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    • 24. 发明申请
    • WATER CLOSET COMPRISING VARIABLE SOIL EXHAUST SYSTEM
    • 包括可变土壤排放系统的水封闭
    • WO2008032989A1
    • 2008-03-20
    • PCT/KR2007/004430
    • 2007-09-13
    • H & G CO., LTD.LEE, Jong-InLIM, Bong-Kyun
    • LEE, Jong-InLIM, Bong-Kyun
    • E03D11/13
    • E03D11/18E03D5/012
    • The present invention discloses a water closet comprising a variable soil exhaust system which can improve durability and reduce an amount of flush water. The water closet according to the present invention comprises a variable siphon soil exhaust system including: a flexible water bladder installed at a rear side of a bowl to be connected to a water supply passage, a tension spring for applying an elastic force to contract the water bladder, a variable siphon tube connected to the water bladder via a bracket to allow soil to be exhausted from the bowl while lifted and lowered by an expanding and contracting motion of the water bladder, and a small tube for connecting the water bladder to the variable siphon tube; and a cover installed to surround the soil exhaust system. The cover is formed by coupling first and second half covers of the same shape and comprises a first port connected to the water supply passage, a second port connected to the bowl, and a third port connected to a bottom tube laid under the floor; the variable siphon tube has one end connected to the bowl through a bellows tube and the other end communicating with the interior of the cover; and the tension spring is installed within the water bladder in such a manner that an upper end thereof is fixed to an upper catching portion installed at an outlet of the water supply passage and a lower end thereof is fixed to a lower catching portion provided on the bracket or a bottom surface of the water bladder.
    • 本发明公开了一种水厕,其包括可改善耐久性并减少冲洗水量的可变排土系统。 根据本发明的洗手间包括可变虹吸污物排气系统,包括:安装在碗的后侧的柔性水囊,以连接到供水通道;拉伸弹簧,用于施加弹力以收缩水 气囊,通过支架连接到水囊的可变虹吸管,以便通过水囊的膨胀和收缩运动而提升和降低土壤以从碗中排出污垢;以及用于将水囊连接到变量的小管 虹吸管 以及安装成围绕排污系统的盖子。 该盖通过联接相同形状的第一和第二半盖形成,并且包括连接到供水通道的第一端口,连接到该碗的第二端口和连接到底板下方的底部管道的第三端口; 可变虹吸管的一端通过波纹管连接到碗,另一端与盖的内部连通; 并且拉伸弹簧以这样的方式安装在水囊内,使得其上端固定到安装在供水通道的出口处的上部捕获部分,并且其下端固定到设置在供水通道上的下部捕获部分 支架或水囊的底面。
    • 30. 发明申请
    • PROCESS FOR REFINING OF 2,6-NAPHTHALENE DICARBOXYLIC ACID
    • 精制2,6-萘二甲酸的方法
    • WO2006071025A1
    • 2006-07-06
    • PCT/KR2005/004459
    • 2005-12-22
    • SK CHEMICALS CO., LTD.SHIM, Hyun-SupSHIN, Yong-JunLEE, Jong-InROH, Hang-Duk
    • SHIM, Hyun-SupSHIN, Yong-JunLEE, Jong-InROH, Hang-Duk
    • C07C51/42C07C63/38
    • C07C51/487C07C63/38
    • The present invention relates to a process for refining 2,6-naphthalene dicarboxylic acid, and particularly to a process for refining of 2,6-naphthalene dicarboxylic acid comprising the steps of; a) mixing a crude 2,6-naphthalene dicarboxylic acid, amine compound, and a solvent mixture of solvent and nonsolvent; b) dissolving crude 2,6-naphthalene dicarboxylic acid and amine compound by heating the mixture obtained from step a); c) crystallizing 2,6-naphthalene dicarboxylic acid amine salt by cooling the resultant solution of step b) and filtering and d) recovering 2,6-naphthalene dicarboxylic acid by deamination of the filtered 2,6-naphthalene dicarboxylic acid amine salt in crystalline form through the thermal process, characterized in that the process further comprises at least a step of selected from the group consisting of the steps of: i ) After step c), dissolving the filtered 2,6-naphthalene dicarboxylic acid amine salt in crystalline form in the solvent mixture and inputting the resultant solution to step c) and i i ) After step of c), concentrating the remaining filtrate, crystallizing 2,6-naphthalene dicarboxylic acid amine salt, and filtering, and then inputting the filtered 2,6-naphthalene dicarboxylic acid amine salt to step a)
    • 本发明涉及一种精制2,6-萘二羧酸的方法,特别涉及一种精制2,6-萘二甲酸的方法,包括以下步骤: a)将粗制2,6-萘二甲酸,胺化合物与溶剂和非溶剂的溶剂混合物混合; b)通过加热从步骤a)获得的混合物来溶解粗2,6-萘二甲酸和胺化合物; c)通过冷却步骤b)的所得溶液并过滤d)结晶2,6-萘二羧酸胺盐,并且d)通过过滤的2,6-萘二甲酸胺盐的结晶脱色来回收2,6-萘二羧酸 形成通过热处理,其特征在于该方法还包括至少一个选自以下步骤的步骤:i)在步骤c)之后,将过滤的2,6-萘二甲酸胺盐溶解成结晶形式 在溶剂混合物中并将所得溶液输入步骤c),和ii)在c)步骤之后,浓缩剩余的滤液,结晶2,6-萘二甲酸胺盐,过滤,然后输入过滤的2,6- 萘二羧酸胺盐进行步骤a)