Invention Grant
- Patent Title: Process and apparatus for simulated counter-current chromatographic separation for high-productivity production of paraxylene
- Patent Title (中): 用于高效生产对二甲苯的模拟逆流色谱分离的方法和设备
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Application No.: US14093599Application Date: 2013-12-02
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Publication No.: US09452370B2Publication Date: 2016-09-27
- Inventor: Pascal Etienne , Philibert Leflaive , Damien Leinekugel Le Cocq , Catherine Laroche
- Applicant: IFP ENERGIES NOUVELLES
- Applicant Address: FR Ruel-Malmaison
- Assignee: IFP ENERGIES NOUVELLES
- Current Assignee: IFP ENERGIES NOUVELLES
- Current Assignee Address: FR Ruel-Malmaison
- Agency: Millen White Zeland and Branigan, PC
- Agent John Sopp; Anthony Zelano
- Priority: FR1203277 20121203
- Main IPC: C07C7/12
- IPC: C07C7/12 ; C07C7/13 ; B01D15/18 ; B01J20/18 ; B01J20/28
Abstract:
The present invention describes a process for the separation of xylenes in simulated counter-current utilising at least one adsorber with a limited cumulated total height (Hcu) of adsorbent and a superficial velocity (Vsl) of less than 2 cm/s.
Public/Granted literature
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