Protective device of workover rig without guy rope

The protective device comprises a vehicle body and a workover rig arranged on the right side of the top end of the vehicle body, two rotating shafts are arranged at the front end and the rear end of the vehicle body respectively, sliding boxes are arranged at the left end and the right end of the fr...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	MO DONGHAI, ZHANG YUAN, LENG MEILING
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
Online-Zugang:	Volltext bestellen
Tags:	Tag hinzufügen Keine Tags, Fügen Sie den ersten Tag hinzu!