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    • 34. 发明申请
    • Method For Manufacturing Catalyst From Recovered Catalyst
    • 从回收催化剂制备催化剂的方法
    • US20120329638A1
    • 2012-12-27
    • US13582055
    • 2011-03-28
    • Tatsuhiko KurakamiTakayuki IijimaTomoaki KobayashiToshitake Kojima
    • Tatsuhiko KurakamiTakayuki IijimaTomoaki KobayashiToshitake Kojima
    • B01J27/28
    • C07C51/235B01J27/199B01J27/285B01J35/023B01J37/0009B01J37/0045B01J38/68C07C51/252Y02P20/584C07C57/04
    • The present invention relates to a method for manufacturing a regenerated catalyst from a recovered catalyst from manufacturing process or a used catalyst of a heteropoly acid-based catalyst containing molybdenum, phosphorus, vanadium or copper as an essential component by the below-described Process a to Process f: Process a: a solution A is prepared by mixing a substance M with an aqueous solvent and removing a component insoluble in the solvent; Process b: the molar quantity of at least one component of molybdenum, phosphorus, vanadium or copper contained in the solution A is measured; Process c: an aqueous hydrogen peroxide solution is added to the solution A to obtain a solution B; Process d: the difference between the content obtained in Process b and the theoretical value of a required element is determined and the shortage amount of the catalyst component is added to the solution B to prepare a solution C; Process e: the solution C is dried to prepare catalyst granules D; and Process f: the catalyst granules D are molded and subsequently calcined to prepare a molded catalyst E, the manufacturing method is also simple, and the obtained said regenerated catalyst has performance equivalent to an unused target catalyst, leading to a large advantage that it can be used as it is in combination with an unused target catalyst.
    • 本发明涉及一种从制造方法回收的催化剂制造再生催化剂的方法或通过下述方法a至于含有钼,磷,钒或铜作为必要成分的杂多酸系催化剂的使用催化剂 方法f:处理a:通过将物质M与水性溶剂混合并除去不溶于溶剂的组分来制备溶液A; 方法b:测量溶液A中所含的钼,磷,钒或铜的至少一种组分的摩尔量; 方法c:向溶液A中加入过氧化氢水溶液以获得溶液B; 方法d:确定方法b中获得的含量与所需要元素的理论值之间的差异,并将催化剂组分的不足量加入到溶液B中以制备溶液C; 方法e:将溶液C干燥以制备催化剂颗粒D; 和方法f:将催化剂颗粒D模塑并随后煅烧以制备模制催化剂E,制备方法也简单,所得到的所述再生催化剂具有与未使用的目标催化剂相当的性能,导致其可以 可以与未使用的目标催化剂组合使用。
    • 35. 发明授权
    • Gas liquefaction plant
    • 气液化厂
    • US07461520B2
    • 2008-12-09
    • US10526104
    • 2004-11-09
    • Takayuki IijimaShinichi FukuokaNaoyuki Takezawa
    • Takayuki IijimaShinichi FukuokaNaoyuki Takezawa
    • F25J1/00
    • F25J1/0022F25J1/0214F25J1/0258F25J1/0259
    • A gas liquefaction plant includes a pre-cooling exchanger which pre-cools a feed gas by means of indirect heat exchange with a first refrigerant; a first refrigerant compressor which compresses the first refrigerant which has been used for refrigerating the feed gas in the pre-cooling exchanger; a cryogenic heat exchanger which refrigerates and liquefies the feed gas which has been pre-cooled by the pre-cooling exchanger by means of indirect heat exchange with a second refrigerant; a second refrigerant compressor which refrigerates the second refrigerant which has been used for cooling and liquefying the feed gas in the cryogenic heat exchanger; and a piping complex which receives piping used in the gas liquefaction plant, wherein the pre-cooling exchanger, the first refrigerant compressor, the cryogenic heat exchanger, and the second refrigerant compressor are installed at one side of the piping complex.
    • 气体液化设备包括预冷却交换器,其通过与第一制冷剂的间接热交换来预冷却进料气体; 第一制冷剂压缩机,其压缩用于冷却前冷却交换器中的进料气体的第一制冷剂; 一种低温热交换器,其通过与第二制冷剂的间接热交换来冷却并液化由预冷却交换器预冷却的进料气体; 第二制冷剂压缩机,其冷冻已经用于冷却和液化低温热交换器中的进料气体的第二制冷剂; 以及管道系统,其接收在气体液化设备中使用的管道,其中预冷却交换器,第一制冷剂压缩机,低温热交换器和第二制冷剂压缩机安装在管道系统的一侧。