PROCESS FOR REMOVAL OF CONTAMINANTS FROM A MELT OF NON-FERROUS METALS AND APPARATUS FOR GROWING HIGH PURITY SILICON CRYSTALS
    1.
    发明申请
    PROCESS FOR REMOVAL OF CONTAMINANTS FROM A MELT OF NON-FERROUS METALS AND APPARATUS FOR GROWING HIGH PURITY SILICON CRYSTALS 审中-公开
    从非金属矿物质中除去污染物的方法和用于生长高纯度硅晶体的装置

    公开(公告)号:US20110120365A1

    公开(公告)日:2011-05-26

    申请号:US12626180

    申请日:2009-11-25

    IPC分类号: C30B11/00 C01B33/037

    摘要: A process for removal of contaminants from a melt of non-ferrous metals comprising the following steps: providing an apparatus (1) for melting and solidifying non-ferrous metals comprising a crucible (2) for holding a non-ferrous metal melt and a process chamber (4), in which the crucible (2) can be placed, wherein the crucible (2) contains an additive (17), providing a melt (19) in the crucible (2), heating the melt (19) in the crucible (2) to a predetermined temperature, whereby the additive (17) can react with contaminants in the melt (19), and segregating the reacted contaminants from the melt (19).

    摘要翻译: 一种用于从有色金属熔体中去除污染物的方法,包括以下步骤:提供用于熔化和固化有色金属的装置(1),所述装置(1)包括用于保持有色金属熔体的坩埚(2)和用于保持有色金属熔体的方法 其中坩埚(2)可以放置在坩埚(2)中,其中坩埚(2)包含添加剂(17),在坩埚(2)中提供熔体(19),将熔体(19)加热到 坩埚(2)到预定温度,由此添加剂(17)可以与熔体(19)中的污染物反应,并将反应的污染物与熔体(19)分离。