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:
Sep. 04, 2012
Filed:
Aug. 19, 2009
Andy Dyson, Stonehaven, GB;
Charles LI, Spring, TX (US);
Oystein Mogedal, Oslo, NO;
Paulo Cezar Silva Paulo, Katy, TX (US);
Nick Newlands, Oslo, NO;
Andy Dyson, Stonehaven, GB;
Charles Li, Spring, TX (US);
Oystein Mogedal, Oslo, NO;
Paulo Cezar Silva Paulo, Katy, TX (US);
Nick Newlands, Oslo, NO;
Aker Subsea Inc., Houston, TX (US);
Abstract
A tubing hanger for use in a wellhead. The wellhead includes a throughbore, a landing seat positioned in the throughbore, a landing groove positioned above the landing seat in the throughbore, and a locking groove in the throughbore. The tubing hanger comprises an expandable landing ring positioned on the tubing hanger for engaging the landing groove and a landing mechanism for expanding the landing ring radially outward from the tubing hanger. A locking ring for engaging the locking groove can be positioned on the tubing hanger. The tubing hanger can further include a locking mechanism for expanding the locking ring radially outward from the tubing hanger body and locking it into the locking groove.