Apparatus for drying a tissue web

Drying and gas or vapor contact with solids – Apparatus – Rotary drums or receptacles

Reexamination Certificate

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Details

C034S120000, C034S114000

Reexamination Certificate

active

06904700

ABSTRACT:
A through-air drying apparatus is disclosed. The through-air drying apparatus includes a rotating drying cylinder over which a tissue web is carried and dried. A hood surrounds the drying cylinder leaving an open free end. In accordance with the present invention, an external baffle is positioned adjacent to the open free end of the drying cylinder to prevent external air from leaking in or infiltrating the drying cylinder.

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Abstract of WO90/12151, Oct. 18, 1990.

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