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Priority claimed from FI680022Aexternal-prioritypatent/FI48206C/en
Application filed by Kroyer K K KfiledCriticalKroyer K K K
Publication of FI54503BpublicationCriticalpatent/FI54503B/en
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Publication of FI54503CpublicationCriticalpatent/FI54503C/en
FOERFARANDE FOER DELIGNIFIERING AV CELLULOSAHALTIGT MATERIAL GENOM BEHANDLING MED ALKALI OCH SYRE TILLSAMMANS MED MAGNESIUMSALTER OCH KOMPLEXBILDARE HAERFOER