Auxiliary roof contacting device for tailing filling and construction method thereof

The invention discloses an auxiliary roof contact device for tailing filling and a construction method thereof. The device comprises an elastic film bag, a filling pipeline and a pressure control device; one end of the filling pipeline is connected with the elastic film bag; and the other end of the...

Ausführliche Beschreibung

Gespeichert in:

Bibliographische Detailangaben
Hauptverfasser:	GAO LEI, WANG ZHENNAN, LI PING, SUN CHENGTAO, SUN XINFEI
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	EARTH DRILLING FIXED CONSTRUCTIONS MINING SAFETY DEVICES, TRANSPORT, FILLING-UP, RESCUE, VENTILATION, ORDRAINING IN OR OF MINES OR TUNNELS
Online-Zugang:	Volltext bestellen
Tags:	Tag hinzufügen Keine Tags, Fügen Sie den ersten Tag hinzu!

Schreiben Sie den ersten Kommentar!