SE341517BSE758766ASE758766ASE341517BSE 341517 BSE341517 BSE 341517BSE 758766 ASE758766 ASE 758766ASE 758766 ASE758766 ASE 758766ASE 341517 BSE341517 BSE 341517B
Authority
SE
Sweden
Application number
SE758766A
Inventor
F Nardi
G Adami
Original Assignee
Agricola Ind Cellulosa Italian
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Agricola Ind Cellulosa ItalianfiledCriticalAgricola Ind Cellulosa Italian
Publication of SE341517BpublicationCriticalpatent/SE341517B/xx
D21C—PRODUCTION OF CELLULOSE BY REMOVING NON-CELLULOSE SUBSTANCES FROM CELLULOSE-CONTAINING MATERIALS; REGENERATION OF PULPING LIQUORS; APPARATUS THEREFOR
D21C9/00—After-treatment of cellulose pulp, e.g. of wood pulp, or cotton linters ; Treatment of dilute or dewatered pulp or process improvement taking place after obtaining the raw cellulosic material and not provided for elsewhere
D21C9/10—Bleaching ; Apparatus therefor
D21C9/1026—Other features in bleaching processes
D—TEXTILES; PAPER
D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
D21C—PRODUCTION OF CELLULOSE BY REMOVING NON-CELLULOSE SUBSTANCES FROM CELLULOSE-CONTAINING MATERIALS; REGENERATION OF PULPING LIQUORS; APPARATUS THEREFOR
D21C9/00—After-treatment of cellulose pulp, e.g. of wood pulp, or cotton linters ; Treatment of dilute or dewatered pulp or process improvement taking place after obtaining the raw cellulosic material and not provided for elsewhere