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    • 3. 发明申请
    • Positive battery electrodes and positive electrode fabrication methods
    • 正电池电极和正极制造方法
    • US20060147796A1
    • 2006-07-06
    • US11314816
    • 2005-12-21
    • Tamaki MiuraJunji KatamuraMikio Kawai
    • Tamaki MiuraJunji KatamuraMikio Kawai
    • H01M4/02H01M4/62
    • H01M4/131H01M4/0404H01M4/1391H01M4/36H01M4/505H01M4/525H01M4/625H01M10/0525H01M2004/021H01M2004/028Y02E60/122
    • The disclosure relates to positive electrodes for storage cells including a ground positive electrode active material and a conductivity enhancement additive, wherein the ground positive electrode active material exhibits a specific surface area of 5 m2/g or greater, a crystallite diameter of 70 nanometers or less, and a 50% cumulative particle diameter of 1 micrometer or less. The disclosure further relates to storage batteries including positive electrodes having ground positive electrode active material, and battery modules including multiple electrically connected batteries, each battery including one or more storage cells having a positive electrode including ground positive electrode active material. The disclosure also relates to methods of fabricating storage cells and batteries with positive electrodes having ground positive electrode active material. Storage cells according to some embodiments of the invention may have applications for motor vehicle batteries, particularly for electrically powered automobiles.
    • 本发明涉及包含研磨的正极活性物质和导电性增强添加剂的储存电池用正极,其中研磨的正极活性物质的比表面积为5m 2 / g以上, 微晶直径为70纳米以下,50%累积粒径为1微米以下。 本发明还涉及包括具有接地正极活性物质的正电极和包括多个电连接电池的电池模块的蓄电池,每个电池包括一个或多个具有包括研磨的正极活性材料的正极的存储单元。 本公开还涉及制造具有研磨的正极活性材料的具有正电极的储存电池和电池的方法。 根据本发明的一些实施例的存储单元可以具有用于机动车辆电池的应用,特别是用于电动汽车的应用。
    • 4. 发明申请
    • Graphite-base hydrogen storage material and production method thereof
    • 石墨基储氢材料及其制备方法
    • US20060019162A1
    • 2006-01-26
    • US11175521
    • 2005-07-05
    • Minoru ShirahigeKoji YonetaJunji KatamuraMikio KawaiMasaharu HatanoMasashi Ito
    • Minoru ShirahigeKoji YonetaJunji KatamuraMikio KawaiMasaharu HatanoMasashi Ito
    • H01M4/58C01B31/02
    • H01M8/065B82Y30/00C01B3/0021C01B32/22Y02E60/325
    • Disclosed is a hydrogen storage material and a production method thereof. The hydrogen storage material has a carbon material having: an interlayer space for hydrogen occlusion, produced by removal at least a portion of an organic compound from a graphite intercalation compound comprising graphite and the organic compound intercalated in the graphite; and an active point at which hydrogen is adsorbed, being produced on the remaining organic compound and/or a part of the hexagonal carbon layers defining the interlayer space. It has a layered lattice structure with hexagonal carbon layers and an expanded interlayer space, and its density determined in accordance with He equilibrium pressure density measuring method changes according as pre-equilibrium He pressures and falls in a range of 0.2 to 1.2 g/cm3 at pre-equilibrium pressures of 0.2 MPa and 0.8 MPa. The hydrogen storage material is produced by; preparing an organic-graphite intercalation compound; and reducing the organic-graphite intercalation compound to remove at least a portion of the inserted organic compound from the organic-graphite intercalation compound, thereby forming an interlayer space.
    • 公开了一种储氢材料及其制造方法。 储氢材料具有碳材料,其具有:通过从包含石墨的石墨插层化合物和插入石墨中的有机化合物除去至少一部分有机化合物而产生的用于氢气闭塞的层间空间; 以及在剩余的有机化合物和/或限定层间空间的六方碳层的一部分上产生吸附氢的活性点。 它具有具有六方碳层和扩展的层间空间的层状晶格结构,并且其根据He平衡压力密度测量方法确定的密度根据平衡前He He压力而变化并且在0.2-1.2g / cm 2的范围内变化, 在0.2MPa和0.8MPa的平衡前压力下,SUP> 3。 储氢材料由 制备有机 - 石墨插层化合物; 并且还原有机 - 石墨插层化合物以从有机 - 石墨插入化合物中除去至少一部分插入的有机化合物,由此形成层间空间。
    • 7. 发明授权
    • Method and device for forming tubular work into shaped hollow product by using tubular hydroforming
    • 通过使用管状液压成型将管状工件形成成形中空产品的方法和装置
    • US06415638B1
    • 2002-07-09
    • US09534261
    • 2000-03-24
    • Hiroshi SakuraiEizaburou NakanishiShinji OoeMasanobu HayasakaJunji Katamura
    • Hiroshi SakuraiEizaburou NakanishiShinji OoeMasanobu HayasakaJunji Katamura
    • B21D2602
    • B21D22/125B21D22/105
    • For forming a tubular work into a shaped hollow product by using hydroforming process, a method and a device are described. In the method, female and male dies are prepared. The female die has a longitudinally extending cavity which has a polygonal cross section when receiving the male die. The tubular work is placed into the cavity of the female die. The interior of the tubular work is then fed with a hydraulic fluid, and the pressure of the fluid is increased to a given level. The given level is smaller than a critical level that causes a bulging of the tubular work. The male die is then pressed against the tubular work to deform the same while keeping the hydraulic fluid at the given level, thereby forming a shaped hollow product that has a polygonal cross section that conforms to that of the cavity. The pressing work is continued until a circumferential length of the shaped hollow product becomes shorter than that of the tubular work.
    • 为了通过使用液压成型工艺将管状工件形成成型的中空产品,描述了一种方法和装置。 在该方法中,制备阴模和阴模。 阴模具有纵向延伸的空腔,当接收阳模时,其具有多边形横截面。 将管状工件放入阴模的空腔中。 然后,管状工件的内部被供给液压流体,并且流体的压力增加到给定的水平。 给定的水平小于导致管状工作膨胀的临界水平。 然后将阳模压在管状工件上以使其变形,同时将液压流体保持在给定的水平,从而形成具有与腔的多边形横截面一致的成形中空产品。 压制工作继续进行,直到成形中空制品的圆周长度变得短于管状工件的圆周长度。