Invention Grant
- Patent Title: Electric submersible pump inverted shroud assembly
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Application No.: US14938439Application Date: 2015-11-11
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Publication No.: US09638015B2Publication Date: 2017-05-02
- Inventor: Wesley John Nowitzki , Joseph Stewart , Randy S. Roberts , Michael Edward Sterling
- Applicant: Summit ESP, LLC
- Applicant Address: US OK Tulsa
- Assignee: Summit ESP, LLC
- Current Assignee: Summit ESP, LLC
- Current Assignee Address: US OK Tulsa
- Agency: Frederic Dorwart, Lawyers
- Agent Penina Michlin Chiu
- Main IPC: E21B43/12
- IPC: E21B43/12 ; F04D29/42 ; F04D13/10 ; F04D29/08 ; F04D29/62

Abstract:
An electric submersible pump (ESP) inverted shroud assembly is described. An ESP assembly includes an inverted shroud separating an ESP pump from a well casing, the ESP pump rotatably coupled to an ESP motor, the inverted shroud having an opening on an upstream terminal side, at least a portion of the ESP motor extending through the opening, the portion of the ESP motor extending through the opening exposed to working fluid, and the opening sealed to the working fluid. An ESP assembly includes an inverted shroud, and an ESP motor including a head, housing and base, the head of the ESP motor at least partially inside the inverted shroud, and the housing and base of the ESP motor at least partially outside the inverted shroud.
Public/Granted literature
- US20160130923A1 ELECTRIC SUBMERSIBLE PUMP INVERTED SHROUD ASSEMBLY Public/Granted day:2016-05-12
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