Buletinul Institutului Politehnic din Iaşi - Seria Nouă, 1970 (Anul 16, nr. 1-4)
1970 / nr. 1-2
Г. Szviarcsztajn а. К. Przybysz Fig. 5. — Comparison of breaking length of sheets Fig. 6. — Comparison of tear resistance rof sheets produced from fibres obtained by removing fines produced from fibres obtained by removing fines from pulp treated ultrasonically and beaten convenfrom pulp treated ultrasonically and beaten conventionally, in dependence of pulp wetness. tionally, in dependence of pulp wetness.