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    • 11. 发明授权
    • Intermittent moving layer type chromatographic separation device
    • 间歇移动层型色谱分离装置
    • US06471859B1
    • 2002-10-29
    • US09787544
    • 2001-06-22
    • Yuji Ogawa
    • Yuji Ogawa
    • B01D1508
    • B01D15/1842B01D2215/022B01D2215/023
    • The rotary member (12) of the rotary valve (10) includes columns (separation vessels) (14) coupled to each other to form an endless circular path (16) and rotates to separate components A and C from a feed liquid material containing two or more components. A concentration sensor (17) is connected to a tube (141) that connects between columns (14) and is mounted on the rotary member (12) rotatably in unison with the columns (14) to detect the concentration of the component A flowing in the circular path (16). Based on the detected result of the concentration sensor (17), fine tuning of the timing of start and the time length of each step can be effected, thereby providing an improved separation performance for the chromatographic separator.
    • 旋转阀(10)的旋转构件(12)包括彼此联接以形成环形圆形路径(16)的列(分离容器)(14)并且旋转以将部件A和C与包含两个的进料液体材料分离 或更多的组件。 浓度传感器(17)连接到连接柱(14)的管(141),并与柱(14)一体地可旋转地安装在旋转构件(12)上,以检测流入的组分A的浓度 圆形路径(16)。 基于浓度传感器(17)的检测结果,可以进行各步骤的启动时间和时间长度的微调,从而提供色谱分离器的分离性能的改善。
    • 12. 发明授权
    • Apparatus for eliminating backlash in a zoom finder
    • 用于消除变焦取景器中的反向间隙的装置
    • US5740474A
    • 1998-04-14
    • US803152
    • 1997-02-19
    • Yuji Ogawa
    • Yuji Ogawa
    • G02B7/04G02B7/10G03B5/00G03B13/12G03B13/04G03B15/03G03B17/04
    • G02B7/10G03B13/12
    • An apparatus for eliminating a backlash in a zoom finder of a zoom lens camera. A cam member is provided with a cam surface that is engaged with movable variable power lens of the finder. The cam member is driven in association with the zoom-photographing lens, and the cam surface is provided with a zoom section as well as a transfer section in which no movement of the movable variable power lens occurs. A backlash eliminating cam surface is provided separately from the cam surface on the cam member for the movable variable power lens. An oblique cam surface is provided on the backlash eliminating cam surface and is inclined with respect to a plane perpendicular to the optical axis of the movable variable power lens. The oblique cam surface is formed in a section corresponding to the zoom section side of the transfer section of the cam surface. A backlash eliminating member is biased and pressed against the oblique cam surface to exert a drive force on the cam member.
    • 一种用于消除变焦镜头相机的变焦取景器中的间隙的装置。 凸轮构件设置有与取景器的可移动可变功率透镜接合的凸轮表面。 凸轮构件与变焦拍摄镜头相关联地被驱动,并且凸轮表面设置有变焦部分以及其中不移动可变功率透镜的移动的转印部分。 与可动可变功率透镜的凸轮构件上的凸轮表面分开设置有间隙消除凸轮表面。 斜齿轮表面设置在齿隙消除凸轮表面上,并且相对于可移动可变功率透镜的光轴垂直的平面倾斜。 倾斜凸轮表面形成在与凸轮表面的转印部分的变焦部分侧对应的部分中。 齿隙消除部件偏置并压靠在倾斜凸轮表面上,以对凸轮部件施加驱动力。
    • 17. 发明授权
    • Process for producing aromatic hydrocarbon and hydrogen
    • 芳烃和氢气的制备方法
    • US08148590B2
    • 2012-04-03
    • US11658399
    • 2005-07-28
    • Masaru IchikawaRyoichi KojimaYuji OgawaMasamichi Kuramoto
    • Masaru IchikawaRyoichi KojimaYuji OgawaMasamichi Kuramoto
    • C07C15/00
    • B01J37/0009B01J29/48B01J29/90B01J37/0018B01J38/10B01J2229/18B01J2229/42C01B3/26C01B2203/0277C01B2203/1041C01B2203/1047C01B2203/1082C01B2203/1241C07C2/84Y02P20/584Y02P20/588Y10S585/943
    • A process for producing aromatic hydrocarbons and hydrogen, in which a lower hydrocarbons-containing feedstock gas is reformed by being supplied to and being brought into contact with a catalyst under high temperature conditions thereby forming aromatic hydrocarbons and hydrogen. The method includes the steps of (a) supplying a hydrogen gas together with the feedstock gas during a supply of the feedstock gas; and (b) suspending the supply of the feedstock gas for a certain period of time while keeping a condition of a supply of the hydrogen gas. The catalyst is exemplified by a metallo-silicate carrying molybdenum and a metallo-silicate carrying molybdenum and rhodium. An amount of the hydrogen gas supplied together with the feedstock gas is set to be preferably larger than 2% and smaller than 10%, more preferably within a range of from 4 to 8%, much more preferably 8%. As a pretreatment for a reforming reaction by which aromatic hydrocarbons and hydrogen are formed, the catalyst is increased in temperature and kept at the temperature for a certain period of time while a gas containing methane and hydrogen is supplied thereto.
