SE7410948LSE7410948ASE7410948ASE7410948LSE 7410948 LSE7410948 LSE 7410948LSE 7410948 ASE7410948 ASE 7410948ASE 7410948 ASE7410948 ASE 7410948ASE 7410948 LSE7410948 LSE 7410948L
Authority
SE
Sweden
Application number
SE7410948A
Inventor
Envirotech Ltd Erco
Original Assignee
Envirotech Ltd Erco
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 Envirotech Ltd ErcofiledCriticalEnvirotech Ltd Erco
Publication of SE7410948LpublicationCriticalpatent/SE7410948L/xx
D21C—PRODUCTION OF CELLULOSE BY REMOVING NON-CELLULOSE SUBSTANCES FROM CELLULOSE-CONTAINING MATERIALS; REGENERATION OF PULPING LIQUORS; APPARATUS THEREFOR
D21C11/00—Regeneration of pulp liquors or effluent waste waters
D21C11/0035—Introduction of compounds, e.g. sodium sulfate, into the cycle in order to compensate for the losses of pulping agents