SE310453BSE10301/65ASE1030165ASE310453BSE 310453 BSE310453 BSE 310453BSE 10301/65 ASE10301/65 ASE 10301/65ASE 1030165 ASE1030165 ASE 1030165ASE 310453 BSE310453 BSE 310453B
Authority
SE
Sweden
Application number
SE10301/65A
Inventor
K Cederquist
Original Assignee
Defibrator 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 Defibrator AbfiledCriticalDefibrator Ab
Priority to SE10301/65ApriorityCriticalpatent/SE310453B/xx
Publication of SE310453BpublicationCriticalpatent/SE310453B/xx
D21C—PRODUCTION OF CELLULOSE BY REMOVING NON-CELLULOSE SUBSTANCES FROM CELLULOSE-CONTAINING MATERIALS; REGENERATION OF PULPING LIQUORS; APPARATUS THEREFOR
D21C7/00—Digesters
B—PERFORMING OPERATIONS; TRANSPORTING
B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
B01J4/00—Feed or outlet devices; Feed or outlet control devices
B01J4/001—Feed or outlet devices as such, e.g. feeding tubes
B01J4/007—Feed or outlet devices as such, e.g. feeding tubes provided with moving parts
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