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    • 17. 发明授权
    • Piping system for supplying ultra-pure water
    • 用于供应超纯水的管道系统
    • US5160429A
    • 1992-11-03
    • US635590
    • 1990-12-31
    • Tadahiro OhmiMichiya KawakamiTadashi ShibataMasaru Umeda
    • Tadahiro OhmiMichiya KawakamiTadashi ShibataMasaru Umeda
    • B01D61/22C02F1/00C02F1/32C02F1/44H01L21/304
    • B01D61/22C02F1/006C02F1/32C02F1/444Y10S210/90
    • The present invention offers a piping system for supplying ultra-pure water, which comprises a circulation tank to store primary pure water from a primary pure water producing unit, a pump for sending the primary pure water from said circulation tank, an outward pipe, one end of which is connected to a final purifying unit to purify primary pure water from said pump to ultra-pure water, a plurality of connection pipes, each end of which is connected to the other end of said outward pipe, a branching pipe connected between the middle of said connection pipe and the ultra-pure water using unit and having a branching valve to adjust the water quantity, and a return pipe connected between the other end of said connection pipe and said circulation tank, characterized in that means for controlling the output of said pump is provided to keep the water pressure at constant level by detecting the water pressure in said outward pipe, thereby supplying a constant quantity of ultra-pure water to the ultra-pure water using unit at all times, and that ultra-pure water of ultra-high purity can be stably supplied by preventing counterflow from the return pipe to the ultra-pure water using unit.
    • PCT No.PCT / JP90 / 00648 Sec。 371 1990年12月31日第 102(e)1990年12月31日PCT PCT 1989年6月29日PCT公布。 出版物WO90 / 00155 日本1990年1月11日。本发明提供了一种用于提供超纯水的管道系统,其包括循环罐,用于储存来自初级纯水生产单元的初级纯水,用于将来自所述循环的初级纯水 罐,一个向外的管,其一端连接到最终净化单元,以将来自所述泵的初级纯水纯化成超纯水;多个连接管,其每个端部连接到所述外部的另一端 管,连接在所述连接管的中间和超纯水使用单元之间并具有分流阀以调节水量的分支管;以及连接在所述连接管的另一端和所述循环罐之间的回流管, 其特征在于,提供用于控制所述泵的输出的装置,用于通过检测所述外管中的水压来将水压保持在恒定水平,从而提供恒定量的ul 将超纯水用于超纯水使用单位,通过防止从返回管逆流到超纯水使用单元,可以稳定地提供超纯净的超纯水。
    • 20. 发明申请
    • CARBURETOR, CARBURETOR FOR MOCVD USING SAME, CENTER ROD FOR USE IN THE CARBURETOR OR CARBURETOR FOR MOCVD, METHOD FOR DISPERSING CARRIER GAS, AND METHOD FOR VAPORIZING CARRIER GAS
    • 用于使用相同的MOCVD的CARBURETOR,用于MOCVD的碳水化合物或碳水化合物的中心棒,用于分散载体气体的方法和用于蒸发载体气体的方法
    • US20120040098A1
    • 2012-02-16
    • US13147668
    • 2010-01-27
    • Masayuki TodaMasaru Umeda
    • Masayuki TodaMasaru Umeda
    • C23C16/18C23C16/44B05C9/02
    • B01B1/005C23C16/4481
    • Provided is a vaporizer that can efficiently cool a carrier gas, improve the effect of preventing a material from being clogged near the outlet port of a gas passage, contribute to prolonging the timing of maintenance and improving operating efficiency, and exert more uniform dispersing effect. A vaporizer includes: a center rod inserted into a carrier gas introduction hole formed in a disperser to form the gas passage in cooperation with the inner wall of the carrier gas introduction hole; a cooling part disposed on the outer circumferential side of the carrier gas introduction hole in the disperser to cool the inside of the gas passage; a cooling member insertion hole formed across almost the entire length of the center rod along the axial direction of the center rod; and a cooling member disposed in the inside of the cooling member insertion hole to cool the center rod.
    • 本发明提供一种能够有效地冷却载气的蒸发器,提高防止材料在气体通路的出口附近堵塞的效果,有助于延长维护时间,提高作业效率,发挥更均匀的分散效果。 蒸发器包括:插入到分散器中形成的载气导入孔中的中心杆,与载气引入孔的内壁配合形成气体通道; 冷却部,其设置在所述分散器中的所述载气导入孔的外周侧,以冷却所述气体通道的内部; 沿所述中心杆的轴向方向跨过所述中心杆的整个长度形成的冷却构件插入孔; 以及设置在冷却部件插入孔的内部以冷却中心杆的冷却部件。