    • 一种生产芳烃和氢的方法,其中含低级烃的原料气体通过在高温条件下被供给并与催化剂接触而重整,从而形成芳族烃和氢。 该方法包括以下步骤:(a)在原料气体的供给期间,与原料气体一起供应氢气; 和(b)在保持氢气供应状态的同时暂停供应原料气一段时间。 催化剂的例子是载有钼的金属硅酸盐和携带钼和铑的金属硅酸盐。 与原料气体一起供给的氢气的量优选设定为2%以上且小于10%,更优选在4〜8%的范围内,进一步优选为8%以下。 作为形成芳烃和氢的重整反应的预处理,催化剂的温度升高并在该温度下保持一段时间,同时向其中供给含有甲烷和氢气的气体。
    • 18. 发明授权
    • Process for production of aromatic compound
    • 芳香族化合物生产工艺
    • US08097763B2
    • 2012-01-17
    • US12067148
    • 2006-09-29
    • Masaru IchikawaRyoichi KojimaYuji OgawaMasamichi Kuramoto
    • Masaru IchikawaRyoichi KojimaYuji OgawaMasamichi Kuramoto
    • C07C2/42
    • C07C2/76C07C15/02
    • An aromatic compound, particularly benzene, is stably produced in the presence of a catalyst from a lower hydrocarbon having 2 or more carbon atoms, particularly from an ethane-containing gas composition such as ethane gas and natural gas. Disclosed is a process for producing an aromatic compound by reacting ethane or an ethane-containing raw gas in the presence of a catalyst. The catalyst may comprise molybdenum carried on metallosilicate such as H-type ZSM-5H or H-type MCM-22. In the reaction, the temperature is from 550 to 750° C., preferably not lower than 600° C. and not higher than 680° C. Additionally, the raw gas further contains methane and hydrogen is added thereto, thereby improving the production efficiency and stability.
    • 在具有2个或更多个碳原子的低级烃的催化剂的存在下,特别是从含乙烷的气体组合物如乙烷气体和天然气中稳定地制备芳族化合物,特别是苯。 公开了一种在催化剂存在下使乙烷或含乙烷的原料气体反应生成芳族化合物的方法。 催化剂可以包括载在金属硅酸盐上的钼,例如H型ZSM-5H或H型MCM-22。 在该反应中,温度为550〜750℃,优选为600℃以上且不高于680℃。此外,原料气体还含有甲烷,向其中添加氢,从而提高生产效率 和稳定性。
    • 19. 发明授权
    • Photometric apparatus and automatic analyzer
    • 光度仪和自动分析仪
    • US08064062B2
    • 2011-11-22
    • US12613422
    • 2009-11-05
    • Yuji Ogawa
    • Yuji Ogawa
    • G01N21/00
    • G01N21/253G01N35/025G01N2021/3181G01N2201/0415G01N2201/0627
    • A photometric apparatus and an automatic analyzer in which liquid samples contained in vessels are measured with light of different wavelengths while the vessels are transferred are provided. A photometric apparatus includes light sources that are arranged in the movement direction of a vessel and emit light of different wavelengths, light-receiving devices that are located opposing the light sources with the vessels interposed inbetween and receive light of different wavelengths emitted from the light sources. The arrangement length of light sources along the movement direction of the vessels is shorter than the arrangement pitch of the vessels.
    • 提供了一种光度测量装置和自动分析器,其中容纳在容器中的液体样品在容器转移时用不同波长的光测量。 一种测光装置包括沿容器的移动方向布置并发射不同波长的光的光源;与容器相对设置的光接收装置,其间插入有容器,并接收从光源发射的不同波长的光 。 沿着船舶移动方向的光源的布置长度比船舶的排列间距短。