Discharge and draw-off device for driers of material webs

Details Discharge and draw-off device for driers of material webs Discharge and draw-off device for driers of material webs

1973-09-24

1976-12-07

Camby, John J.

Drying and gas or vapor contact with solids

Apparatus

Rotary drums or receptacles

F26B 1300

Patent

active

039953750

ABSTRACT:
This invention relates to an improvement in a discharge and draw-off device for driers of material webs including nozzle casings mounted transversely over the path of a web to be dried, and having discharge apertures in said casings for discharging a drying medium and interstices between said casings for drawing-off said medium, the improvement comprising a substantially V-shaped formation of rows of the discharge apertures, whereby a double whirl is produced whose flow spiral increases in the direction toward the draw-off openings.

REFERENCES:
patent: 3292274 (1966-12-01), Seth
patent: 3577651 (1971-05-01), Nichols

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