Press section with inverted extended nip press and roll press

Details Press section with inverted extended nip press and roll press Press section with inverted extended nip press and roll press

1991-05-24

1992-06-09

Hastings, Karen M.

Paper making and fiber liberation

Processes and products

Running or indefinite length work forming and/or treating...

162359, 1623601, D21F 304

Patent

active

051203995

ABSTRACT:
A press apparatus is disclosed for pressing a formed web of paper. The apparatus includes an extended nip press for pressing water from the formed web. A press roll is disposed downstream relative to the extended nip press, and a roll cooperates with the press roll for defining therebetween a roll couple for further pressing the web such that substantially uniform surface characteristics are imparted to both sides of the web.

REFERENCES:
patent: 4483745 (1984-11-01), Wicks et al.
patent: 4874470 (1989-10-01), Skaugen
patent: 4880502 (1989-11-01), Wedel
patent: 4915790 (1990-04-01), Dahl
patent: 4919761 (1990-04-01), Schiel et al.
patent: 4976820 (1990-11-01), Laapotti

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