Water and sand stopping device for slurry balance pipe jacking hole in quicksand geology

The utility model relates to the technical field of water stopping and sand stopping in quicksand geology, in particular to a water stopping and sand stopping device for a slurry balance pipe jacking hole in quicksand geology, which is characterized in that a bottom plate is arranged on the slurry b...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	DU YUE, DENG ZHIWEN, LI PEIJIAN, WEI FANGFANG, GUO QIANXI, HONG DONGMING, LIU RENJIE
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	EARTH DRILLING FIXED CONSTRUCTIONS GALLERIES LARGE UNDERGROUND CHAMBERS MINING SHAFTS TUNNELS
Online-Zugang:	Volltext bestellen
Tags:	Tag hinzufügen Keine Tags, Fügen Sie den ersten Tag hinzu!