EP 1266087 B1 20060726 - ARRANGEMENT AND METHOD FOR FORMING A MULTILAYERED PAPER OR PAPERBOARD WEB
Title (en)
ARRANGEMENT AND METHOD FOR FORMING A MULTILAYERED PAPER OR PAPERBOARD WEB
Title (de)
VORRICHTUNG UND VERFAHREN ZUR HERSTELLUNG VON MEHRLAGIGEM PAPIER ODER KARTON
Title (fr)
AGENCEMENT ET PROCEDE DE FORMATION D'UNE BANDE DE PAPIER OU DE CARTON MULTICOUCHES
Publication
Application
Priority
- SE 0002570 W 20001215
- SE 9904605 A 19991215
- US 17197999 P 19991223
Abstract (en)
[origin: WO0144569A1] The invention relates to an arrangement for forming a multilayered paper or paperboard web (D) from stock suspensions with papermaking fibres and fines, said arrangement including at least a first (101; 201; 301; 401; 501) and a second (102; 202; 302; 402; 502) forming unit, at least one of the forming units being of twin wire type and having a forming roll for forming a fibrous web (A or B) having a higher content of fines at one side (x or z) than at the other (y or w), and a couch device (117; 217; 316; 317; 416, 417) for couching together said fibrous web (A or B) having a higher content of fines at one side with an other fibrous web (B or A) to form the multilayered web (D), wherein both of the two forming units are of twin wire type and include a forming roll (109; 209; 309; 409; 509 and 111; 211; 311; 411; 511) for forming a fibrous web (A and B) having a higher content of fines at one side (x and z) than at the other (y and w), and that the two forming units (101; 201; 301; 401; 501 and 102, 202; 302; 402; 502) are so arranged relative to each other as to place the web sides (x and z) having the highest content of fines in contact with each other for couching together to form the multilayered web (D). The invention further relates to a method of forming a multilayered paper or paperboard web using said arrangement.
IPC 8 full level
D21F 11/04 (2006.01); D21F 9/00 (2006.01); D21F 9/02 (2006.01)
CPC (source: EP)
D21F 9/003 (2013.01); D21F 9/006 (2013.01); D21F 9/02 (2013.01); D21F 11/04 (2013.01)
Designated contracting state (EPC)
AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE TR
DOCDB simple family (publication)
WO 0144569 A1 20010621; AT E334259 T1 20060815; AU 2245001 A 20010625; AU 778169 B2 20041118; CA 2394283 A1 20010621; CA 2394283 C 20080812; CN 1208515 C 20050629; CN 1409787 A 20030409; DE 60029639 D1 20060907; DE 60029639 T2 20070726; EP 1266087 A1 20021218; EP 1266087 B1 20060726; JP 2003528990 A 20030930
DOCDB simple family (application)
SE 0002570 W 20001215; AT 00986164 T 20001215; AU 2245001 A 20001215; CA 2394283 A 20001215; CN 00817192 A 20001215; DE 60029639 T 20001215; EP 00986164 A 20001215; JP 2001545644 A 20001215