Patent ID: 7150325
Filing Date: 2006-12-19
Classification: E21B,F04D

Abstract:
1. A subsea pumping assembly, comprising: a primary housing adapted to be located subsea, the primary housing having an open first end and a second end containing a receptacle of smaller inner diameter than an inner diameter of the open first end; an intake conduit in fluid communication with the receptacle for supplying well fluid; a capsule that is installed through the open first end and lands in the primary housing, the capsule having an inlet that sealingly engages the receptacle as the capsule lands for receiving well fluid flowing through the intake conduit into the receptacle and the inlet of the capsule; a submersible pump assembly located in the capsule, the pump assembly having an intake for receiving well fluid flowing into the capsule and a discharge for discharging the well fluid from the capsule; and wherein the capsule while containing the pump assembly therein is retrievable from the primary housing.