INGOT PULLER APPARATUS HAVING A HEAT SHIELD DISPOSED BELOW A SIDE HEATER AND METHODS FOR PREPARING AN INGOT WITH SUCH APPARATUS

Ingot puller apparatus having a heat shield disposed below a side heater and methods for preparing an ingot in such ingot puller apparatus are disclosed. In some embodiments, the side heater is relatively short. The side heater may be fully above a floor of the crucible when the crucible is in its l...

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Bibliographic Details
Main Authors Ryu, JaeWoo, Bhagavat, Sumeet S, Meyer, Benjamin Michael, Daggolu, Parthiv
Format Patent
LanguageEnglish
Published 12.05.2022
Subjects
AFTER-TREATMENT OF SINGLE CRYSTALS OR A HOMOGENEOUSPOLYCRYSTALLINE MATERIAL WITH DEFINED STRUCTURE
APPARATUS THEREFOR
CHEMISTRY
CRYSTAL GROWTH
METALLURGY
PRODUCTION OF A HOMOGENEOUS POLYCRYSTALLINE MATERIAL WITHDEFINED STRUCTURE
REFINING BY ZONE-MELTING OF MATERIAL
SINGLE CRYSTALS OR HOMOGENEOUS POLYCRYSTALLINE MATERIAL WITHDEFINED STRUCTURE
SINGLE-CRYSTAL-GROWTH
UNIDIRECTIONAL SOLIDIFICATION OF EUTECTIC MATERIAL ORUNIDIRECTIONAL DEMIXING OF EUTECTOID MATERIAL
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Summary:Ingot puller apparatus having a heat shield disposed below a side heater and methods for preparing an ingot in such ingot puller apparatus are disclosed. In some embodiments, the side heater is relatively short. The side heater may be fully above a floor of the crucible when the crucible is in its lowest position in the ingot puller.
Bibliography:Application Number: US202017096512