System for modifying the moisture profile of a paper web

Details System for modifying the moisture profile of a paper web System for modifying the moisture profile of a paper web

1994-04-08

1995-11-14

Gromada, Denise L.

Drying and gas or vapor contact with solids

Process

Gas or vapor contact with treated material

34551, 34114, 34112, 34111, F26B 300

Patent

active

054655048

ABSTRACT:
A paper web in a paper machine including a yankee dryer is dried and the moisture profile thereof controlled by arraying a plurality of gas burners in a cross-machine direction within the hood of the yankee dryer to direct heat toward different incremental width portions of the paper web. The burners are independently controlled by a scanning moisture gauge.

REFERENCES:
patent: 2268988 (1942-01-01), Hess et al.
patent: 3163502 (1964-12-01), Justus et al.
patent: 3293770 (1966-12-01), Rauskolb
patent: 3377056 (1968-04-01), Boye
patent: 4590685 (1986-05-01), Roth
patent: 4942675 (1990-07-01), Sundovist

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