Cable entrance and exit well

The invention discloses a cable entrance and exit well which comprises a well lid, a wellhead frame and a hydraulic auxiliary opening device, wherein the well lid is hinged to the outer lateral wall of the wellhead frame, one end of the hydraulic auxiliary opening device is hinged to the inside wall...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	LI ZHIHAO, BU WEI, WANG TAO, TANG XIAO, DUAN LIJUN, LI ZHENGANG, WANG JIANWEI, QIAO YUN, TONG QIYUN, ZHANG XU, JIAN XUEYANG, PENG ZHIYONG, ZHANG DONGHUI, YANG GUANGLONG, PU KAI, LI YONGBING
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	EMBANKMENTS EXCAVATIONS FIXED CONSTRUCTIONS FOUNDATIONS HYDRAULIC ENGINEERING SOIL SHIFTING UNDERGROUND OR UNDERWATER STRUCTURES
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