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    • 32. 发明申请
    • Mixing device
    • 混合装置
    • US20060164911A1
    • 2006-07-27
    • US10530930
    • 2003-10-14
    • Hartmut NikolaiErnst-Jurgen Grittmann
    • Hartmut NikolaiErnst-Jurgen Grittmann
    • B29B7/42B29B7/58
    • B29C47/60B29B7/421B29C47/0009
    • A device comprising a shaft (1), a front ring (2), which is non-positively and positively connected to this shaft, an end ring (3), which is non-positively and positively connected to the shaft at a distance A from the front ring, and a loose mixing ring (4), which is freely rotatable and located between the front ring and the end ring, wherein the front ring and the end ring in each case have at least one channel (2k) or (3k), respectively, which runs axially parallel, at an angle in relation to the axis of the shaft or helically, and has in each case at least two regions (2b1 and 2b2) or (3b1 and 3b2) of different outside diameters, of which the region with the smaller outside diameter (2b2) or (3b2) is respectively located on the side facing the mixing ring, and the mixing ring has a first region (4b1) in which its inside diameter is large enough for it to be able to overlap with the region of smaller diameter of the front ring (2b2), has an adjoining region (4b2) in which the mixing ring has on its inner side at least one channel (4k) which runs axially parallel, at an angle in relation to the axis of the shaft or helically thereto, and also an adjoining third region (4b3), in which its inside diameter is large enough for it to be able to overlap with the region of smaller diameter of the end ring (3b2) and the mixing ring is so long that, in its respective end positions, the other of the two rings (2) or (3) respectively is partially overlapped by the mixing ring.
    • 一种装置,包括轴(1),前端环(2),其不间断地和主动地连接到该轴上;端环(3),其以一定距离A不间断地和主动地连接到轴 以及松散的混合环(4),其可自由旋转并位于前环和端环之间,其中前环和端环在每种情况下具有至少一个通道(2k)或 (3k),其分别轴向平行地以相对于轴的轴线或螺旋形的方式成角度地延伸,并且在每种情况下具有至少两个区域(2ba和2b) 其中外径较小的区域(2b <2>),或(3b) SUB 3)或(3 b 2 2 N)分别位于面向混合环的一侧,并且混合环具有第一区域(4 b <1 >),其中其内径足够大以使其能够与其重叠 所述前环的较小直径的区域(2 b 2 2)具有邻接区域(4b),其中所述混合环的内侧具有至少一个 通道(4k),其以相对于轴的轴线或螺旋形的方式以一定角度轴向平行地延伸,以及相邻的第三区域(4 b 3 N 3),其中其内径为 足够大以使其能够与端环(3 b 2 2)的较小直径的区域重叠,并且混合环如此长,使得在其各自的端部位置中,另一个 两个环(2)或(3)分别与混合环部分重叠。
    • 33. 发明申请
    • Method for producing aldehydes from alkanes
    • 从烷烃生产醛的方法
    • US20060122436A1
    • 2006-06-08
    • US10533959
    • 2003-11-03
    • Götz-Peter SchindlerRocco PacielloKlaus Harth
    • Götz-Peter SchindlerRocco PacielloKlaus Harth
    • C07C45/50
    • C07C45/72C07C5/42C07C29/141C07C45/50Y02P20/125C07C31/125C07C47/02C07C11/06C07C11/08
    • Process for preparing saturated aliphatic Cn-aldehydes and Cn-1-alkanes, where n is from 4 to 20, which comprises a) providing a feed gas stream comprising one or more Cn-1-alkanes, b) subjecting the Cn-1-alkanes to a catalytic dehydrogenation to give a product gas stream comprising unreacted Cn-1-alkanes, one or more Cn-1-alkenes and secondary constituents, c) at least partly hydroformylating the Cn-1-alkenes in the presence of the Cn-1-alkanes and possibly the secondary constituents by means of carbon monoxide and hydrogen in the presence of a hydroformylation catalyst to give the Cn-aldehydes, d) separating the product mixture obtained to give a stream comprising the Cn-aldehydes and a stream comprising Cn-1-alkanes and possibly secondary constituents, e) recirculating at least part of the gas stream comprising the Cn-1-alkanes and possibly the secondary constituents as recycle gas stream to the catalytic alkane dehydrogenation (step b)).
    • 制备饱和脂肪族C n - 醛和C n-1-N烷烃的方法,其中n为4至20,其包括a)提供包含一种 或更多的C 1〜n烷烃,b)使C 1 -C 12烷烃进行催化脱氢,得到包含未反应的C n的产物气流 -1个 - 烷烃,一个或多个C n-1 - 烯烃和第二组分,c)至少部分地将C 1 -C 6 - 亚烷基 在加氢甲酰化催化剂存在下,通过一氧化碳和氢气存在C n-1 - 烷烃并且可能存在第二成分,得到C 1 -C 6烷基 ,d)将得到的产物混合物分离得到包含C 1 -C 4烷基的物流和包含C 1〜N 2烷烃的物流,并且可能是二级成分,e)循环 气流的至少一部分包含C n-1 - 烷烃,并且可能是二级的 y成分作为催化烷烃脱氢的再循环气流(步骤b))。
    • 36. 发明申请
    • Method for Controlling the Reactor Admission Temperature During the Production of Methylamine
    • 控制甲胺生产过程中反应器进口温度的方法
    • US20070270614A1
    • 2007-11-22
    • US10573185
    • 2004-09-24
    • Werner ReutemannRolf WambsganssFrank PoplowTheodor WeberKarl-Heinz RossManfred Julius
    • Werner ReutemannRolf WambsganssFrank PoplowTheodor WeberKarl-Heinz RossManfred Julius
    • C07C209/14
    • C07C209/16C07C211/04
    • The invention relates to a process for preparing methylamines by gas-phase reaction of methanol and ammonia as starting materials at a pressure in the range from 15 to 30 bar in the presence of heterogeneous catalyst. The starting materials are vaporized in one or more heat exchangers (1, 2, 3), superheated to produce a feed gas stream and subsequently fed into a reactor (4), with the mixing of the starting materials being able to be carried out in the feed stream to one of the heat exchangers (1, 2, 3) or at any desired position in a heat exchanger (1, 2, 3). A product gas stream comprising monomethylamine, dimethylamine and trimethylamine and also reaction by-products is taken off from the reactor (4). To control the reactor inlet temperature of the starting materials to a temperature in the range from 360° C. to 370° C., all or some of the feed gas stream or the product gas stream is passed through an adjustable valve (5) in order to vary the pressure and thus the condensation temperature.
    • 本发明涉及通过甲醇和氨作为起始原料在非均相催化剂存在下在15至30巴的压力下气相反应制备甲胺的方法。 起始材料在一个或多个热交换器(1,2,3)中蒸发,过热以产生进料气流,并随后进料到反应器(4)中,原料的混合能够进行 到一个热交换器(1,2,3)或在热交换器(1,2,3)中的任何期望位置的进料流。 从反应器(4)中取出包含一甲胺,二甲胺和三甲胺以及反应副产物的产物气流。 为了将原料的反应器入口温度控制在360℃至370℃的温度范围内,所有或一些进料气流或产物气流通过可调节阀(5),其中 以改变压力,从而改变冷凝温度。