Fractionation column containing stacked fractionation trays

Details Fractionation column containing stacked fractionation trays Fractionation column containing stacked fractionation trays

1999-03-24

2000-10-17

Chiesa, Richard L.

Gas and liquid contact apparatus

Contact devices

Wet baffle

202158, 2611145, B01F 304

Patent

active

061318914

ABSTRACT:
A novel fractionation column (1) internal structure consists of groups of fractionation trays in which the upper trays rest upon the bottommost tray of the group, which is the only tray of the group supported by the column wall. Preferably the downcomers (13) or disengagement plates of the upper tray rest upon the tops of the downcomers (13) of the next lower tray. Only the bottom tray is supported as by a ring (12) attached to the column.

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M.R. Resetarits and R.J. Miller. "Increase demethanizer efficiency and capacity." Hydrocarbon Processing, Oct. 1991.
Nutter Engineering. Package Trays for Pipe-Size Process Vessels. Bulletin PT-1, undated.

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