The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jan. 18, 2011
Filed:
Sep. 09, 2008
Applicant:
Mohammad Athar Ali, Al-Khobar, SA;
Inventor:
Mohammad Athar Ali, Al-Khobar, SA;
Assignee:
Schlumberger Technology Corporation, Sugar Land, TX (US);
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
E21B 34/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
Disclosed herein is a device for controlling flow within, e.g., a production well or an injection well. The device consists of a movable flow passage and a stationary variable choke or valve that is sensitive to flow parameters and automatically adjusts itself to provide a predetermined flow rate through the device.