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:
Jul. 05, 2011
Filed:
Mar. 13, 2006
Rune Freyer, Stavanger, NO;
Rune Freyer, Stavanger, NO;
Halliburton Energy Services, Inc., Houston, TX (US);
Abstract
The invention refers to a device for sealing an annular space formed between an outer cylindrical element () having an end closure () and an inner pipe () extending within the outer element and having a free end. The invention incorporates a packer element () being slidably disposed around said pipe (), an actuation element () adapted for telescopic assembly around the outer surface of the pipe () and slidable from a first position to a second position, a conical ring () adapted for installation on the pipe (), where the actuation element () comprises an abutment element () designed for abutment against said packer (), and an actuation pipe () extending beyond the pipe () first end when the actuation element () is in said first position. The invention also refers to a method for sealing the annular space.