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
Priority claimed from DE3909004Aexternal-prioritypatent/DE3909004A1/en
Application filed by Basf AgfiledCriticalBasf Ag
Publication of NO904954D0publicationCriticalpatent/NO904954D0/en
Publication of NO904954LpublicationCriticalpatent/NO904954L/en
Publication of NO175383BpublicationCriticalpatent/NO175383B/en
Publication of NO175383CpublicationCriticalpatent/NO175383C/en
NO904954A1989-03-181990-11-15
Process for making paper, cardboard and paperboard in the presence of copolymers containing N-vinylformamide moieties
NO175383C
(en)