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    • 3. 发明授权
    • Electrochemical cells
    • 电化学细胞
    • US5230968A
    • 1993-07-27
    • US699810
    • 1991-05-13
    • Roger J. BonesDavid TeagleMarion R. RanceJohan CoetzerJames H. Duncan
    • Roger J. BonesDavid TeagleMarion R. RanceJohan CoetzerJames H. Duncan
    • H01M4/64H01M2/18H01M10/39
    • H01M2/18H01M10/39
    • A laterally compressed envelope of solid electrolyte material is provided for use as an electrode holder in an electrochemical cell. It has two opposed major faces sealed together along at least part of the periphery of the envelope, each major face being provided by a sheet of said solid electrolyte material. Each sheet is provided on its inner surface with a plurality of ribs or corrugations extending alongside one another, each rib or corrugation of each said sheet crossing over a plurality of the ribs or corrugations of the other said sheet. The envelope has an internal volume, between the sheets, defined at least in part by grooves or valleys between the ribs or crests of the corrugations. Each part of said internal volume is in communication with each other part of said internal volume. The invention also provides a method of making the envelope, and an electrochemical cell in which the envelope forms an electrode holder.
    • 提供固体电解质材料的侧向压缩外壳,用作电化学电池中的电极保持器。 它具有两个相对的主面,沿着外壳的至少一部分周边密封在一起,每个主面由一片固体电解质材料提供。 每个片材在其内表面上设置有多个沿着彼此延伸的肋或波纹,每个所述片的每个肋或波纹跨越另一个所述片的多个肋或波纹。 该封套在片之间具有至少部分地由波纹的肋或波纹之间的凹槽或谷部限定的片之间的内部容积。 所述内部容积的每个部分与所述内部容积的彼此部分连通。 本发明还提供了一种制造该封套的方法,以及一种电化学电池,其中该封套形成电极支架。
    • 6. 发明授权
    • Electrochemical cell
    • 电化学电池
    • US4774156A
    • 1988-09-27
    • US57423
    • 1987-06-02
    • Roger J. BonesDerrick J. BakerJohan Coetzer
    • Roger J. BonesDerrick J. BakerJohan Coetzer
    • H01M10/39H01M10/42
    • H01M10/39H01M10/3909H01M10/42
    • The invention provides a rechargeable electrochemical cell comprising a cell housing 10 divided by a separator 20 into a pair of electrode compartments, one of which contains an anode substance and the other of which contains an active cathode substance and an electrolyte. The anode and electrolyte are liquid at the operating temperature of the cell and the electrode compartments are each divided into a gas chamber communicating with an electrode chamber. The gas chamber contains an inert gas under pressure and the electrode chamber contains a liquid, namely the anode material or the liquid electrolyte. A wall of each electrode chamber is provided by the separator and each electrode chamber has a closeable bleed outlet 74, 80. The cell has an operative attitude in which said bleed outlets can be used to bleed gas from the associated electrode chambers, and each electrode chamber is in communication with the associated gas chamber, such that the cell in its operative attitude has each electrode chamber completely full of liquid, and each gas chamber containing inert gas under pressure and liquid.
    • 本发明提供了一种可再充电电化学电池,其包括由分隔件20分成一对电极隔室的电池壳体10,其中一个电极隔室含有阳极物质,另一个包含活性阴极物质和电解质。 阳极和电解质在电池的工作温度下是液体,并且电极室被分成与电极室连通的气室。 气室内含有惰性气体,电极室内含有液体,即阳极材料或液体电解液。 每个电极室的壁由分离器提供,并且每个电极室具有可闭合的渗出口74,80。电池具有操作姿态,其中所述排出口可用于从相关联的电极室排出气体,并且每个电极 室与相关联的气室连通,使得处于其操作姿态的电池具有完全充满液体的每个电极室,并且每个气室在压力和液体下容纳惰性气体。
    • 7. 发明授权
    • Electric cells
    • 电池
    • US4105834A
    • 1978-08-08
    • US839021
    • 1977-10-03
    • Derrick J. BakerRoger J. Bones
    • Derrick J. BakerRoger J. Bones
    • H01M10/39
    • H01M10/3909
    • The invention provides an electric cell having a compartment containing liquid anode, a compartment containing liquid cathode, a solid electrolyte which partially bounds each of the compartments, a ceramic support member which supports the solid electrolyte, and metallic closure members closing the compartments. The closure member closing the liquid anode compartment is joined to the support member by a brazed joint resistant to the liquid anode, and the closure member closing the liquid cathode compartment is joined to the support member or the solid electrolyte by a glass seal.
