DEVICE FOR GUIDING STEM VALVE UNDER JET

FIELD: stem valve guiding.SUBSTANCE: invention relates to a device for guiding a stem valve to a flowing wellhead flange. The device includes attachment points to the pipe head of the X-mas tree, movable racks, a traverse, an adapter coil and a traction mechanism. Attachments to the tubing head are...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	Kuznetsov Viktor Genadevich, Petin Vladislav Aleksandrovich, Matveev Viktor Mikhajlovich, Seselkin Oleg Vyacheslavovich
Format:	Patent
Sprache:	eng ; rus
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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