Hoods for the cylinder drying section of paper making machines a

Drying and gas or vapor contact with solids – Apparatus – With waste gas heat and/or power conservers

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34114, 34213, F26B 1308

Patent

active

042689740

ABSTRACT:
A hood for the cylinder drying section of paper making machines and other cylinder drying machines comprising a framework composed of hollow square or rectangular tubes supporting the hood through which heated air is passed for delivery between the cylinders, inlet air being drawn in by a fan and passing over a heat transfer unit and a steam battery separated from the cylinder chamber by an inclined diaphragm wall and an exhaust fan for drawing the moist air from the cylinder chamber through a damper valve controlled duct to the heater chamber for recirculation or exhaust.

REFERENCES:
patent: 2370422 (1945-02-01), Reed
patent: 3434224 (1969-03-01), Blomgren et al.
patent: 3720003 (1973-03-01), Huthmann
patent: 3762067 (1973-10-01), Whittaker et al.

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