SELECTIVELY ACTIVATED FRICTION REDUCTION TOOL AND METHOD

A friction reduction tool configured for selective activation downhole in response to a variation in a media flow's operating condition. A valve assembly and an activation assembly are both positioned downstream of a power assembly, which is configured to rotate a rotating valve segment of the...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	von Gynz-Rekowski, Gunther HH, Reeves, Mark Allen
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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