METHOD FOR RECOVERING CHEMICALS IN A PROCESS OF PRODUCING PULP BY KRAFT PROCESS

In a process for producing kraft pulp, the process is made closed, the yield of pulp is improved and environmental problems are minimized. An alkaline solution containing Na2S which flows in a process of producing kraft pulp, is electrolyzed by an electrolytic oxidation method; a liquid which is for...

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Bibliographische Detailangaben

Hauptverfasser:	ANDOH, TATSUYA, WATANABE, KEIGO, SAKAI, KAZUAKI, NAKAO, MAKOTO, NANRI, YASUNORI
Format:	Patent
Sprache:	eng ; fre ; ger
Schlagworte:	APPARATUS THEREFOR PAPER-MAKING PRODUCTION OF CELLULOSE PRODUCTION OF CELLULOSE BY REMOVING NON-CELLULOSE SUBSTANCESFROM CELLULOSE-CONTAINING MATERIALS REGENERATION OF PULPING LIQUORS TEXTILES
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