Casing and drilling tool conveying cableway device

The invention discloses a casing and drilling tool conveying cableway device which is characterized in that an upper cable point and a lower cable point are arranged between a gate of a drill floor and the front end of a catwalk at a certain height respectively. The front end of a cable is connected...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	ZENG YOUHUA, SHI ZHENGHAO, BAI DENGXIANG, ZHANG BAOSHU, ZHAO MINGHUI, SHEN BIAO, MU YUANMING, CHENG ZHIGANG, LI QIANG, MU WU
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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