Global Patent Index - EP 2074257 A1

EP 2074257 A1 20090701 - TREATMENT OF PULP

Title (en)

TREATMENT OF PULP

Title (de)

ZELLSTOFFBEHANDLUNG

Title (fr)

TRAITEMENT DE PÂTE

Publication

EP 2074257 A1 20090701 (EN)

Application

EP 07794198 A 20070829

Priority

  • SE 2007050588 W 20070829
  • EP 06121100 A 20060922
  • EP 07794198 A 20070829

Abstract (en)

[origin: WO2008036031A1] The present invention relates to a method of treating an aqueous suspension of bleached pulp derived from an alkaline pulping process comprising dewatering and drying said suspension, wherein the pH of the suspension to be treated ranges from about 6.5 to 5 about 12.

IPC 8 full level

D21C 9/18 (2006.01); D21C 9/00 (2006.01); D21C 9/10 (2006.01); D21H 21/14 (2006.01)

CPC (source: EP)

D21C 9/002 (2013.01); D21C 9/18 (2013.01); D21H 21/143 (2013.01)

Citation (search report)

See references of WO 2008036031A1

Designated contracting state (EPC)

AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IS IT LI LT LU LV MC MT NL PL PT RO SE SI SK TR

DOCDB simple family (publication)

WO 2008036031 A1 20080327; AR 062866 A1 20081210; BR PI0717429 A2 20131112; CA 2664088 A1 20080327; CA 2664088 C 20150224; CL 2007002697 A1 20080328; EA 014734 B1 20110228; EA 200970314 A1 20091030; EP 2074257 A1 20090701; EP 2074257 B1 20161123; ES 2612270 T3 20170516; NO 20091573 L 20090421; PT 2074257 T 20170210; ZA 200902765 B 20100331

DOCDB simple family (application)

SE 2007050588 W 20070829; AR P070104103 A 20070917; BR PI0717429 A 20070829; CA 2664088 A 20070829; CL 2007002697 A 20070920; EA 200970314 A 20070829; EP 07794198 A 20070829; ES 07794198 T 20070829; NO 20091573 A 20090421; PT 07794198 T 20070829; ZA 200902765 A 20090421