Drainage device for pile foundation drilling

The utility model relates to the technical field of pile foundation drilling, in particular to a drainage device for pile foundation drilling, which comprises a water storage tank, a tank cover, a water pump, an electric push rod and a filter plate, the tank cover is arranged at the top end of the w...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser:	JIANG ZHU, LU RONGKAI, LI JIA, CHEN DEGUI, XIANG MINGJIAO, CHO HAN-SEOK, ZHOU FAFEI, NAN LEI, ZHANG GUOPENG, DONG ZHIXING, XIAO YE, GIESSE
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	EMBANKMENTS EXCAVATIONS FIXED CONSTRUCTIONS FOUNDATIONS HYDRAULIC ENGINEERING PERFORMING OPERATIONS PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL SEPARATION SOIL SHIFTING TRANSPORTING UNDERGROUND OR UNDERWATER STRUCTURES
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