EP1570905A1 - Galets de broyage pour broyeur vertical
EP1570905A1 EP04447053A EP04447053A EP1570905A1 EP 1570905 A1 EP1570905 A1 EP 1570905A1 EP 04447053 A EP04447053 A EP 04447053A EP 04447053 A EP04447053 A EP 04447053A EP 1570905 A1 EP1570905 A1 EP 1570905A1 Authority EP European Patent Office Prior art keywords roller inserts wear contiguous faces Prior art date Legal status …