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    • 74. 发明授权
    • Sluicing valve device
    • 截流阀装置
    • US07073776B2
    • 2006-07-11
    • US10979380
    • 2004-11-02
    • Mitsuhiro Mori
    • Mitsuhiro Mori
    • F16K1/00F16K15/00
    • F16K3/02F16K27/00F16L55/105F16L55/124
    • A sluicing valve device in which a valve element is arranged in case members attachable to a pipe, and the valve element comprises a valve element core metal fitting, an elastic seal member covering the same, and a lifting and lowering shaft formed into a rod shape along an insertion direction in order to move the valve element core metal fitting along the insertion direction inside of the pipe, wherein the valve element core metal fitting supports the elastic seal member inserted into the pipe and presses the same from the insertion direction to deform elastically, and a guide portion preventing the elastic seal member from protruding in an axial center direction of the pipe is formed on a tip end side in the insertion direction.
    • 一种截流阀装置,其中阀元件布置在可附接到管的壳体中,并且阀元件包括阀芯芯金属配件,覆盖其的弹性密封构件和形成为杆状的升降轴 沿着插入方向沿着插入方向移动阀芯芯金属配件,其中阀芯芯金属配件支撑插入管中的弹性密封件并将其从插入方向按压以弹性变形 并且在插入方向的前端侧形成防止弹性密封构件在管的轴向中心方向上突出的引导部。
    • 80. 发明授权
    • Method for producing a polyolefin
    • 聚烯烃的制造方法
    • US06337376B1
    • 2002-01-08
    • US08345343
    • 1994-11-21
    • Yutaka NaitoFumiharu TakahashiMitsuhiro MoriYozo Kondo
    • Yutaka NaitoFumiharu TakahashiMitsuhiro MoriYozo Kondo
    • C08F412
    • C08F10/00C08F4/6567C08F4/6492C08F4/6578
    • A method to prepare a polyolefin in the presence of a catalyst comprising: (A) a solid catalyst component prepared by reacting a homogenous solution consisting of (i) at least one member selected from the group consisting of metal magnesium and a hydroxylated organic compound, and oxygen-containing organic compounds of magnesium, (ii) at least one oxygen-containing organic compound of titanium and (iii) at least one silicon compound, first with (iv) at least one first organoaluminum halide compound of the formula: AlR5zX3−z  wherein R5 is a hydrocarbon group having from 1 to 20 carbon atoms, X is a halogen atom, and 1≦z≦2, and wherein the atomic ratio of gram atoms of Al in the component (iv) to gram atoms of Mg in the component (i) (Al/Mg) is from 0.1 to 2.5 to precipitate crystalline nuclei, and then with (iv′) at least one second organoaluminum halide compound different from (iv) of the formula: AlR5zX3−z  wherein R5 and X are the same as defined above, and 0
    • 一种在催化剂存在下制备聚烯烃的方法,包括:(A)固体催化剂组分,其通过使由(i)至少一种选自金属镁和羟基化有机化合物的组分组成的均匀溶液, 和含氧有机化合物的镁,(ii)至少一种钛的含氧有机化合物和(iii)至少一种硅化合物,首先与(iv)至少一种下式的第一有机卤化铝化合物:其中R5 是具有1至20个碳原子的烃基,X是卤素原子,1 <= z <= 2,并且其中组分(iv)中的Al的克原子原子数与 组分(i)(Al / Mg)为0.1至2.5以沉淀晶核,然后与(iv')至少一种不同于下式的(iv)的有机铝卤化物化合物:其中R5和X与 0