Rotary drilling rig

The invention discloses a rotary drilling rig which comprises a walking crawler belt, a bottom frame, at least two swing arms, a driving device and a driving device. One end of each supporting leg is connected to the bottom frame, and the other end is connected to the corresponding walking track; th...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	XIONG MINGQIANG, HE QINGHUA, LI YAO, FAN ZHIXIU
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!