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    • 3. 发明公开
    • A catalytic reforming process
    • Verfahren zur katalytischen Reformierung。
    • EP0134335A1
    • 1985-03-20
    • EP83304722.8
    • 1983-08-15
    • UOP INC.
    • Peters, Kenneth David
    • C10G35/04
    • C10G35/04
    • Hydrocarbons are subjected to a catalytic reforming process in which they are preheated in a fired heater (4) prior to the reforming reactor (5,9,11) and the liquid portion of the reactor effluent is fractionated in a stabilizer column (16) to recover the product reformate (22). In order to dispense with a separate fired heater for the stabilizer column a predetermined amount of the reformate is reheated in indirect heat exchange (23a) in a convection heating section of the fired heater (4) for the reforming reactor (5, 9, 11) and then returned to the stabilizer column (16), and a further portion of the reformate is subjected to indirect heat exchange (15) with the reactor effluent and returned to the stabilizer column (16) to provide the remainder of its heat requirement.
    • 碳氢化合物进行催化重整过程,其中它们在重整反应器(5,9,11)之前在烧制加热器(4)中预热,并将反应器流出物的液体部分在稳定剂塔(16)中分馏至 回收产品重组(22)。 为了省略用于稳定剂塔的单独的燃烧加热器,在用于重整反应器(5,9,11)的燃烧加热器(4)的对流加热部分中,间接热交换(23a)中重新预定量的重整产物再加热 ),然后返回到稳定剂塔(16)中,并将另一部分重整产物与反应器流出物进行间接热交换(15)并返回到稳定塔(16),以提供剩余的热量需求。
    • 5. 发明公开
    • Multiple stage hydrocarbon conversion process
    • Mehrstufiges Verfahren zur Umwandlung von Kohlenwasserstoffen。
    • EP0025352A1
    • 1981-03-18
    • EP80303136.8
    • 1980-09-05
    • UOP INC.
    • Peters, Kenneth David
    • C10G35/12
    • B01J8/12C10G35/12
    • When using a multiple stage hydrocarbon conversion (e.g. reforming) system wherein a hydrogen-hydrocarbonaceous feedstock reaction mixture (10) is processed serially through a plurality of reaction zones (I-IV), each of which contains a particulate catalyst movable downwardly through the reaction zone, catalyst being withdrawn (31) from the last zone (IV) and fresh or regenerated catalyst introduced (28) into the first zone (I), and the effluent (11, 14, 17) from each reaction zone except the last is reheated (12,15, 18) before passage (13, 16, 19) to the next reaction zone, pinning of the catalyst particles is substantially alleviated by the device of charging only a portion (40-80 mole %) of the total hydrogen (2, 8, 10) to the first reaction zone (I), and charging the balance of the total hydrogen (4, 7) to a subsequent reaction zone (IV).
    • 当使用多级烃转化(例如重整)系统时,其中氢 - 烃类原料反应混合物(10)被串联地加工通过多个反应区(I-IV),每个反应区含有可通过反应物向下移动的颗粒催化剂 从第一区(IV)抽出催化剂(31),将引入的新鲜或再生的催化剂(28)引入第一区(I),并且除了最后一个区之外的每个反应区的流出物(11,14,17) 在通过(13,16,19)之前再加热(12,15,18)到下一个反应区,催化剂颗粒的钉扎基本上被装入仅部分(40-80摩尔%)总氢 (2,8,10)加入到第一反应区(I)中,并将总氢(4,7)的余量加入到次级反应区(IV)中。
    • 8. 发明公开
    • Multiple stage hydrocarbon conversion with gravity flowing catalyst particles
    • 多级烃转化与由重力催化剂颗粒流动。
    • EP0056009A1
    • 1982-07-14
    • EP82300027.8
    • 1982-01-05
    • UOP INC.
    • Peters, Kenneth David
    • C10G35/12
    • B01J8/12C10G35/12
    • A multiple stage catalytic conversion system is provided in which a hydrocarbonaceous charge stock and hydrogen flow serially through a plurality of catalytic reaction zones (I-IV), in each of which the catalyst particles are downwardly movable via gravity flow. At least four reaction zones are utilized, with the fresh feed and hydrogen reactant stream being split between the first and second reaction zones (I,II). The flow (10) of that portion introduced into the second zone is restricted (11). The effluent (12) from the first reaction zone (I) is also restricted (13) and then combined with the effluent (14) from the second reaction zone (II). One portion of the combined effluent (16) is introduced into the third reaction zone (III), and the remaining portion (17) is restricted in flow (18), combined with the effluent (19) from said third reaction zones (III), and introduced (21) into the fourth reaction zone (IV). This technique decreases the mass flow to the first three zones (I-III) and increases the pressure drop experienced within the entire conversion system, thus serving to alleviate the problems associated with the occurrence of stagnant catalyst areas as a result of catalyst particles being "pinned" within a reaction zone and thus unable to assume a downward gravity flow pattern. Restriction of the second zone feed (10) and first reaction zone effluent (12) ensures a higher pressure in the first zone (I).