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. 27, 2004
Filed:
Mar. 18, 2003
Christopher D. Bartlett, Spring, TX (US);
Christopher E. Cunningham, Spring, TX (US);
Richard D. Kent, Newburgh, GB;
Nicholas Gatherar, Juniper Green, GB;
David Harrold, Houston, TX (US);
FMC Technologies, Inc., Chicago, IL (US);
Abstract
A flow completion system for controlling the flow of fluid from a well bore, the flow completion system includes a tubing spool which includes a central bore that extends axially therethrough and a production outlet which communicates with the central bore. A tubing hanger includes a production bore that extends axially therethrough and a production passageway that communicates between the production bore and the production outlet and a first closure member which is positioned in the production bore above the production passageway. A first annular seal which is positioned between the tubing hanger and the central bore above the production passageway including first pressure-containing barrier between the well bore and a surrounding environment. A second closure member which is positioned in the production bore above the first closure member; and a second annular seal which is positioned between the tubing hanger and the central bore above the first seal including a second pressure-containing barrier between the well bore and the environment; and wherein both the first and the second barriers are associated with the tubing hanger.