VARIABLE FLOW RESTRICTOR FOR USE IN A SUBTERRANEAN WELL

VARIABLE FLOW RESTRICTOR FOR USE IN A SUBTERRANEAN WELL

A variable flow resistance system for use in a subterranean well. The system comprises a flow chamber including an outlet, at least one first structure which induces spiral flow of a fluid composition about the outlet, and at least one second structure which impedes a change in direction of flow of...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: FRIPP, Michael L, DYKSTRA, Jason D, HOLDERMAN, Luke W
Format: Patent
Sprache:eng ; fre ; ger
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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Beschreibung
Zusammenfassung:A variable flow resistance system for use in a subterranean well. The system comprises a flow chamber including an outlet, at least one first structure which induces spiral flow of a fluid composition about the outlet, and at least one second structure which impedes a change in direction of flow of the fluid composition radially toward the outlet.