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Title:
ELECTRICAL SUBMERSIBLE MOTOR
Document Type and Number:
WIPO Patent Application WO/2016/174452
Kind Code:
A1
Abstract:
A fluid system for a pump, which includes a downhole rotating shaft and bearings inside a housing, and where a fluid volume around shaft is circulated from outside housing through a filter, so that only clean non-abrasive fluid is permitted inside fluid volume pump to draw fluid around the shaft. A fluid expeller is included to expel fluid from the accumulated volume of fluid through the filter to purge the filter.

Inventors:
HEAD, Philip (1 Hartdene HouseBridge Road, Bagshot Surrey GU19 5AT, GU19 5AT, GB)
MANSIR, Hassan (1 Hartdene HouseBridge Road, Bagshot Surrey GU19 5AT, GU19 5AT, GB)
Application Number:
GB2016/051225
Publication Date:
November 03, 2016
Filing Date:
April 28, 2016
Export Citation:
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Assignee:
CORETEQ LTD (1 Hartdene House, Bridge Road, Bagshot GU19 5AT, GU19 5AT, GB)
International Classes:
F04D7/04; E21B43/12; F04B47/06; F04C13/00; F04D13/10
Foreign References:
US20150064034A12015-03-05
US20090304526A12009-12-10
US5494109A1996-02-27
Other References:
None
Attorney, Agent or Firm:
HARMAN, Paul (37 Upper Park Road, CamberleySurrey, GU15 2EG, GU15 2EG, GB)
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