Spray head sleeve and vibroflotation high-pressure injection grouting spray head

The invention relates to a spray head of a high-pressure injection grouting machine for constructing an impervious curtain siding wall for a foundation basis in the water conservancy project and the constructional project, and provides a spray head for a vibroflotation high-pressure injection grouti...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	CHEN LIANYING, YANG SHUANGQUAN, MENG YUHAI, WANG GUOSHENG, YAN ZHIPENG, TANG WUXING, LIANG YONGQI, YANG JUN, ZHONG HANJIN
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	EMBANKMENTS EXCAVATIONS FIXED CONSTRUCTIONS FOUNDATIONS HYDRAULIC ENGINEERING SOIL SHIFTING UNDERGROUND OR UNDERWATER STRUCTURES
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