Apparatus for catalytic distillation processes

Distillation: apparatus – Apparatus – Systems

Reexamination Certificate

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Details

C202S160000, C261S114200, C261S114400, C261S114500, C261SDIG072, C422S198000, C422S198000, C422S211000, C422S215000

Reexamination Certificate

active

07909966

ABSTRACT:
The invention disclosed relates to catalytic distillation column internals providing improved liquid reaction mixture and catalyst contacting for simultaneous catalytic reaction and separation of the reaction mixture. The invention is an improved catalytic distillation apparatus providing optimum balance of catalytic reaction and mass transfer steps, wherein distribution, mixing and feeding of liquid reaction mixture to the reaction zone and distillation section are better controlled and more uniformly applied. At least one catalyst bed is situated in at least one receiving pan of a distillation tray so that the tray performs the functions of both of the reaction section and the distillation section of the catalytic distillation column simultaneously within a stage.

REFERENCES:
patent: 5262094 (1993-11-01), Chuang et al.
patent: 5567396 (1996-10-01), Perry et al.
patent: 5762668 (1998-06-01), Lee et al.
patent: 5779993 (1998-07-01), Gentry
patent: 6723886 (2004-04-01), Allison et al.
patent: 7172179 (2007-02-01), Jacobs et al.
patent: 2004/0104108 (2004-06-01), Mason et al.

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