Vibration grouting reinforcement device for silty-fine sand stratum

The utility model relates to the technical field of environment restoration, in particular to a silty-fine sand stratum vibration grouting reinforcement device which comprises an audio frequency vibration drilling mechanism and a grouting mechanism. The audio frequency vibration drilling mechanism c...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	QIN CHUNYAN, YIN YEXIN, WANG QINGWEI, LI NING
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	EARTH DRILLING EMBANKMENTS EXCAVATIONS FIXED CONSTRUCTIONS FOUNDATIONS GALLERIES HYDRAULIC ENGINEERING LARGE UNDERGROUND CHAMBERS MINING SHAFTS SOIL SHIFTING TUNNELS UNDERGROUND OR UNDERWATER STRUCTURES
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