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US Patent 8807966 Pump motor protector with redundant shaft seal

Patent 8807966 was granted and assigned to Schlumberger on August, 2014 by the United States Patent and Trademark Office.

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Is a

Patent

Patent attributes

Current Assignee

Schlumberger

Patent Jurisdiction

United States Patent and Trademark Office

Patent Number

88079660

Patent Inventor Names

Arunkumar Arumugam0

Arthur I. Watson0

Chad Bremner0

Christopher Featherby0

David Garrett0

David Rowatt0

Michael Hui Du0

Ramez Guindi0

Date of Patent

August 19, 2014

Patent Application Number

126698660

Date Filed

July 18, 2008

Patent Citations Received

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US Patent 11788540 Submersible pumping system thrust bearing gas venting

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US Patent 12018553 Electric submersible pump systems

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US Patent 11976660 Inverted closed bellows with lubricated guide ring support

Patent Primary Examiner

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Charles Freay

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