Well base equipment bin anti-theft structure

The utility model relates to an anti-theft structure of a well seat equipment bin. the manhole cover comprises a manhole base and a manhole cover body hinged to the manhole base. Wherein the well seatcomprises an annular top panel and a seat ring arranged below the annular top panel, at least one fi...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	QU LONGHUI, YU YANFENG, HOU ZHIHENG
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	EMBANKMENTS EXCAVATIONS FIXED CONSTRUCTIONS FOUNDATIONS HYDRAULIC ENGINEERING SOIL SHIFTING UNDERGROUND OR UNDERWATER STRUCTURES
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