Enfase ringromsdrevet glidemuffe

A sliding sleeve is provided to control the flow of fluids through a tubular conduit. The sliding sleeve may include a housing having a longitudinal bore, at least one annulus pressure port, and at least one fluid flow port. An inner sleeve is disposed for axial movement within the longitudinal bore...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	NEWMAN, BILLY RAY, ORZECHOWSKI, DIANA L
Format:	Patent
Sprache:	nor
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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