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Application filed by Jerzy Bialas, Wladyslaw Sobanski, Andrzej KasztanfiledCriticalJerzy Bialas
Priority to PL32506998ApriorityCriticalpatent/PL325069A1/en
Publication of PL325069A1publicationCriticalpatent/PL325069A1/en
PL32506998A1998-02-251998-02-25Method of spreading material being feed to a vertical centrifugal sieve and spreading cone for such sieve
PL325069A1
(en)