EP 0576470 A1 19940105 - A METHOD FOR REDUCING PITCH TROUBLE IN MECHANICAL PULP.
Title (en)
A METHOD FOR REDUCING PITCH TROUBLE IN MECHANICAL PULP.
Title (de)
VERFAHREN ZUR VERMINDERUNG DER HARZ-PROBLEMEN IM MECHANISCHEN HOLZSTOFF.
Title (fr)
PROCEDE DE DIMINUTION DE LA TURBIDITE DUE A LA POIX DANS LA PULPE MECANIQUE.
Publication
Application
Priority
- FI 9200076 W 19920319
- FI 911410 A 19910322
Abstract (en)
[origin: WO9216687A1] The invention relates to a method for reducing the pitch trouble of mechanical pulp and/or papermaking pulp containing mechanical pulp by treating the pulp or white water with a cellulase/hemicellulase enzyme preparation.
Abstract (fr)
L'invention se rapporte à un procédé de diminution de la turbidité due à la poix de la pulpe mécanique et/ou de la pulpe à papier contenant de la pulpe mécanique, par traitement de la pulpe ou de la liqueur blanche avec une préparation d'enzymes de cellulase/hémicellulase.
IPC 1-7
IPC 8 full level
C12S 3/08 (2006.01); D21C 5/00 (2006.01); D21C 9/08 (2006.01)
CPC (source: EP)
D21C 5/005 (2013.01); D21C 9/08 (2013.01)
Citation (search report)
See references of WO 9216687A1
Designated contracting state (EPC)
AT BE CH DE DK ES FR GB IT LI NL SE
DOCDB simple family (publication)
WO 9216687 A1 19921001; AT E138130 T1 19960615; AU 1410492 A 19921021; AU 660966 B2 19950713; CA 2105159 A1 19920923; DE 69210811 D1 19960620; DE 69210811 T2 19961128; DK 0576470 T3 19960603; EP 0576470 A1 19940105; EP 0576470 B1 19960515; ES 2086732 T3 19960701; FI 911410 A0 19910322; FI 911410 A 19921005; FI 93230 B 19941130; FI 93230 C 19950310; JP 2588465 B2 19970305; JP H06506021 A 19940707; NZ 241976 A 19940225
DOCDB simple family (application)
FI 9200076 W 19920319; AT 92906287 T 19920319; AU 1410492 A 19920319; CA 2105159 A 19920319; DE 69210811 T 19920319; DK 92906287 T 19920319; EP 92906287 A 19920319; ES 92906287 T 19920319; FI 911410 A 19910322; JP 50552692 A 19920319; NZ 24197692 A 19920316