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    • 12. 发明授权
    • 5-Thioxylopyranose compounds
    • 5-硫代番茄红素化合物
    • US07652032B2
    • 2010-01-26
    • US12352382
    • 2009-01-12
    • Didier ThomasMichel BondouxVéronique BarberousseVincent Peyrou
    • Didier ThomasMichel BondouxVéronique BarberousseVincent Peyrou
    • A61K31/4355C07D498/04
    • C07H1/00C07H17/00
    • 5-thioxylose compounds, especially 5-thioxylopyranose compounds, a process for their preparation, and their use for treating and/or inhibiting thromboses, especially venous thromboses. The compounds correspond to formula I: in which the pentapyranosyl group represents a free or substituted 5-thio-β-D-xylopyranosyl group; R′, R″ and R′″ each independently represent a hydrogen atom, a C2-C6 acyl group, or two adjacent ones of them form a 1-methylethylidene bridge; X1 and X2 each represent carbon or nitrogen; Y1 and Y2 each independently represent carbon, nitrogen, sulfur or oxygen, with the proviso that if Y2 represents oxygen or sulfur, then Y1 represents carbon or nitrogen; R1, R2, R3, R4 and R5 each independently represent hydrogen, a COOR6 group where R6 represents hydrogen or a C1-C4 alkyl group optionally substituted by a phenyl ring, a halogen atom or a —COOR6 group; a C1-C4 alkoxy group; a C1-C6 acyl group; a benzoyl group or a phenyl ring; and the addition salts and/or active metabolites of such compounds.
    • 5-硫代羟基化合物,特别是5-羟基吡喃糖化合物,其制备方法及其用于治疗和/或抑制血栓形成,特别是静脉血栓形成的用途。 化合物对应于式I:其中五草酰基代表游离或取代的5-硫代-β-D-吡喃木糖基; R',R“和R”'各自独立地表示氢原子,C 2 -C 6酰基或其两个相邻的一个形成1-甲基亚乙基桥; X1和X2各自表示碳或氮; Y1和Y2各自独立地表示碳,氮,硫或氧,条件是如果Y2表示氧或硫,则Y1表示碳或氮; R 1,R 2,R 3,R 4和R 5各自独立地表示氢,COOR 6基团,其中R 6表示氢或任选被苯环,卤素原子或-COOR 6基团取代的C 1 -C 4烷基; C1-C4烷氧基; C1-C6酰基; 苯甲酰基或苯环; 和这些化合物的加成盐和/或活性代谢物。
    • 14. 发明授权
    • Method and installation for low pressure die casting in a mould ceramic casting die
    • 低温压铸在模具陶瓷铸造模具中的方法和安装
    • US06422293B1
    • 2002-07-23
    • US09380463
    • 1999-11-18
    • Jean-Louis ComarteauChristophe LiebautAlain RenyDidier Thomas
    • Jean-Louis ComarteauChristophe LiebautAlain RenyDidier Thomas
    • B22D1804
    • B22D18/04
    • Placed in a box (1) is a ceramic shell (21) delimiting a casting space (22), the shell being surrounded by a mass of binder-free sand (23). The casting space is connected to a source (4) of liquid metal located underneath, in which are applied, in succession, a pressure (P1) bringing the liquid to the threshold of the casting space (22), a pressure (P2) slightly greater than that necessary for filling this space, and then a marked overpressure (P3); finally, the pressure is brought back down to the first value (P1). When the casting space has been filled, an underpressure is created in the space containing the mass of sand (23) in order to prevent any deformation of the shell (21) due to the overpressure (P3), at least until the formation of a metal skin against the shell and at most until the start of the reduction in the overpressure in the source (4) of liquid metal.
    • 放置在箱体(1)中的陶瓷壳体(21)限定了铸造空间(22),壳体被大量的无粘合剂砂(23)包围。 铸造空间连接到位于下方的液态金属源(4),其中连续施加将液体提供到铸造空间(22)的阈值的压力(P1),稍微压力(P2) 大于填充该空间所需的量,然后超过明显的超压(P3); 最后,将压力恢复到第一个值(P1)。 当铸造空间已经被填充时,在包含沙子(23)的空间中产生负压,以便防止壳体(21)由于过压(P3)而导致的任何变形,至少直到形成 金属皮肤抵抗壳体,至多直到液态金属源(4)中的超压开始减少。