Dress device is repaiied to well head

The utility model discloses a dress device is repaiied to well head, including strutting arrangement, rotation inner circle, support slide bar, clamping device and hoist device, rotating the inner circle can be in in the fixed setting of pivoted strutting arrangement's top, it is in to support...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	DENG XIAOCHUAN, LI JIAN, ZHAO YOUQING, CHEN GONG, JIA HAIGANG
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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