Submersible pump
Patent
·
OSTI ID:6368289
A method and apparatus for using a submersible pump to lift reservoir fluids in a well while having the tubing/casing annulus isolated from the produced fluids. The apparatus allows the submersible pump to be positioned above the annular packoff device. The apparatus comprises an outer shield that encloses the pump and can be attached to the production tubing. The lower end of the shield attaches to a short tubing section that seals with the annular packoff device or a receptacle above the annular packoff device.
- Assignee:
- Shell Oil Company, Houston, Tx.
- Patent Number(s):
- US 4537257
- OSTI ID:
- 6368289
- Country of Publication:
- United States
- Language:
- English
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