Drill rod righting device

The utility model discloses a drill rod righting device which comprises a fixed support, a first movable part and a second movable part, the first movable part comprises a connecting arm, a first driving mechanism and a fixed claw, the connecting arm, the first driving mechanism and the fixed suppor...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	CHE CHANGLU, WANG WEIBIN, CHEN JIANJUN, XIE CHAO, QING QILIN, WU CAN
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	EARTH DRILLING EARTH DRILLING, e.g. DEEP DRILLING FIXED CONSTRUCTIONS MINING OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR ASLURRY OF MINERALS FROM WELLS
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