Downhole pump sand filtering snares

Disclosed is a plunger for use in a sucker-rod pumping system. The plunger reciprocates within a barrel. The plunger comprises first, second, and third sections, in which the first and third sections are sealed against the barrel and in which a second section is between the first and third sections...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	Narasimhan, Ramamurthy, Rogers, Bradley C, De Werff, Randy, Correa, Felipe, Granados, Sergio, Zizo, Oscar, Salloom, Riyadh
Format:	Patent
Sprache:	eng
Schlagworte:	BLASTING EARTH DRILLING EARTH DRILLING, e.g. DEEP DRILLING FIXED CONSTRUCTIONS HEATING LIGHTING MECHANICAL ENGINEERING MINING OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR ASLURRY OF MINERALS FROM WELLS POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS PUMPS FOR LIQUIDS OR ELASTIC FLUIDS WEAPONS
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