Curtain grouting drilling backwater drainage device

The utility model discloses a curtain grouting drilling backwater drainage device, relates to the technical field of geotechnical engineering construction, and solves the problem that in the use process of a curtain grouting drilling backwater directional drainage device in the prior art, drilling b...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	CHEN YANG, KE YUEMOU, LYU BINQIANG, NA XIAOPING, CHEN BIN, GAO QIANG, SHI HONGLEI, YUAN CHAO, SONG ZEKUI, ZHONG LIN, FENG JUNHUAI, HOU XIANLIN
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	EMBANKMENTS EXCAVATIONS FIXED CONSTRUCTIONS FOUNDATIONS HYDRAULIC ENGINEERING SOIL SHIFTING UNDERGROUND OR UNDERWATER STRUCTURES
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