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Application filed by Grandis Fu Giovanni S N C FllifiledCriticalGrandis Fu Giovanni S N C Flli
Priority to IT20074/81ApriorityCriticalpatent/IT1138986B/en
Publication of IT8120074A0publicationCriticalpatent/IT8120074A0/en
Application grantedgrantedCritical
Publication of IT1138986BpublicationCriticalpatent/IT1138986B/en
PROCEDURE TO BIOLOGICALLY ACTIVATE THE PURIFICATION OF WASTE WATER WITH DENITRIFICATION IN A CIRCULATION SYSTEM, AND DEVICE FOR CARRYING OUT SUCH PROCEDURE.