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Application filed by Walli Kommanditgesellschaft HfiledCriticalWalli Kommanditgesellschaft H
Priority to AT612768ApriorityCriticalpatent/AT288145B/de
Priority to DE19691926713prioritypatent/DE1926713C3/de
Priority to FR6919320Aprioritypatent/FR2011679A1/fr
Application grantedgrantedCritical
Publication of AT288145BpublicationCriticalpatent/AT288145B/de
Verfahren zur Gewinnung von ungeschwärzter Papiermasse mit unzerstörten Fasern aus bedrucktem Altpapier od. dgl. und Vorrichtung zur Durchführung des Verfahrens