-
1.发明公开METHOD FOR BLEACHING CHEMICAL PAPER PULPS BY FINAL OZONE TREATMENT AT HIGH TEMPERATURE 无效BLEACH程序对化学纸电池材料用臭氧处理在高温下
公开(公告)号：EP2092116A1
公开(公告)日：2009-08-26
申请号：EP07857425.8
申请日：2007-12-11
发明人： PIPON, Guillaume , LACHENAL, Dominique , CHIRAT, Christine , HOSTACHY, Jean-Christophe , RIED, Achim
IPC分类号： D21C9/153
CPC分类号： D21C9/153
摘要： A method for treating a prebleached chemical pulp including a step of ozone treatment of the pulp, carried out at a temperature above 60° C., advantageously above 65° C. and even more advantageously above or equal to 70° C.
-
2.发明授权METHOD FOR BLEACHING CHEMICAL PAPER PULPS BY FINAL OZONE TREATMENT AT HIGH TEMPERATURE 无效BLEACH程序对化学纸电池材料用臭氧处理在高温下
公开(公告)号：EP2092116B1
公开(公告)日：2012-08-22
申请号：EP07857425.8
申请日：2007-12-11
发明人： PIPON, Guillaume , LACHENAL, Dominique , CHIRAT, Christine , HOSTACHY, Jean-Christophe , RIED, Achim
IPC分类号： D21C9/153
CPC分类号： D21C9/153
摘要： A method for treating a prebleached chemical pulp including a step of ozone treatment of the pulp, carried out at a temperature above 60° C., advantageously above 65° C. and even more advantageously above or equal to 70° C.
-
搜索结果
2 条记录 (耗时 0.01 秒)
筛选
AND
AND
过滤
NOT
NOT
扫码加群
