C - Chemistry – Metallurgy – 30 – B
Patent
C - Chemistry, Metallurgy
30
B
C30B 11/14 (2006.01) H01L 31/18 (2006.01)
Patent
CA 2636033
Methods and apparatuses are provided for casting silicon for photovoltaic cells and other applications. With such methods and apparatuses, a cast body of geometrically ordered multi-crystalline silicon may be formed that is free or substantially free of radially-distributed impurities and defects and having at least two dimensions that are each at least about 10 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 multicristallin à ordonnancement géométrique exempt ou sensiblement exempt d'impuretés et de défauts à distribution radiale et présentant au moins deux dimensions mesurant chacune au moins environ 10 cm.
Bp Corporation North America Inc.
Gowling Lafleur Henderson Llp
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