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    • 6. 发明授权
    • Reactor for catalytic dehydrogenation of hydrocarbons with selective
oxidation of hydrogen
    • 用氢气选择性氧化的催化脱氢反应器
    • US5997826A
    • 1999-12-07
    • US860069
    • 1997-08-05
    • Rune LodengPal Soraker
    • Rune LodengPal Soraker
    • B01J8/04C07C5/333C07C5/48B01J8/02B01J10/00B01J35/02
    • B01J8/0492B01J8/04B01J8/0457C07C5/333C07C5/48
    • A reactor for catalytic dehydrogenation of dehydrogenatable hydrocarbons, in particular C.sub.3 and/or C.sub.4 hydrocarbons, in a hydrocarbon-containing stream, with selective oxidation of hydrogen. The reactor comprises serially connected in the flow direction of the hydrocarbon-containing stream: a first catalyst zone (2), an oxygen admixing zone (3) provided with a means (5) for separate feeding of an oxygen-containing gas into the hydrocarbon-containing stream, and a second catalyst zone (4). The oxygen admixing zone (3) has a cross section area in the flow direction of the hydrocarbon-containing stream which is from 0.5% to 75% of the cross section area of each of the two catalysts zones (2, 4), so as to obtain a higher flow velocity in the oxygen-admixing zone (3) than in the catalyst zones. The means (5) for feeding oxygen-containing gas is designed to feed said gas with a flow velocity which is at least 1 m/s and is up to 200 times higher than the flow velocity of the hydrocarbon-containing stream in the oxygen-admixing zone. The oxygen-admixing zone (3) is free of catalyst at least in the region adjacent to the oxygen feeding means (5).
    • PCT No.PCT / NO95 / 00236 Sec。 371日期:1997年8月5日 102(e)日期1997年8月5日PCT 1995年12月18日PCT PCT。 出版物WO96 / 19424 日期1996年6月27日一种用于在含烃流中催化脱氢可再氢化烃,特别是C3和/或C4烃的反应器,其具有氢的选择性氧化。 反应器包括在含烃流的流动方向上串联连接:第一催化剂区(2),氧混合区(3),其设有用于将含氧气体单独进料到烃中的装置(5) 和第二催化剂区(4)。 氧混合区(3)在含烃流的流动方向上具有占两个催化剂区域(2,4)的截面积的0.5%至75%的横截面积,因此 以在氧气混合区(3)中获得比在催化剂区域中更高的流速。 用于供给含氧气体的装置(5)被设计成以至少1m / s的流速供给所述气体,并且比含氧气体中的含烃流的流速高达200倍。 混合区 至少在与氧气供给装置(5)相邻的区域中,氧气混合区(3)不含催化剂。