Urban road anti-sedimentation well lid mounting structure

The utility model discloses an urban road anti-sedimentation well lid installation structure, and relates to the technical field of well lid installation. The urban road anti-sedimentation well lid mounting structure comprises a shaft, a three-slag layer is arranged on the outer side of the shaft, a...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser:	MIAO QI, ZHAO ZHANGHUA, WANG TIANFU, CHEN WENFENG, ZHOU SHIHAO, XIE LIBO
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	BLASTING EMBANKMENTS ENGINEERING ELEMENTS AND UNITS EXCAVATIONS FIXED CONSTRUCTIONS FOUNDATIONS GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVEFUNCTIONING OF MACHINES OR INSTALLATIONS HEATING HYDRAULIC ENGINEERING LIGHTING MEANS FOR DAMPING VIBRATION MECHANICAL ENGINEERING SHOCK-ABSORBERS SOIL SHIFTING SPRINGS THERMAL INSULATION IN GENERAL UNDERGROUND OR UNDERWATER STRUCTURES WEAPONS
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