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    • 1. 发明授权
    • Method and apparatus for detecting and quantifying a chemical compound in a fluid flow
    • 用于检测和定量流体流中的化合物的方法和装置
    • US08393195B2
    • 2013-03-12
    • US12669227
    • 2008-06-24
    • Olivier DucreuxFabienne Le PeltierCyril Collado
    • Olivier DucreuxFabienne Le PeltierCyril Collado
    • G01N1/00G01N30/96
    • G01N1/4005G01N1/2214G01N1/2247G01N2001/4011
    • A method and apparatus for capturing a chemical compound, typically an impurity, and for accumulating said chemical compound on a capture mass CAPT included in at least one removable adsorbent cartridge MC over a period exceeding 2 days, with a view to the external chemical analysis thereof. The apparatus ST suitable for capturing at least one chemical compound in a fluid flow for its detection and/or quantification comprise, downstream of said cartridge or cartridges, at least one device for measuring the cumulative flow which has traversed the cartridge or cartridges over a set time period. In a preferred variation of the invention, the capture mass CAPT is fragmented into a plurality of elementary masses CAPTi which allows for the spread of an irreversible adsorption front or the displacement of a chromatographic zone.
    • 为了对其进行外部化学分析,本发明提供了一种用于捕获化合物(通常为杂质)的方法和装置,并且用于在超过2天的时间内将所述化合物累积在包含在至少一个可移除吸附剂盒MC中的捕获质量CAPT 。 适于捕获流体流中的至少一种化学化合物用于其检测和/或定量的装置ST包括在所述药筒或药筒的下游的至少一个装置,用于测量已经穿过药筒或药筒的累积流量 时间段。 在本发明的优选变型中,捕获质量CAPT被分段成多个基本质量CAPTi,其允许不可逆吸附前沿的扩散或色谱区的移位。
    • 3. 发明申请
    • PROCESS AND INSTALLATION FOR TESTING CATALYSTS
    • 过程和安装测试催化剂
    • US20110045596A1
    • 2011-02-24
    • US12668992
    • 2008-06-24
    • Olivier DucreuxFabienne Le PeltierCyril Collado
    • Olivier DucreuxFabienne Le PeltierCyril Collado
    • G01N31/10
    • B01J8/0285B01J8/008B01J8/0453B01J35/00B01J2208/00061B01J2208/00407B01J2208/00814B01J2208/00964B01J2208/00973B01J2219/00286B01J2219/00495B01J2219/00585B01J2219/00747G01N31/10
    • The invention relates to a process for testing performance levels and/or changes over time of at least one catalyst CAT for a fixed-bed reactor comprising at least the following stages: A device for a CT test, comprising at least one hollow metal cartridge MC that contains in particular the catalyst CAT, is connected at a point A of an industrial chemical installation that uses a reaction feedstock that is suitable for testing the catalyst CAT, At point A, a liquid stream that consists of a fraction that is less than or equal to 1% of the preheated reagents circulating in the industrial chemical installation that is circulated in the cartridge MC through the catalyst CAT is sampled at a reaction temperature for a period T, At least a fraction of the effluent of the cartridge MC is sampled for chemical analysis, Optionally, the device for the CT test of the industrial chemical installation is isolated without stopping its operation, and at least a fraction of the catalyst CAT is sampled for physical and/or chemical analysis. The invention also relates to an industrial chemical installation that comprises the device for the CT bypass test.
    • 本发明涉及一种用于测试至少一种用于固定床反应器的至少一种催化剂CAT的性能水平和/或随时间变化的方法,该固定床反应器至少包括以下阶段:用于CT测试的装置,包括至少一个中空金属盒MC 其特别包含催化剂CAT在工业化学设备的A点处连接,工业化学设备使用适合于测试催化剂CAT的反应原料。在A点,由低于或等于 相当于在通过催化剂CAT循环在筒MC中的工业化学设备中循环的预热试剂的1%在反应温度下进行一段时间T的采样,对盒式MC的至少一部分流出物进行取样 化学分析,任选地,用于工业化学设备的CT测试的装置被隔离而不停止其操作,并且至少一部分催化剂CAT被采样 用于物理和/或化学分析。 本发明还涉及一种工业化学设备,其包括用于CT旁路测试的装置。