1977-04-02 |
CH612596A5 (en) | 1979-08-15 |
GB1546843A (en) | 1979-05-31 |
DE2635373C2 (de) | 1982-04-15 |
DE2635373A1 (de) | 1977-04-21 |
JPS546510B2 (US20080094685A1-20080424-C00004.png) | 1979-03-29 |
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