EP 3008240 B1 20180418 - METHOD FOR TREATING CHEMICAL PULPS BY TREATMENT WITH OZONE IN THE PRESENCE OF MAGNESIUM IONS
Title (en)
METHOD FOR TREATING CHEMICAL PULPS BY TREATMENT WITH OZONE IN THE PRESENCE OF MAGNESIUM IONS
Title (de)
VERFAHREN ZUR BEHANDLUNG VON CHEMISCHEM ZELLSTOFF DURCH BEHANDLUNG MIT OZON IN GEGENWART VON MAGNESIUMIONEN
Title (fr)
PROCEDE DE TRAITEMENT DES PATES PAPETIERES CHIMIQUES PAR TRAITEMENT A L'OZONE EN PRESENCE D'IONS MAGNESIUM
Publication
Application
Priority
- FR 1355496 A 20130613
- FR 2014051460 W 20140613
Abstract (en)
[origin: WO2014199101A1] The invention relates to a method for treating chemical pulp, comprising a step of treating the pulp with ozone following a step of alkaline extraction, wherein the alkaline extraction is carried out in the presence of magnesium ions (Mg2+).
IPC 8 full level
D21C 9/00 (2006.01); D21C 9/08 (2006.01); D21C 9/10 (2006.01); D21C 9/153 (2006.01)
CPC (source: EP RU US)
D21C 9/002 (2013.01 - EP RU US); D21C 9/004 (2013.01 - EP RU US); D21C 9/005 (2013.01 - EP RU US); D21C 9/08 (2013.01 - EP RU US); D21C 9/083 (2013.01 - EP RU US); D21C 9/086 (2013.01 - EP RU US); D21C 9/1073 (2013.01 - EP RU US); D21C 9/153 (2013.01 - EP RU US)
Designated contracting state (EPC)
AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR
DOCDB simple family (publication)
WO 2014199101 A1 20141218; BR 112015030608 A2 20170725; BR 112015030608 B1 20220315; CA 2916017 A1 20141218; CA 2916017 C 20210720; CL 2015003506 A1 20160603; CN 105556030 A 20160504; CN 105556030 B 20190503; EP 3008240 A1 20160420; EP 3008240 B1 20180418; ES 2675003 T3 20180705; FR 3007044 A1 20141219; FR 3007044 B1 20160115; JP 2016524053 A 20160812; JP 6401252 B2 20181010; NO 3008240 T3 20180915; PL 3008240 T3 20181130; RU 2015153381 A 20170718; RU 2015153381 A3 20180326; RU 2670540 C2 20181023; US 10006168 B2 20180626; US 2016130751 A1 20160512
DOCDB simple family (application)
FR 2014051460 W 20140613; BR 112015030608 A 20140613; CA 2916017 A 20140613; CL 2015003506 A 20151130; CN 201480032623 A 20140613; EP 14734894 A 20140613; ES 14734894 T 20140613; FR 1355496 A 20130613; JP 2016518573 A 20140613; NO 14734894 A 20140613; PL 14734894 T 20140613; RU 2015153381 A 20140613; US 201414896031 A 20140613