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:
Oct. 07, 2014
Filed:
Jul. 11, 2008
Applicant:
Rune Toennessen, Oslo, NO;
Inventor:
Rune Toennessen, Oslo, NO;
Assignee:
WesternGeco L.L.C., Houston, TX (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01V 1/38 (2006.01); B63B 21/66 (2006.01);
U.S. Cl.
CPC ...
G01V 1/3826 (2013.01); B63B 21/66 (2013.01); G01V 1/38 (2013.01);
Abstract
Marine seismic streamer steering apparatus are described having an elongate body, at least a portion of which is positioned eccentric of a marine seismic streamer, the apparatus having stability features selected from: one or more lateral steering control surfaces providing a center of lift approximately through a vertical streamer axis; one or more buoyancy elements providing a center of buoyancy through the same or a different vertical axis approximately through the center of the streamer; and combinations thereof. The apparatus have improved stability and avoid heeling during use.