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:
May. 16, 2017
Filed:
Feb. 13, 2009
Applicants:
Hans-paul Carlsen, Notodden, NO;
Tor-øystein Carlsen, Kongsberg, NO;
Olav Inderberg, Kongsberg, NO;
Inventors:
Assignee:
FMC Kongsberg Subsea AS, Kongsberg, NO;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
E21B 17/01 (2006.01); B23P 11/00 (2006.01); E21B 19/00 (2006.01);
U.S. Cl.
CPC ...
E21B 17/017 (2013.01); E21B 19/002 (2013.01); Y10T 137/0402 (2015.04);
Abstract
The present invention relates to a riser joint for a riser with a joint connecting two parts of a riser where the two parts are allowed angular displacement. According to the invention the riser joint comprises means for connection to the two parts of the riser at a distance from the joint, and means for adding a force between the two parts. The invention also relates to a method for reducing bending moments in a riser at a connection between the riser and a subsea installation.