EP 0863254 B1 20030806 - Process and paper machine to manufacture a multilayer fibrous web
Title (en)
Process and paper machine to manufacture a multilayer fibrous web
Title (de)
Verfahren und Papiermaschine zur Herstellung einer mehrlagigen Faserstoffbahn
Title (fr)
Procédé et machine à papier pour la fabrication d'une bande fibreuse multi-couches
Publication
Application
Priority
DE 19704443 A 19970206
Abstract (en)
[origin: EP0863254A2] To produce a multi-layer paper, with two stock inlets (12,23) and two formers (14,24), the paper layer structure is developed at least at one of the two formers (14,24) between a blanket (2) and fourdrinier (20) passing round a former roller (16,26). Also claimed is a papermaking machine where at least one of the two formers (14,24) is a crescent former, with a blanket (22) and a fourdrinier (20) passing round the former roller (16).
IPC 1-7
IPC 8 full level
D21F 9/00 (2006.01); D21F 11/04 (2006.01); D21F 11/14 (2006.01)
CPC (source: EP)
D21F 11/04 (2013.01); D21F 11/14 (2013.01)
Designated contracting state (EPC)
DE FI SE
DOCDB simple family (publication)
DE 19704443 A1 19980813; DE 59710541 D1 20030911; EP 0863254 A2 19980909; EP 0863254 A3 19991103; EP 0863254 B1 20030806
DOCDB simple family (application)
DE 19704443 A 19970206; DE 59710541 T 19971129; EP 97121015 A 19971129