Patent ID: 6595295
Filing Date: 2003-07-22
Classification: E21B

Abstract:
An electric submersible pumping assembly for use in a wellbore to pressurize a production stream for production at the surface comprisingan encapsulated pumping device comprising: a device body forming a chamber having an upper end portion and a lower end portion, the upper end portion including a device outlet that abuts an upper connection device and the lower end portion having a device inlet; a pump assembly disposed within the device body and having a pump inlet in fluid communication with the production stream and a pump outlet in fluid communication with the device outlet; and an electric submersible motor assembly disposed within the device body comprising an electric motor having a seal section operably connected to the pump assembly; a first sealing device disposed in the wellbore above the encapsulated pumping device; and a first opening device disposed in the wellbore below the encapsulated pumping device.