Ground off-line intelligent three-joint unit connecting and efficient tripping drilling machine and working method

The invention discloses a ground off-line intelligent three-joint unit connecting and efficient tripping drilling machine, a working method and a drill throwing method, and belongs to the technical field of petroleum drilling machine devices. The device comprises a drilling machine main body, a thre...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	CHAI JUNQING, QIN HAO, CHEN CHONG, YU FANG, YANG SHUJUAN, YANG LEI, TANG AIMIN, LYU YAN
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!