Sealed grouting front end device and grouting construction method

The invention discloses a sealed grouting front end device and a grouting construction method. The device comprises a protective casing, a junction pipe and a grouting connection pipe. The first end of the protective casing is detachably connected with a conical head; the pipe wall of the junction p...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	LI YONGDI, YANG HUAZHEN, HUANG BIN, HUANG YONGQING, HE XIAOLING, SHI CHENGHUAN, ZHANG FAN, QIAN FENG, XUN CHENDONG
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	EMBANKMENTS EXCAVATIONS FIXED CONSTRUCTIONS FOUNDATIONS HYDRAULIC ENGINEERING SOIL SHIFTING UNDERGROUND OR UNDERWATER STRUCTURES
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