Dryer section apparatus

Details Dryer section apparatus Dryer section apparatus

1994-02-04

1996-05-21

Bennet, Henry A.

Drying and gas or vapor contact with solids

Apparatus

Rotary drums or receptacles

34123, D06F 5800

Patent

active

055177654

ABSTRACT:
A dryer section apparatus as disclosed for drying a web of paper. The apparatus includes a plurality of dryer groups disposed successively relative to one another, such that the web is progressively dried during movement thereof through the dryer groups. The plurality of groups include a first single-tier group for drying the first side of the web, and a second two-tier group disposed downstream relative to the first group. A second single-tier group is disposed downstream relative to the two-tier group for restraining the web against cross machine directional shrinkage.

REFERENCES:
patent: 1606310 (1926-11-01), McCorkindale
patent: 4876803 (1989-10-01), Wedel
patent: 4982513 (1991-01-01), Loser et al.
patent: 5232554 (1993-08-01), Kotitschke
patent: 5269074 (1993-12-01), Sims et al.
patent: 5311672 (1994-05-01), Kotitschke et al.
G. Wedel et al, `Trockenpartie-Konzept . . . `, Whole Document Das Papier, vol. 43, #10a (Oct. 1989).
W. Haessmer, `Trocknungstechnik und deren . . . `, pp. V155-V163 Das Papier, vol. 44, #10a (Oct. 1990).
G. Wedel et al, `Advances in dryer . . . ` pp. 65-69 Tappi Journal, vol. 70, #9 (Sep. 1987).

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