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:
Aug. 22, 2017

Filed:

Dec. 12, 2013
Applicants:

Ingo Forstner, Ahnsbeck, DE;

Christian Herbig, Celle, DE;

Christian Linke, Wienhausen, DE;

Andreas Hohl, Hannover, DE;

Inventors:

Ingo Forstner, Ahnsbeck, DE;

Christian Herbig, Celle, DE;

Christian Linke, Wienhausen, DE;

Andreas Hohl, Hannover, DE;

Assignee:

BAKER HUGHES INCORPORATED, Houston, TX (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01V 1/40 (2006.01); G01V 3/18 (2006.01); G01V 5/04 (2006.01); G01V 9/00 (2006.01); G01V 99/00 (2009.01); E21B 7/04 (2006.01);
U.S. Cl.
CPC ...
G01V 99/00 (2013.01); E21B 7/04 (2013.01);
Abstract

A method for defining a permissible borehole curvature includes determining curvature characteristics of at least one of a borehole and a downhole assembly in the borehole and calculating an envelope of permissible borehole curvatures from a predetermined location in the borehole based on the curvature characteristics, a direction of the borehole at the predetermined location in the borehole, and a turning angle of the borehole relative to the direction of the borehole at the predetermined location.


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