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    • 75. 发明授权
    • Apparatus for the production of aromatic acids
    • 用于生产芳香酸的装置
    • US06761860B2
    • 2004-07-13
    • US10162777
    • 2002-06-03
    • Franco CodignolaAntonio Moro
    • Franco CodignolaAntonio Moro
    • B01J1000
    • C07C51/265B01J8/006B01J19/1862B01J2219/00006B01J2219/00103B01J2219/00105B01J2219/00162C07C63/26C07C63/24
    • A description is given here of a novel process for the production of monocarboxylic and polycarboxylic aromatic acids by the catalytic oxidation in homogeneous phase of aromatic compounds carrying at least one oxidizable substituent group attached directly to the carbon atom of the corresponding aromatic nucleus. The novel process according to the present invention comprises the steps of: a) catalytically oxidizing the corresponding aromatic precursors in liquid phase in the presence of gaseous oxygen; b) filtering the end product; c) recycling into the oxidation reactor at least part of the mother liquors resulting from the filtration stage, and is characterized by the fact that said steps from (a) to (c) are carried out in a closed and continuous cycle operating substantially under the same pressure and temperature conditions, preferably at 2-10 barg and 100-140° C.
    • 这里给出了通过在至少一个直接连接到相应芳香核的碳原子上的可氧化取代基的芳族化合物的均相中通过催化氧化制备单羧酸和多元羧酸芳香酸的新方法。 根据本发明的新方法包括以下步骤:a)在气态氧的存在下以液相催化氧化相应的芳族前体; b)过滤最终产品; c)将由过滤阶段产生的至少部分母液再循环到氧化反应器中,其特征在于以下事实:(a)至(c)的所述步骤在基本上在 相同的压力和温度条件,优选2-10巴和100-140℃
    • 76. 发明授权
    • Reactor comprising a contact tube bundle
    • 反应器包括接触管束
    • US06756023B1
    • 2004-06-29
    • US09744447
    • 2001-01-24
    • Franz CorrGerhard Olbert
    • Franz CorrGerhard Olbert
    • B01J806
    • C07D401/06B01J8/067B01J19/0013B01J19/2425B01J2208/00212B01J2208/00221B01J2208/00256B01J2208/00548B01J2219/00094B01J2219/00103B01J2219/00164C07D401/12C07D401/14C07D405/14F28D7/1669F28F9/0202F28F9/026F28F9/22F28F27/02F28F2250/06
    • The invention proposes a reactor (1) having a contact tube bundle (2) through whose space surrounding the contact tubes a heat-exchange medium circuit is passed, with ring lines (3, 4) at both ends of the reactor with jacket apertures (5, 6) for the supply and discharge of a heat-exchange medium by means of a pump via an external heat exchanger, where the heat-exchange medium is fed to the lower ring line (4) and is discharged to the heat exchanger via the upper ring line (3), and with baffle plates (7) which leave a passage cross section alternately in the reactor center and at the reactor edge. The upper (3) and lower (4) ring lines are each divided into an inner (11, 13) and an outer (12, 14) ring line by a cylindrical partition wall (8, 9), and the heat-exchange medium is fed to the outer lower ring line (14), via a region outside the reactor to the inner upper ring line (11), via the jacket apertures (5) of the latter to the region surrounding the contact tubes (2), via the jacket apertures (6) to the inner lower ring line (13) and subsequently via a region outside the reactor to the outer upper ring line (12).
    • 本发明提出了一种具有接触管束(2)的反应器(1),通过其接触管周围的空间通过热交换介质回路,反应器两端的环形线(3,4)具有护套孔(2) 5,6),用于通过外部热交换器通过泵供给和排出热交换介质,其中热交换介质被供给到下环管线(4),并通过外部热交换器排出到热交换器 上环线(3)和挡板(7),其在反应器中心和反应器边缘处交替地留下通道横截面。 上部(3)和下部(4)环形线通过圆柱形分隔壁(8,9)分别分成内部(11,13)和外部(12,14)环形线,热交换介质 经由反应器外部的区域经由内侧上环线(11)经由其后部的护套孔(5)经由接触管(2)周围的区域经由 所述护套孔(6)到所述内下环线(13),并且随后经由所述反应器外部的区域到所述外上环线(12)。
    • 77. 发明授权
    • Counterflow reactor with a bundle of contact tubes
    • 具有一束接触管的逆流反应器
    • US06747162B2
    • 2004-06-08
    • US10276223
    • 2002-11-14
    • Gerhard OlbertFranz Corr
    • Gerhard OlbertFranz Corr
    • F28D1500
    • C07C51/252B01J19/0013B01J19/2425B01J2219/00094B01J2219/00103C07C45/35C07C47/127C07C51/215C07C51/265F28F27/02C07C47/22C07C57/145C07C57/04C07C63/16
    • In a reactor (1) which has a bundle of catalyst tubes (2) and in which a heat transfer medium is circulated through the space surrounding the catalyst tubes, with the ring lines (3, 4) at both ends of the reactor with openings (5, 6) through the wall for introduction or removal of a heat transfer medium by means of one or more pumps, where the heat transfer medium is introduced into the lower ring line (4) and is returned via the upper ring line (3) to the pump(s) and the heat transfer medium or a substream of the heat transfer medium may, if desired, be passed over one or more external heat exchangers, and with deflecting plates (7) which alternately leave free an open cross section in the middle of the reactor and at the edge of the reactor, the lower ring line (4) is divided by means of a horizontal dividing wall (8) into two regions between which material can pass via preferably uniformly distributed openings (9) having a regulatable open cross section.
    • 在具有一束催化剂管(2)的反应器(1)中,其中传热介质循环通过催化剂管周围的空间,反应器的两端的环线(3,4)具有开口 (5,6),通过一个或多个泵引入或移除传热介质,其中传热介质被引入下环线(4)中,并通过上环线(3)返回 )和传热介质或传热介质的子流,如果需要,可以通过一个或多个外部热交换器,并且具有交替离开自由的偏转板(7)的开放横截面 在反应器的中间并且在反应器的边缘处,下环线(4)通过水平分隔壁(8)分成两个区域,材料可以经过优选均匀分布的开口(9)通过,该开口具有 一个可调节的开放横截面。