Drying section apparatus

Details Drying section apparatus Drying section apparatus

1998-02-11

1999-11-30

Bennett, Henry

Drying and gas or vapor contact with solids

Apparatus

Rotary drums or receptacles

34117, 34119, F26B 1102, D21F 500

Patent

active

059920408

ABSTRACT:
A drying section apparatus is disclosed for drying a web of paper. The apparatus includes a size press for applying size to at least one side of the web. A single tier dryer is disposed downstream relative to the size press for drying the web. The single tier dryer includes a plurality of dryer cylinders and a plurality of vacuum rolls. Each of the vacuum rolls is disposed between adjacent dryer cylinders of the plurality of dryer cylinders. A dryer felt extends around at least one of the dryer cylinders. The arrangement is such that at least one of the dryer cylinders is top felted for permitting downward removal of broke. An air cap is disposed above at least one of the dryer cylinders for blowing air through the felt for drying the web disposed between the dryer cylinder and the felt. The arrangement is such that both sides of the web are dried during passage of the web through the single tier dryer.

REFERENCES:
patent: 5557860 (1996-09-01), Kotitschke et al.
patent: 5592751 (1997-01-01), Guggemos et al.
patent: 5634402 (1997-06-01), Rudd et al.
patent: 5641387 (1997-06-01), Baldini
patent: 5756156 (1998-05-01), Elijoki et al.

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