Distillation: apparatus – Apparatus – Systems
Reexamination Certificate
2011-03-22
2011-03-22
Manoharan, Virginia (Department: 1771)
Distillation: apparatus
Apparatus
Systems
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.
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patent: 2004/0104108 (2004-06-01), Mason et al.
Chiang Pai-Yu Polly
Chuang Karl T.
Lin Tzong-Bin
Shen Hung-Chung
Wu Kuang-Yeu
AMT International Inc.
Chen Spencer S.
CPC Corporation, Taiwan
Manoharan Virginia
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