C - Chemistry – Metallurgy – 30 – B
Patent
C - Chemistry, Metallurgy
30
B
C30B 11/14 (2006.01) H01L 31/18 (2006.01)
Patent
CA 2636031
Methods and apparatuses are provided for casting silicon for photovoltaic cells and other applications. With such methods and apparatuses, a cast body of monocrystalline silicon may be formed that is free of, or substantially free of, radially-distributed impurities and defects and having at least two dimensions that are each at least about 35 cm is provided.
L'invention concerne des procédés et des appareils destinés à couler du silicium pour des cellules photovoltaïques et d'autres applications. Ces procédés et ces appareils permettent de former un corps coulé de silicium monocristallin exempt ou sensiblement exempt d'impuretés et de défauts à distribution radiale et présentant au moins deux dimensions mesurant chacune au moins environ 35 cm.
Bp Corporation North America Inc.
Gowling Lafleur Henderson Llp
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