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.

Date of Patent:
Sep. 03, 2019

Filed:

Aug. 17, 2016
Applicant:

Welltec Oilfield Solutions Ag, Zug, CH;

Inventor:

Paul Hazel, Aberdeen, GB;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
E21B 43/10 (2006.01); E21B 23/06 (2006.01); E21B 33/127 (2006.01); E21B 23/01 (2006.01); E21B 33/12 (2006.01); E21B 33/128 (2006.01); E21B 34/10 (2006.01); E21B 47/026 (2006.01); E21B 47/06 (2012.01);
U.S. Cl.
CPC ...
E21B 43/105 (2013.01); E21B 23/01 (2013.01); E21B 23/06 (2013.01); E21B 33/127 (2013.01); E21B 33/1208 (2013.01); E21B 33/1285 (2013.01); E21B 34/10 (2013.01); E21B 47/026 (2013.01); E21B 47/06 (2013.01); E21B 47/065 (2013.01);
Abstract

A cementless downhole completion system including an annular barrier with a tubular metal part being mounted as part of a first well tubular metal structure arranged in a borehole in a formation and the annular barrier is arranged opposite an impermeable cap layer in the formation. A downhole completion system for completing a well having a top, comprising a formation comprising a cap layer, a borehole extending through the cap layer to provide an inner cap layer face and, a first well tubular metal structure arranged in the borehole comprising a first annular barrier and a second annular barrier. In the expanded position, the expandable tubular of the first annular barrier overlaps the cap layer and the expandable tubular of the second annular barrier overlaps the cap layer.


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