MULTIPLE-POINT ANCHORED ROCK BOLT

The invention provides a rock bolt which includes an elongate metallic body having a first end and an opposed second end, a threaded portion at the second end, for attaching thereto and locating thereon, a nut and a bearing plate, a mechanical anchor at, or at least partially located on, a first end...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	PASTORINO, PAOLO ETTORE, VAN DER MERWE, PHILLIPUS, DU PLESSIS, SAMUEL, CAWOOD, MARTIN
Format:	Patent
Sprache:	eng ; fre
Schlagworte:	EARTH DRILLING FIXED CONSTRUCTIONS GALLERIES LARGE UNDERGROUND CHAMBERS MINING SHAFTS TUNNELS
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