EP 0948677 B1 20000830 - METHOD FOR PRODUCING PAPER
Title (en)
METHOD FOR PRODUCING PAPER
Title (de)
VERFAHREN ZUR HERSTELLUNG VON PAPIER
Title (fr)
PROCEDE DE PRODUCTION DE PAPIER
Publication
Application
Priority
- DE 19654390 A 19961227
- EP 9706857 W 19971209
Abstract (en)
[origin: US6083348A] PCT No. PCT/EP97/06857 Sec. 371 Date Jan. 27, 1999 Sec. 102(e) Date Jan. 27, 1999 PCT Filed Dec. 9, 1997 PCT Pub. No. WO98/29603 PCT Pub. Date Jul. 9, 1998Paper is produced by draining a paper stock containing process chemicals on a paper machine, a main stream of the paper stock and a dilution stream which consists of white water, contains at least 5% by weight of the process chemicals and amounts to 5-35% by volume of the total head box feed being fed via a head box to the paper machine wire. The papers thus produced have an excellent formation profile and an outstanding ash distribution.
IPC 1-7
IPC 8 full level
D21F 1/08 (2006.01); D21H 23/04 (2006.01); D21H 23/24 (2006.01); D21H 17/37 (2006.01); D21H 17/54 (2006.01); D21H 21/10 (2006.01)
CPC (source: EP US)
D21F 1/08 (2013.01 - EP US); D21H 23/24 (2013.01 - EP US); D21H 17/375 (2013.01 - EP US); D21H 17/54 (2013.01 - EP US); D21H 21/10 (2013.01 - EP US)
Designated contracting state (EPC)
AT CH DE ES FI FR GB IT LI NL PT SE
DOCDB simple family (publication)
US 6083348 A 20000704; AT E195985 T1 20000915; CA 2256431 A1 19980709; CA 2256431 C 20051108; DE 19654390 A1 19980702; DE 59702299 D1 20001005; EP 0948677 A1 19991013; EP 0948677 B1 20000830; ES 2151296 T3 20001216; JP 2001508137 A 20010619; PT 948677 E 20010131; WO 9829603 A1 19980709
DOCDB simple family (application)
US 14758299 A 19990127; AT 97952902 T 19971209; CA 2256431 A 19971209; DE 19654390 A 19961227; DE 59702299 T 19971209; EP 9706857 W 19971209; EP 97952902 A 19971209; ES 97952902 T 19971209; JP 52957198 A 19971209; PT 97952902 T 19971209