    • 本发明提供了一种具有包含液体阳极的隔间的电池,包含液体阴极的隔室,部分地限定每个隔间的固体电解质,支撑固体电解质的陶瓷支撑构件和闭合隔室的金属封闭构件。 关闭液体阳极室的封闭构件通过耐液体阳极的钎焊接头连接到支撑构件,并且关闭液体阴极室的封闭构件通过玻璃密封件接合到支撑构件或固体电解质。
    • 8. 发明授权
    • Electrochemical cell
    • 电化学电池
    • US4895773A
    • 1990-01-23
    • US253267
    • 1988-10-04
    • Roger J. BonesJames L. Sudworth
    • Roger J. BonesJames L. Sudworth
    • H01M10/39H01M10/42
    • H01M10/39H01M10/42
    • The invention provides a rechargeable electrochemical power storage cell. The cell has an anode compartment defined between a cell casing and a separator, the anode compartment containing active anode material which is liquid at the operating temperature of the cell. The separator defines a cathode compartment containing an electrolyte which is liquid at the operating temperature of the cell, and an active cathode material. The separator separates said compartments from each other and during discharge of the cell the active anode material passes from the anode compartment to the cathode compartment through the separator, to enter the cathode compartment in ionic form. The active anode material passes through the separator from the cathode compartment to the anode compartment during charging of the cell. At least one of said compartments is sealed and is provided with switch means, which switch means is operative in response to an excursion, past a threshold value, of pressure in the sealed compartment arising from passage of active anode material through the separator during operation of the cell while it is connected to an external circuit, to prevent further operation of the cell while said pressure remains past said threshold value.
    • 本发明提供一种可再充电电化学蓄电池。 该电池具有限定在电池壳体和隔板之间的阳极室,阳极室包含在电池工作温度下为液态的活性阳极材料。 分离器限定了包含在电池的工作温度下为液体的电解质的阴极室和活性阴极材料。 隔板将隔间彼此隔开,并且在电池放电期间,活性阳极材料通过隔板从阳极隔室通过阴极隔室,以离子形式进入阴极室。 活性阳极材料在电池充电期间通过分离器从阴极室传递到阳极室。 所述隔间中的至少一个是密封的,并且设置有开关装置,该开关装置响应于在活动阳极材料通过隔离件期间在密封隔室中的偏移超过阈值的偏移而操作, 该单元在连接到外部电路时,以防止在所述压力保持超过所述阈值时电池的进一步操作。
    • 9. 发明授权
    • Method of making a transition metal electrode
    • 制造过渡金属电极的方法
    • US4772449A
    • 1988-09-20
    • US58829
    • 1987-06-05
    • Roger J. BonesDavid A. TeagleStephen D. Brooker
    • Roger J. BonesDavid A. TeagleStephen D. Brooker
    • H01M10/36H01M4/02H01M10/39B22F3/00
    • H01M10/39H01M4/02
    • A method of making a cathode suitable for an electrochemical cell of the type having a molten sodium anode, a beta"-alumina separator, and a cathode which comprises one or more transition metals selected from the group comprising Fe, Ni, Co, Cr and Mn. The method comprises heating a particulate starting material comprising at least one member of the group of transition metals in an oxidizing atmosphere to cause its particles to become at least partially oxidized, and to adhere together to form a unitary porous matrix. This matrix is then heated in a reducing atmosphere at least partially to reduce the oxide formed during the formation of the matrix, and the reduced matrix is then impregnated with a sodium aluminium chloride molten salt electrolyte. Sodium chloride in dispersed form is incorporated into the matrix, preferably by mixing sodium chloride in particulate form with the particulate transition metal starting material, before the heating in an oxidizing atmosphere to form the matrix.
    • 一种制备阴极的方法,该阴极适用于具有熔融钠阳极,β“ - 氧化铝隔板和阴极的电化学电池,其包含一种或多种选自Fe,Ni,Co,Cr 和Mn。 该方法包括在氧化气氛中加热包含至少一种过渡金属组分的颗粒起始材料,使其颗粒至少部分氧化,并粘附在一起形成整体多孔基体。 然后将该基质在还原气氛中至少部分地加热以减少在形成基体期间形成的氧化物,然后用铝酸钠熔融盐电解质浸渍还原的基体。 将分散形式的氯化钠加入到基质中,优选通过在氧化气氛中加热形成基质之前,将粒状的氯化钠与颗粒状过渡金属原料混合。