Charge pump for electric submersible pump (ESP) assembly with inverted shroud

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United States of America Patent

PATENT NO 11946472
APP PUB NO 20230111850A1
SERIAL NO

17492227

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ATTORNEY / AGENT: (SPONSORED)

Importance

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Abstract

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An electric submersible pump (ESP) assembly. The ESP assembly comprises an electric motor; a seal section; a fluid intake; a charge pump assembly located downstream of the fluid intake and having an inlet in fluid communication with an outlet of the fluid intake, having a fluid mover coupled to a drive shaft, and having a fluid reservoir located downstream of the fluid mover; a gas separator located downstream of the charge pump assembly and having an inlet in fluid communication with an outlet of the charge pump assembly; an inverted shroud coupled at an upper end to the gas separator or to the charge pump assembly and coupled at a lower end to the ESP assembly below the fluid intake; and a production pump assembly located downstream of the gas separator and having an inlet in fluid communication with a liquid phase discharge port of the gas separator.

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Patent Owner(s)

Patent OwnerAddress
HALLIBURTON ENERGY SERVICES INC3000 N SAM HOUSTON PARKWAY E HOUSTON TX 77032-3219

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Brown, Donn J Tulsa, US 97 732
Mathes, Randy Louis Tulsa, US 3 16
Sheth, Ketankumar Kantilal Tulsa, US 48 129

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