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. 11, 2010
Filed:
Nov. 22, 2004
Applicant:
Tore Hassel Sorensen, Voss, NO;
Inventor:
Tore Hassel Sorensen, Voss, NO;
Assignee:
TCO AS, Bergen, NO;
Primary Examiner:
Int. Cl.
CPC ...
E21B 33/12 (2006.01);
U.S. Cl.
CPC ...
Abstract
A device is described for a plug () for pressure testing of bore holes and the like in a formation or the like, and associated pipe () in which the plug is installed in a plug-carrying chamber (), and the plug () seals the passage through the pipe by cooperating with sealing bodies (), with the underside of the plug () being arranged (rests) in a seat at the bottom of the chamber. The plug is characterized in that it comprises a number of layer-formed or tier-formed ring disc elements of a given thickness, on fitted on top of the other.