Plate for columns performing distillation and/or absorption proc

Details Plate for columns performing distillation and/or absorption proc Plate for columns performing distillation and/or absorption proc

1983-12-13

1985-07-30

Chiesa, Richard L.

Gas and liquid contact apparatus

Contact devices

Wet baffle

202158, 261114R, B01F 304

Patent

active

045320870

ABSTRACT:
A plate for columns performing distillation and/or absorption processes in which through openings in the plate body are provided with an inlet weir and with an outlet weir and in such openings inserts (8-21; 30) are fixedly mounted containing through holes with changing cross-sections, each insert (8-12; 30) contains a through hole which with respect to the flow direction of vapor and/or gas has an inlet zone (19;25) with an inwardly decreasing cross-section, an intermediate cylindrical zone (20, 26) connected thereto and, as a continuation thereof, an outlet zone (21;27) having an outwardly increasing cross-section; the plate body (2) and the upper surface of the inserts (8-12; 30) are aligned in a common or essentially common plane and, at least some of the inserts (8-12; 30); have through holes with their geometrical axis (x) being inclined under an acute angle (.alpha.) with respect to the upper plane of the plate body (2).

REFERENCES:
patent: 1442414 (1923-01-01), Rose
patent: 2523126 (1950-09-01), Long
patent: 2609277 (1952-09-01), McNamara
patent: 2924441 (1960-02-01), Osborne
patent: 3045989 (1962-07-01), Kittel
patent: 3364988 (1968-01-01), Hartmann
patent: 3417975 (1968-12-01), Williams et al.
patent: 4238426 (1980-12-01), Slobodyanik
patent: 4275021 (1981-06-01), Kirkpatrick et al.
patent: 4305895 (1981-12-01), Heath et al.

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