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:
May. 27, 2014

Filed:

Nov. 17, 2010
Applicants:

Joerg Lehr, Lower Saxony, DE;

Ines Gruetzmann, Lehrte-Arpke, DE;

Detlev Benedict, Nienhagen, DE;

Wiebke Schoenebeck, Celle, DE;

Keven O'connor, Houston, TX (US);

Matthias R. Moeller, Braunschweig, DE;

Inventors:

Joerg Lehr, Lower Saxony, DE;

Ines Gruetzmann, Lehrte-Arpke, DE;

Detlev Benedict, Nienhagen, DE;

Wiebke Schoenebeck, Celle, DE;

Keven O'Connor, Houston, TX (US);

Matthias R. Moeller, Braunschweig, DE;

Assignee:

Baker Hughes Incorporated, Houston, TX (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
E21B 17/02 (2006.01);
U.S. Cl.
CPC ...
Abstract

A monobore wellbore apparatus and method of construction. The apparatus includes a series of overlapping expandable liner sections. The overlapping liner sections may be expanded and pressed to provide no gaps along the length of the liner system. The liner sections may include centralizers and/or circumferential seals that provide sealing functions and spaces between the overlapping liner sections. The liner sections may be lined with a suitable sealing material, including an epoxy or may be filled with cement or another desired materials.


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