A motionless well head location shield assembly for fracturing

The utility model provides a motionless well head location shield assembly for fracturing, includes: tubular column, the change that connects gradually with tubular column well head upper portion aredetained the nipple joint, are located joints, the scour protection loses high -pressure cock, wherei...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	ZHANG BO, WANG PENG, WANG YUNHAI, ZHANG FEI, WANG BO, MA YINGWEN, HAN YAOTU, YANG XI, WAN XIANG, CHEN XIGUO, ZHANG MING, YU HAN, ZHANG BINQI, LI JUNBAO
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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