Patent ID: 9506692
Filing Date: 2016-11-29
CPC Classification: D21F,F26B

Claim Text:
1. A method for dewatering a fibrous web, comprising: introducing a fibrous material for the formation of a fibrous web into a headbox between two wire conveyors and being dewatered, and, following the wire section, guiding the fibrous web through a plurality of presses and being dewatered, wherein the first press, through which the fibrous web is guided after the headbox, is equipped with a first and a second nip, the first press is formed by a wire roll and by two couch rolls which are in each case pressed against the wire roll in order to form the first and second nips, the wire roll being wrapped around by a wire conveyor and the couch rolls being wrapped around in each case by a common felt, and separating the common felt from the fibrous web in a region between the first and second nips, and dewatering the felt in the separated region between the first and second nips by way of a tubular suction device.