Grouting sleeve valve pipe

The utility model discloses a grouting sleeve valve pipe, which comprises a grouting pipe A and a grouting pipe B. The grouting pipe A is disposed inside the grouting pipe B, a grouting perforated pipe with two grout stoppers and a joint are disposed on the grouting pipe A, a grout discharge hole is...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	XIE JIJUN, ZHOU YINGYOU, KE SONGLIN, XU ZHAOJIAO, WU WEIHUA, LI WENXIAO, WANG TIANLAN
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	EMBANKMENTS EXCAVATIONS FIXED CONSTRUCTIONS FOUNDATIONS HYDRAULIC ENGINEERING SOIL SHIFTING UNDERGROUND OR UNDERWATER STRUCTURES
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