Disassembly-free drill floor for cement foundation

The utility model relates to the field of workover drill stands, in particular to a cement foundation drill stand without disassembly. Comprising a bottom frame, an upper platform parallel to the bottom frame is arranged above the bottom frame, the upper platform and the bottom frame are fixedly con...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	CUI ZHAOHUI, SHI SHOUTAO, XU CHENGJIE, ZHANG JIASEN, YANG GUOJIAN, GUO YUFANG, GUO HAICHAO, WEI NING, GUO LEI, FENG YETONG, SHI ZHIGANG
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	EMBANKMENTS EXCAVATIONS FIXED CONSTRUCTIONS FOUNDATIONS HYDRAULIC ENGINEERING SOIL SHIFTING UNDERGROUND OR UNDERWATER STRUCTURES
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