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    • 1. 发明公开
    • Chromatographic separation process
    • 斯特凡恩zur色谱仪Trennung
    • EP1205224A1
    • 2002-05-15
    • EP01109456.2
    • 2001-04-24
    • NIPPON RENSUI CO.
    • Tanimura, MasatakeIkemoto, Manabu, Nippon Rensui Co.
    • B01D15/08B01J47/02
    • C13B20/144B01D15/1814B01D15/1864B01D15/361B01D15/362B01J39/26B01J47/026
    • A chromatographic separation process of a type wherein a feedstock fluid containing a plurality of components is supplied into a circulative chromatographic separation system, the process comprising the steps of (i) supplying the feedstock fluid and withdrawing a fraction enriched in a component, (ii) supplying a desorbent fluid and withdrawing a fraction enriched in another component, and (iii) circulating the fluid through the bed without supplying or withdrawing any fluid thereby making a mixed zone comprising a plurality of components move, a cycle including steps (i), (ii) and (iii) being repeated, wherein the packed bed comprises a first unit bed packed with an adsorbent, to which the feedstock fluid is supplied, and at least one other unit bed packed with an adsorbent, and the adsorbent (e.g., ion-exchange resin) packed into the first unit bed, to which the feedstock fluid is supplied, has a greater average particle size and/or a higher degree of crosslinking than that packed in the at least one other unit packed bed.
    • 一种类型的色谱分离方法,其中将含有多种组分的原料流体供应到循环色谱分离系统中,该方法包括以下步骤:(i)供应原料流体并萃取富含组分的级分,(ii) 提供解吸流体并抽出富集另一组分的级分,以及(iii)使流体循环通过床而不提供或排出任何流体,从而使包含多个组分的混合区域移动,包括步骤(i),( ii)和(iii)重复,其中填充床包括填充有供给原料流体的吸附剂的第一单元床和填充有吸附剂的至少一个其它单元床,以及吸附剂(例如离子 - 交换树脂)填充到供应原料流体的第一单元床中具有比包装的平均粒度更大的平均粒度和/或更高的交联度 所述至少一个其他单元填充床。
    • 7. 发明授权
    • DISCONTINUOUS COUNTERCURRENT CHROMATOGRAPHIC PROCESS
    • 不连续反流色谱过程
    • EP0877936B1
    • 2004-03-17
    • EP96939008.7
    • 1996-11-12
    • NOVASEP
    • GRILL, M., CharlesHAMPTON, W., Thomas
    • G01N30/44B01D15/08
    • B01D15/1814B01D15/1857B01D15/1864G01N30/44
    • A preparative chromatographic cyclical process comprising, at steady state: establishing a figure-of-eight circulating chromatographic profile between two chromatographic columns with the provision that said chromatographic profile never passes through a pump; discontinuously and periodically injecting a sample comprising at least two components, into said circulating profile; and collecting, discontinuously and periodically, at least two enriched fractions from said circulating profile, the apparatus for conducting this process comprising only two chromatographic columns, at least one solvent pump, and injection pump, two 4-way valves, and conduit communicating said columns and the two 4-way valves in the form of a figure-of-eight pattern without traversing a pump, and conduit communicating said at least one solvent pump and at least one of said columns.
    • 一种制备色谱循环方法,其包括:在稳定状态下:在两个色谱柱之间建立八数循环色谱分布图,条件是所述色谱分布图不会通过泵; 不连续地和周期性地将包含至少两种组分的样品注入到所述循环分布中; 并且不连续地且周期性地从所述循环分布中收集至少两种富集级分,用于进行该方法的装置仅包括两个色谱柱,至少一个溶剂泵和喷射泵,两个四通阀以及连通所述柱 以及八个八字形式的两个四通阀不经过泵,以及连通所述至少一个溶剂泵和至少一个所述柱的导管。