Combined tubing hanger

The utility model belongs to the technical field of oil and gas production. The utility model discloses a combined oil pipe hanger, which comprises a body arranged at the top of a central hole of an oil pipe four-way joint, and an annular limiting shoulder is arranged on the outer side wall of the b...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	TANG XIAOHUA, XIE QIANG, NIE WUSHI, YAN HUANAN, SU MINGSHENG, LI GANG, WANG BIN
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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