Patent ID: 6733632
Filing Date: 2004-05-11
Classification: D21G

Abstract:
An apparatus for on-line manufacture of paper comprising a paper machine having a dry end and a supercalender arranged on-line following the dry end, the supercalender having a plurality of nips through which a paper web travels, further comprising a moisture application device following the dry end of the paper machine, the moisture application device comprising at least one nozzle-type moistening unit for applying a spray mist onto the paper web, wherein the moisture application device is configured to uniformly moisten the paper web in a Z-direction of the paper web by being spaced from the super calender such that the paper web travels through a first nip of the supercalender about 0.6 to 1.2 s after the application of the spray mist, further comprising a steam delivery device arranged immediately in front of the first nip of the supercalender and downstream of the moisture application device in a travel direction of the paper web, the steam delivery device being mounted such that a temperature and moisture increase of the paper web resulting from the steam application is not leveled out when the paper web travels through the first nip.