Coiled tubing hanger

The utility model discloses a coiled tubing hanger, including the dabber, the spindle has been seted up to pass and has been pressed the hole, top connection, top connection cover are established at mandrel outer wall and are connected with the dabber, piston, piston bush are established in the outs...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	ZHANG LANJIANG, WU QIMING, SONG YANG, GUO WUBING, ZHANG LIFENG, LIANG YUBIN
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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