Paper web dryer and paper moisture profiling system

Details Paper web dryer and paper moisture profiling system Paper web dryer and paper moisture profiling system

1994-04-11

1995-05-23

Bennett, Henry T.

Drying and gas or vapor contact with solids

Apparatus

Rotary drums or receptacles

34120, 34122, 34123, F26B 1102

Patent

active

054169798

ABSTRACT:
Apparatus for drying a wet paper web during manufacture of the paper web. The apparatus allows the moisture profile of the web to be carefully controlled and adjusted. The apparatus includes a rotatable dryer drum and a hood partially encompassing the rotatable dryer drum. A plurality of elongated heater nozzle boxes are disposed in the hood interior and extend across the dryer drum in the cross-machine direction, the elongated heater nozzle boxes being arrayed side-by-side in the machine direction. A plurality of gas burners is located in each of the nozzle box interiors and arranged side-by-side along the length of the nozzle box interiors for producing hot combustion gases within the nozzle box interiors of the heater nozzle boxes.

REFERENCES:
patent: 2268988 (1942-01-01), Hess et al.
patent: 2576274 (1951-11-01), Albright
patent: 3163502 (1964-12-01), Justus et al.
patent: 3377056 (1968-04-01), Boye

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