SE307503BSE4781/65ASE478165ASE307503BSE 307503 BSE307503 BSE 307503BSE 4781/65 ASE4781/65 ASE 4781/65ASE 478165 ASE478165 ASE 478165ASE 307503 BSE307503 BSE 307503B
Authority
SE
Sweden
Application number
SE4781/65A
Inventor
G Malm
Original Assignee
Svenska Cellulosa Ab
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 Svenska Cellulosa AbfiledCriticalSvenska Cellulosa Ab
Priority to SE4781/65ApriorityCriticalpatent/SE307503B/xx
Priority to FI0932/66Aprioritypatent/FI43946B/fi
Publication of SE307503BpublicationCriticalpatent/SE307503B/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
D21C9/001—Modification of pulp properties
D21C9/002—Modification of pulp properties by chemical means; preparation of dewatered pulp, e.g. in sheet or bulk form, containing special additives
D21C9/005—Modification of pulp properties by chemical means; preparation of dewatered pulp, e.g. in sheet or bulk form, containing special additives organic compounds