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. 12, 2015

Filed:

Dec. 03, 2008
Applicants:

Xiao Ming Tang, Sugar Land, TX (US);

Douglas J. Patterson, Spring, TX (US);

Inventors:

Xiao Ming Tang, Sugar Land, TX (US);

Douglas J. Patterson, Spring, TX (US);

Assignee:

Baker Hughes Incorporated, Houston, TX (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01V 1/44 (2006.01); E21B 47/00 (2012.01); E21B 47/022 (2012.01);
U.S. Cl.
CPC ...
G01V 1/44 (2013.01); E21B 47/02208 (2013.01);
Abstract

Disclosed herein is a method of delineating a second wellbore from a first wellbore. The method includes, emitting acoustic waves from a tool in the first wellbore, receiving acoustic waves at the tool reflected from the second wellbore, and determining orientation and distance of at least a portion of the second wellbore relative to the tool.


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