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    • 61. 发明授权
    • Process for ammoxidation
    • US4774352A
    • 1988-09-27
    • US808684
    • 1985-12-17
    • Yutaka SasakiYutaka KiyomiyaToshio Nakamura
    • Yutaka SasakiYutaka KiyomiyaToshio Nakamura
    • B01J23/18B01J23/22B01J23/28B01J23/90B01J27/057C01C3/02C07C120/00C07C120/14
    • B01J23/18B01J23/22B01J23/28B01J23/90B01J27/0576C01C3/0216C01C3/0233C01C3/0241C07C253/26C07C253/28Y02P20/52Y02P20/584
    • The activity of a tellurium-free metal oxide catalyst used for ammoxidation of organic compounds at a temperature of from 300.degree. C. to 600.degree. C. is improved in the presence of (a) elemental tellurium or a tellurium compound which is in contact with said catalyst or in the presence of (a) elemental tellurium or a tellurium compound and (b) a molybdenum compound which are in contact with said catalyst. This activity improvement process can be applied to both the fresh catalysts and the spent catalyst having a deteriorated activity. The above described component (a) is preferably composed of a tellurium containing solid to be used in a state of a dry physical mixture with said catalyst. The above described components (a) and (b) are preferably composed of a tellurium containing solid and a molybdenum containing solid respectively or a tellurium-molybdenum containing solid to be used in a state of a dry physical mixture with said catalyst.The tellurium containing solid, the molybdenum containing solid or the tellurium-molybdenum containing solid may be at least a member selected from the following group:(1) A solid wherein a tellurium component and/or a molybdenum component is supported or unsupported on an inert carrier,(2) A solid wherein a tellurium component and/or a molybdenum component is added to a metal oxide catalyst (fresh or spent) and/or said metal oxide catalyst is enriched with the tellurium component and/or the molybdenum component, and(3) A solid composed of a compound containing at least one element selected from the group consisting of an alkali metal, an alkaline earth metal, La, Ce, V, Nb, Cr, W, Mn, Fe, Co, Ni, Cu, Zn, Cd, B, Al, Ga, Ge, Sn, Pb, P, AS, Sb, Bi, S and Se in addition to tellurium, molybdenum or tellurium and molybdenum, or a mixture of these compounds, supported or unsupported on an inert carrier.The present invention is advantageously applied to ammoxidation in a fluidized bed.
    • 65. 发明授权
    • Endoscope system
    • 内窥镜系统
    • US08308635B2
    • 2012-11-13
    • US12330994
    • 2008-12-09
    • Hideki TanakaJun HasegawaToshio Nakamura
    • Hideki TanakaJun HasegawaToshio Nakamura
    • A61B1/00
    • A61B1/0052A61B1/0016A61B5/06A61B5/065
    • An endoscope system includes an endoscope with a bending portion installed on a distal side of an insertion portion; a bending drive unit which drives and bends the bending portion electrically; a map information storage unit which stores map information digitized by associating an amount of bending and a corresponding three-dimensional position and direction of a distal end of the insertion portion with each other, with a position near a rear end of the bending portion being designated as a reference position; a position and direction detecting unit which detects the position and direction of the distal end of the insertion portion; and a bending control unit which controls the bending drive unit to orient the distal end of the insertion portion into a target direction using the map information.
    • 一种内窥镜系统,包括:内窥镜,其具有安装在插入部的前侧的弯曲部; 弯曲驱动单元,其电动地弯曲弯曲部; 地图信息存储单元,其存储通过将弯曲的量与插入部的前端的对应的三维位置和方向相关联而被数字化的地图信息,在弯曲部的后端附近的位置被指定 作为参考; 位置和方向检测单元,其检测插入部分的远端的位置和方向; 以及弯曲控制单元,其使用所述地图信息来控制所述弯曲驱动单元将所述插入部的前端朝向目标方向。
    • 66. 发明授权
    • Endoscope bending control apparatus and endoscope system
    • 内窥镜弯曲控制装置及内窥镜系统
    • US08211009B2
    • 2012-07-03
    • US12764482
    • 2010-04-21
    • Hideki TanakaJun HasegawaToshio Nakamura
    • Hideki TanakaJun HasegawaToshio Nakamura
    • A61B1/04
    • G02B23/2476A61B1/0051A61B5/06A61B5/062
    • An endoscope bending control apparatus includes: an image feature value calculating section for calculating, based on an endoscopic image, an image feature value related to a luminal dark part; a bending control section for performing bending control on a bending portion in either one of a first bending operation mode in which a position of the luminal dark part is set as an insertion target and a distal end of the insertion portion is directed to the position and a second bending operation mode in which the distal end of the insertion portion is directed in a direction of the position of the luminal dark part; an operation mode switching section for switching an operation mode from one bending operation mode to the other according to a first switching condition based on the calculated image feature value; and a switching condition changing section for changing the first switching condition.
    • 内窥镜弯曲控制装置包括:图像特征量计算部,其根据内窥镜图像计算与管腔暗部相关的图像特征量; 弯曲控制部分,用于在其中将管腔暗部分的位置设置为插入目标的第一弯曲操作模式和插入部分的远端中的任一个中的弯曲部分上进行弯曲控制, 第二弯曲操作模式,其中插入部分的远端沿着管腔暗部位置的方向指向; 操作模式切换部分,用于根据所计算的图像特征值根据第一切换条件将操作模式从一个弯曲操作模式切换到另一个; 以及用于改变第一开关状态的开关条件改变部分。
    • 68. 发明授权
    • Endoscope system
    • 内窥镜系统
    • US08147402B2
    • 2012-04-03
    • US12763514
    • 2010-04-20
    • Hideki TanakaJun HasegawaToshio Nakamura
    • Hideki TanakaJun HasegawaToshio Nakamura
    • A61B1/00A61B1/04
    • G02B23/2476A61B1/0005A61B1/0051A61B1/0052A61B1/042A61B5/065H04N7/185
    • An endoscope system of the invention includes: an endoscope including an insertion portion, a distal end portion provided on a distal end side of the insertion portion, and a bending portion which is capable of changing a position and an orientation of the distal end portion; a position detecting section for acquiring position information on a position where the distal end portion is located; a passing target position setting section for setting a passing target position for the distal end portion; a path estimating section for estimating a path through which the distal end portion is to be passed; a bending control target position setting section for setting a bending control target position such that the distal end portion reaches the passing target position along the path; and a bending control information calculating section for calculating an amount of bending and a bending direction of the bending portion.
    • 本发明的内窥镜系统包括:内窥镜,具有插入部,设置在所述插入部的前端侧的前端部和能够改变前端部的位置和姿态的弯曲部; 位置检测部分,用于获取关于所述远端部分所在位置的位置信息; 通过目标位置设定部,用于设定前端部的通过目标位置; 路径估计部,用于估计要通过所述远端部的路径; 弯曲控制对象位置设定部,其设定使所述前端部沿着所述路径到达所述通过目标位置的弯曲控制对象位置; 以及弯曲控制信息计算部分,用于计算弯曲部分的弯曲量和弯曲方向。