Self-drilling anchoring element

The element (11) i.e. roof bolt, has a hollow cylindrical receiving body (12), which includes a drilling head (16) at an end (13). The receiving body includes a hardener (27) and a reactive resin (28), which is supported from each other separately. The reactive resin includes two different formulati...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	WIECZOREK, KOLJA, BUDER, ASTRID
Format:	Patent
Sprache:	eng ; fre ; ger
Schlagworte:	EARTH DRILLING FIXED CONSTRUCTIONS GALLERIES LARGE UNDERGROUND CHAMBERS MINING SHAFTS TUNNELS
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