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:
Jun. 03, 2014
Filed:
Apr. 28, 2009
Lasse E. Aarnes, Drammen, NO;
Andre M. Smith, Lier, NO;
Lasse E. Aarnes, Drammen, NO;
Andre M. Smith, Lier, NO;
Aker Subsea AS, Lysaker, NO;
Abstract
Internal tree cap () (ITC) adapted to be installed in the bore of a subsea well unit () or to an internal tubular element () of the same, comprising a locking element () for releasably locking the internal tree cap () to said subsea well unit () or internal tubular element (). The ITC further comprises a fluid channel () extending through a fluid barrier between the lower and upper part of the internal tree cap (), which fluid channel () is blocked by a burst element () adapted to break and open for fluid flow through the fluid channel () when exposed to a predetermined pressure difference over the burst element (). The invention also relates to an ITC running tool () and a locking mechanism () for supporting the ITC in the tool.