FI46753C - Tapa impregnoida lignoselluloosapitoista kuituainetta osittain nesteel lä täytetyssä keittimessä tai muussa suljetussa tilassa.
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Tapa impregnoida lignoselluloosapitoista kuituainetta osittain nesteel lä täytetyssä keittimessä tai muussa suljetussa tilassa.
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Publication of FI46753BpublicationCriticalpatent/FI46753B/fi
Publication of FI46753CpublicationCriticalpatent/FI46753C/fi
D21C—PRODUCTION OF CELLULOSE BY REMOVING NON-CELLULOSE SUBSTANCES FROM CELLULOSE-CONTAINING MATERIALS; REGENERATION OF PULPING LIQUORS; APPARATUS THEREFOR
D21C3/00—Pulping cellulose-containing materials
D21C3/22—Other features of pulping 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
D21C7/00—Digesters
D21C7/14—Means for circulating the lye
FI660468A1965-02-251966-02-24Tapa impregnoida lignoselluloosapitoista kuituainetta osittain nesteel lä täytetyssä keittimessä tai muussa suljetussa tilassa.
FI46753C
(fi)