US Patent 7086471 Method and apparatus for controlling downhole flow

Patent 7086471 was granted and assigned to Schlumberger on August, 2006 by the United States Patent and Trademark Office.

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Patent

Patent attributes

Current Assignee

Schlumberger

Patent Jurisdiction

United States Patent and Trademark Office

Patent Number

7086471

Date of Patent

August 8, 2006

Patent Application Number

10474608

Date Filed

April 9, 2002

Patent Primary Examiner

‌

Frank S. Tsay

Patent abstract

The invention relates to apparatus for controlling the flow rate of a fluid in tubing (4), said apparatus (5) comprising at least one hole (7) passing through the wall of said tubing and a moving shutterjacket (8) mounted to engage said hole. According to the invention, said apparatus further comprises deflector means (9) covering said jacket and said hole so that said deflector means directs the fluid through the wall of said tubing.

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