Circulation valve

A method of controlling fluid flow through a circulation valve disposed in a borehole includes flowing a fluid at a first flowrate through a first jet and a second jet disposed in a throughbore of a sliding sleeve disposed in a housing of the circulation valve, flowing the fluid at a second flowrate...

Ausführliche Beschreibung

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Bibliographische Detailangaben
1. Verfasser:	Deboer, Luc
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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Beschreibung
Zusammenfassung:	A method of controlling fluid flow through a circulation valve disposed in a borehole includes flowing a fluid at a first flowrate through a first jet and a second jet disposed in a throughbore of a sliding sleeve disposed in a housing of the circulation valve, flowing the fluid at a second flowrate through the first jet and the second jet to actuate the sliding sleeve from a first position to a second position, and flowing the fluid from the throughbore of the sliding sleeve through a housing port of the housing in response to actuating the sliding sleeve from the first position to a second position.