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    • 1. 发明授权
    • Process and device for the conversion of a greenhouse gas
    • 温室气体转化的工艺和装置
    • US6045761A
    • 2000-04-04
    • US930915
    • 1997-10-14
    • Alain BillBaldur EliassonEric KillerUlrich Kogelschatz
    • Alain BillBaldur EliassonEric KillerUlrich Kogelschatz
    • B01D53/32B01J19/08C07C29/50C01B21/00F01N3/10H05F3/00F28D8/04
    • C07C29/50B01D53/32B01D53/323B01J19/088Y02C20/20
    • So that fuels can be produced efficiently from an undesirable greenhouse gas, the gas is subjected, together with a catalyst gas, preferably nitrogen or nitrous oxide, and a hydrogen-containing gas or vapour, to a silent electric discharge in a 1st reactor (4). In the process, excited or ionized atoms and/or molecules are formed which are converted, in a catalyst reactor (8) comprising a copper-containing 1st catalyst (8'), to H.sub.2 and possibly CO. Via an expansion valve (9), a liquid (13) separates from a fuel in a liquid vessel (11). Gases escaping from the liquid vessel (11) are passed over a thermal reactor (14) containing a 2nd catalyst (15) and expanded via an expansion valve (16). In a downstream liquid vessel (11') CH.sub.3 OH, for example, separates as the desired liquid fuel (13'). The 1st reactor (4) and the thermal reactor (14) may be combined in a container comprising a plurality of reaction chambers which are parallel to one another.
    • PCT No.PCT / CH97 / 00042 Sec。 371日期1997年10月14日第 102(e)日期1997年10月14日PCT 1997年2月11日提交PCT公布。 出版物WO97 / 29833 日期1997年8月21日由于燃料可以从不期望的温室气体中有效地生产,所以将气体与催化剂气体,优选氮或一氧化二氮,含氢气体或蒸气一起经受静音放电 第一反应堆(4)。 在此过程中,形成激发的或离子化的原子和/或分子,其在包含含铜的第一催化剂(8')的催化剂反应器(8)中转化为H 2,并且可能地经由膨胀阀(9) 液体(13)与液体容器(11)中的燃料分离。 从液体容器(11)排出的气体通过含有第二催化剂(15)的热反应器(14),并通过膨胀阀(16)膨胀。 例如,在下游液体容器(11')CH3OH中分离为所需的液体燃料(13')。 第一反应器(4)和热反应器(14)可以组合在包括彼此平行的多个反应室的容器中。
    • 2. 发明授权
    • Mixing assembly for gaseous flows at different temperatures, in
particular for heterogeneous exothermic synthesis reactors
    • 用于不同温度气体流的混合组件,特别是用于异相放热合成反应器
    • US5951953A
    • 1999-09-14
    • US682710
    • 1996-07-30
    • Umberto ZardiGiorgio Pagani
    • Umberto ZardiGiorgio Pagani
    • B01F3/02B01F5/00B01J8/02B01J8/04B01J19/26F28D7/00F28D8/04
    • B01J8/0492B01J8/0257B01J8/0285B01J8/043B01J8/0453
    • The present invention relates to method for mixing gaseous flows at different temperatures. In particular, the present invention relates to heterogeneous exothermic synthesis reactors of the type including a plurality of superimposed catalytic beds wherein at least one of the beds is provided with a gas permeable wall for outlet of a hot gas flow. This method includes the steps of supplying gaseous reagents to at least one bed; reacting the gaseous reagents in that bed; and collecting a hot reaction gas flow leaving the gas permeable wall in an air space defined between the bed and a baffle extending below and parallel thereto. Further steps require directing the hot gas flow in the air space radially outward to an annular opening of constant thickness defined between the baffle and a side wall supporting the bed, wherein the ratio of the width of the annular opening and the thickness of the air space being between 0.2 and 1. Then, hot gas flow is discharged from air space through the annular opening and is subjected to a pressure drop of predetermined magnitude so as to uniform its flow rate. Finally, a cooling gas flow is injected into hot gas flow thus obtained, wherein cooling gas flow is provided at predetermined velocity from a perforated distributor supported below baffle, which is at a predetermined distance from the annular opening.
    • PCT No.PCT / EP95 / 00718 Sec。 371日期:1996年7月30日 102(e)日期1996年7月30日PCT 1995年2月25日提交PCT公布。 WO95 / 23642 PCT出版物 日期1995年9月8日本发明涉及在不同温度下混合气流的方法。 特别地,本发明涉及包括多个叠加催化床的类型的异相放热合成反应器,其中至少一个床设置有用于热气流出口的气体渗透壁。 该方法包括向至少一个床提供气态试剂的步骤; 使该床中的气态试剂反应; 并收集热气体流动,将气体可渗透壁留在空气空间中,所述空气空间限定在床与位于其下方并与其平行的挡板之间。 进一步的步骤需要将空气中的热气流径向向外引导到限定在挡板和支撑床之间的侧壁之间的恒定厚度的环形开口,其中环形开口的宽度与空气空间的厚度之比 在0.2和1之间。然后,热气流从空气空间通过环形开口排出,并经受预定量级的压力降,以使流量均匀。 最后,将冷却气体流注入由此获得的热气流中,其中冷却气体流以预定的速度从支撑在与环形开口预定距离的挡板下面的穿孔分布器提供。