Appararus and method for inserting and retrieving a tool string through well surface equipment

A method of deploying a tool string 6 comprising inserting a first tool into a wellbore 11 through well surface equipment 50, isolating a first portion of the well surface equipment from the elevated wellbore pressure, possibly by isolating an inner chamber of a lubricator (54, figure 1) using engag...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	BENNIE GILL, LAURENT E MULLER, KLAUS B HUBER, GARY L RYTLEWSKI, LARRY GRIGAR, STEVEN W HENDERSON, ROLF LUDOLF
Format:	Patent
Sprache:	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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