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Application filed by Dumitru Lupu, Gheorghe Lupu, Viorica LupufiledCriticalDumitru Lupu
Priority to RO93059ApriorityCriticalpatent/RO81179B1/ro
Publication of RO81179A2publicationCriticalpatent/RO81179A2/fr
Publication of RO81179B1publicationCriticalpatent/RO81179B1/ro
Procedimento per la separazione finamica a mezzo denso di misceledi materiali, quali ad esempio minerali, a diverso peso specifico, ed impianto per attuarlo.