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    • 1. 发明授权
    • Method and apparatus for purification of trichlorosilane
    • 纯化三氯硅烷的方法和装置
    • US08535488B2
    • 2013-09-17
    • US13324869
    • 2011-12-13
    • Chul-Hwan ChoiJeong-Seok LeeKwang-Wook ChoiJoon-Ho ShinDong-Kyu Kim
    • Chul-Hwan ChoiJeong-Seok LeeKwang-Wook ChoiJoon-Ho ShinDong-Kyu Kim
    • B01D3/00C01B33/107
    • C01B33/10778B01D3/143
    • There is provided a method for a purification of trichlorosilane, the method including: performing a pretreatment for separating a chlorosilane mixture from reaction products of a trichlorosilane production reaction; performing a first purification for separating the chlorosilane mixture into a first top stream and a first bottom stream; performing a second purification for separating the first top stream into a second top stream and a second bottom stream; and performing a third purification for separating the second bottom stream into a third top stream and a third bottom stream, wherein the performing of the third purification is carried out under pressure conditions higher than those of the performing of the second purification, and a heat exchange is generated between the second bottom stream and the third top stream.
    • 提供了三氯硅烷的纯化方法,该方法包括:进行氯三硅烷混合物与三氯硅烷生产反应的反应产物的分离的预处理; 执行用于将氯硅烷混合物分离成第一顶部流和第一底部流的第一纯化; 执行用于将第一顶部流分离成第二顶部流和第二底部流的第二纯化; 以及进行用于将所述第二底部流分离成第三顶部流和第三底部流的第三纯化,其中所述第三纯化的进行在高于进行所述第二纯化的压力条件下进行,并且进行热交换 在第二底部流和第三顶部流之间产生。
    • 6. 发明申请
    • Wavelength-division-multiplexed passive optical network
    • 波分复用无源光网络
    • US20060147210A1
    • 2006-07-06
    • US11250228
    • 2005-10-14
    • Seung-Woo KimJeong-Seok LeeSeong-Taek Hwang
    • Seung-Woo KimJeong-Seok LeeSeong-Taek Hwang
    • H04J14/00
    • H04J14/02H04J14/0226H04J14/0246H04J14/025H04J14/0282H04J14/06
    • A broadband light source includes: at least two semiconductor optical active devices for generating TE polarized lights of different wavelength bands; an optical coupler for dividing each of the TE polarized lights input from each of the semiconductor optical active devices into two TE polarized lights, and outputting the two TE polarized lights, the two TE polarized lights including a first TE polarized light and a second TE polarized light; a first optical line for transmitting the first TE polarized light, while maintaining a polarization mode of the first TE polarized light; a second optical line for converting the second TE polarized light into a TM polarized light; a polarization beam combiner for combining the first TE polarized light and the TM polarized light to generate a polarization-independent light; and a band separator for separating and outputting the polarization-independent light according to wavelength bands.
    • 宽带光源包括:用于产生不同波长带的TE偏振光的至少两个半导体光学有源器件; 用于将从每个半导体光学有源器件输入的每个TE偏振光分成两个TE偏振光并输出两个TE偏振光的光耦合器,所述两个TE偏振光包括第一TE偏振光和第二TE偏振光 光; 用于在保持第一TE偏振光的偏振模式的同时传输第一TE偏振光的第一光线; 用于将第二TE偏振光转换为TM偏振光的第二光线; 偏振光束组合器,用于组合第一TE偏振光和TM偏振光以产生偏振无关的光; 以及用于根据波段分离和输出偏振无关的光的带分离器。